Kumagaya weather by month

Check out Kumagaya weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Kumagaya (°F)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
48°F maximum daytime temperature in January in Kumagaya48
50°F maximum daytime temperature in February in Kumagaya50
55°F maximum daytime temperature in March in Kumagaya55
66°F maximum daytime temperature in April in Kumagaya66
73°F maximum daytime temperature in May in Kumagaya73
79°F maximum daytime temperature in June in Kumagaya79
84°F maximum daytime temperature in July in Kumagaya84
88°F maximum daytime temperature in August in Kumagaya88
79°F maximum daytime temperature in September in Kumagaya79
70°F maximum daytime temperature in October in Kumagaya70
61°F maximum daytime temperature in November in Kumagaya61
54°F maximum daytime temperature in December in Kumagaya54
Min temperature (night-time)
28°F minimum night-time temperature in January in Kumagaya28
30°F minimum night-time temperature in February in Kumagaya30
36°F minimum night-time temperature in March in Kumagaya36
46°F minimum night-time temperature in April in Kumagaya46
55°F minimum night-time temperature in May in Kumagaya55
63°F minimum night-time temperature in June in Kumagaya63
70°F minimum night-time temperature in July in Kumagaya70
73°F minimum night-time temperature in August in Kumagaya73
66°F minimum night-time temperature in September in Kumagaya66
54°F minimum night-time temperature in October in Kumagaya54
43°F minimum night-time temperature in November in Kumagaya43
32°F minimum night-time temperature in December in Kumagaya32
Heat & Humidity
No heat & humidity in January in Kumagaya0
No heat & humidity in February in Kumagaya0
No heat & humidity in March in Kumagaya0
No heat & humidity in April in Kumagaya0
No heat & humidity in May in Kumagaya0
No heat & humidity in June in Kumagaya0
Moderate heat & humidity in July in KumagayaM
High heat & humidity in August in KumagayaH
Low heat & humidity in September in KumagayaL
No heat & humidity in October in Kumagaya0
No heat & humidity in November in Kumagaya0
No heat & humidity in December in Kumagaya0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & UV index in Kumagaya

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
10 hours of daylight per day in January in Kumagaya10
11 hours of daylight per day in February in Kumagaya11
12 hours of daylight per day in March in Kumagaya12
13 hours of daylight per day in April in Kumagaya13
14 hours of daylight per day in May in Kumagaya14
15 hours of daylight per day in June in Kumagaya15
14 hours of daylight per day in July in Kumagaya14
14 hours of daylight per day in August in Kumagaya14
12 hours of daylight per day in September in Kumagaya12
11 hours of daylight per day in October in Kumagaya11
10 hours of daylight per day in November in Kumagaya10
10 hours of daylight per day in December in Kumagaya10
UV Index (Maximum)
UV (maximum) index 2 (Low) in January in Kumagaya2
UV (maximum) index 3 (Moderate) in February in Kumagaya3
UV (maximum) index 5 (Moderate) in March in Kumagaya5
UV (maximum) index 7 (High) in April in Kumagaya7
UV (maximum) index 9 (Very High) in May in Kumagaya9
UV (maximum) index 10 (Very High) in June in Kumagaya10
UV (maximum) index 10 (Very High) in July in Kumagaya10
UV (maximum) index 10 (Very High) in August in Kumagaya10
UV (maximum) index 8 (Very High) in September in Kumagaya8
UV (maximum) index 5 (Moderate) in October in Kumagaya5
UV (maximum) index 3 (Moderate) in November in Kumagaya3
UV (maximum) index 2 (Low) in December in Kumagaya2

Rainfall in Kumagaya

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
9 days with some rainfall in January in Kumagaya9
10 days with some rainfall in February in Kumagaya10
14 days with some rainfall in March in Kumagaya14
15 days with some rainfall in April in Kumagaya15
16 days with some rainfall in May in Kumagaya16
21 days with some rainfall in June in Kumagaya21
22 days with some rainfall in July in Kumagaya22
19 days with some rainfall in August in Kumagaya19
20 days with some rainfall in September in Kumagaya20
15 days with some rainfall in October in Kumagaya15
10 days with some rainfall in November in Kumagaya10
7 days with some rainfall in December in Kumagaya7
Average monthly rainfall (inches)
1.0 inches monthly rainfall in January in Kumagaya1.0
1.6 inches monthly rainfall in February in Kumagaya1.6
2.5 inches monthly rainfall in March in Kumagaya2.5
3.5 inches monthly rainfall in April in Kumagaya3.5
4.4 inches monthly rainfall in May in Kumagaya4.4
6.8 inches monthly rainfall in June in Kumagaya6.8
5.6 inches monthly rainfall in July in Kumagaya5.6
6.7 inches monthly rainfall in August in Kumagaya6.7
7.4 inches monthly rainfall in September in Kumagaya7.4
5.0 inches monthly rainfall in October in Kumagaya5.0
2.4 inches monthly rainfall in November in Kumagaya2.4
1.1 inches monthly rainfall in December in Kumagaya1.1

More about Kumagaya

Kumagaya by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Japan

  • Explore latest offers on Fred Olsen Cruises in 2026/2027
  • Find last minute deals or early bird discounts
  • Filter offers by price, destination, ship & departure point

Fred OlsenCruise deal finder

The climate guide for Japan (Kumagaya) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Kumagaya?

Kumagaya has a temperate climate with hot summers and some rainfall in all months.

Kumagaya weather in January

Expect daytime maximum temperatures of 48°F in Kumagaya, Japan in January based on long-term weather averages. There are 6 hours of sunshine per day on average.

  • 48°F maximum daytime temperature in January in Kumagaya48
    48°F max day temperature
  • 6 hours of sunshine per day
  • 9 days with some rainfall in January in Kumagaya9
    9 days with some rainfall
  • 28°F minimum night-time temperature in January in Kumagaya28
    28°F min night temperature
  • 10 hours of daylight per day in January in Kumagaya10
    10 hours of daylight per day
  • No heat & humidity in January in Kumagaya0
    No heat & humidity
  • 1.0 inches monthly rainfall in January in Kumagaya1.0
    1.0 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in January in Kumagaya2
    2 (Low) UV index

Back to months

Kumagaya weather in February

Expect daytime maximum temperatures of 50°F in Kumagaya, Japan in February based on long-term weather averages. There are 6 hours of sunshine per day on average with 10 days with some rainfall and typically 1.6 inches of rainfall in the month.

  • 50°F maximum daytime temperature in February in Kumagaya50
    50°F max day temperature
  • 6 hours of sunshine per day
  • 10 days with some rainfall in February in Kumagaya10
    10 days with some rainfall
  • 30°F minimum night-time temperature in February in Kumagaya30
    30°F min night temperature
  • 11 hours of daylight per day in February in Kumagaya11
    11 hours of daylight per day
  • No heat & humidity in February in Kumagaya0
    No heat & humidity
  • 1.6 inches monthly rainfall in February in Kumagaya1.6
    1.6 inches of monthly rainfall
  • UV (maximum) index 3 (Moderate) in February in Kumagaya3
    3 (Moderate) UV index

Back to months

Kumagaya weather in March

Expect daytime maximum temperatures of 55°F in Kumagaya, Japan in March based on long-term weather averages. There are 6 hours of sunshine per day on average with 14 days with some rainfall and typically 2.5 inches of rainfall in the month.

  • 55°F maximum daytime temperature in March in Kumagaya55
    55°F max day temperature
  • 6 hours of sunshine per day
  • 14 days with some rainfall in March in Kumagaya14
    14 days with some rainfall
  • 36°F minimum night-time temperature in March in Kumagaya36
    36°F min night temperature
  • 12 hours of daylight per day in March in Kumagaya12
    12 hours of daylight per day
  • No heat & humidity in March in Kumagaya0
    No heat & humidity
  • 2.5 inches monthly rainfall in March in Kumagaya2.5
    2.5 inches of monthly rainfall
  • UV (maximum) index 5 (Moderate) in March in Kumagaya5
    5 (Moderate) UV index

Back to months

Kumagaya weather in April

Expect daytime maximum temperatures of 66°F in Kumagaya, Japan in April based on long-term weather averages. There are 6 hours of sunshine per day on average with 15 days with some rainfall and typically 3.5 inches of rainfall in the month.

  • 66°F maximum daytime temperature in April in Kumagaya66
    66°F max day temperature
  • 6 hours of sunshine per day
  • 15 days with some rainfall in April in Kumagaya15
    15 days with some rainfall
  • 46°F minimum night-time temperature in April in Kumagaya46
    46°F min night temperature
  • 13 hours of daylight per day in April in Kumagaya13
    13 hours of daylight per day
  • No heat & humidity in April in Kumagaya0
    No heat & humidity
  • 3.5 inches monthly rainfall in April in Kumagaya3.5
    3.5 inches of monthly rainfall
  • UV (maximum) index 7 (High) in April in Kumagaya7
    7 (High) UV index

Back to months

Kumagaya weather in May

Expect daytime maximum temperatures of 73°F in Kumagaya, Japan in May based on long-term weather averages. There are 6 hours of sunshine per day on average with 16 days with some rainfall and typically 4.4 inches of rainfall in the month.

  • 73°F maximum daytime temperature in May in Kumagaya73
    73°F max day temperature
  • 6 hours of sunshine per day
  • 16 days with some rainfall in May in Kumagaya16
    16 days with some rainfall
  • 55°F minimum night-time temperature in May in Kumagaya55
    55°F min night temperature
  • 14 hours of daylight per day in May in Kumagaya14
    14 hours of daylight per day
  • No heat & humidity in May in Kumagaya0
    No heat & humidity
  • 4.4 inches monthly rainfall in May in Kumagaya4.4
    4.4 inches of monthly rainfall
  • UV (maximum) index 9 (Very High) in May in Kumagaya9
    9 (Very High) UV index

Back to months

Kumagaya weather in June

Expect daytime maximum temperatures of 79°F in Kumagaya, Japan in June based on long-term weather averages. There are 4 hours of sunshine per day on average with 21 days with some rainfall and typically 6.8 inches of rainfall in the month.

  • 79°F maximum daytime temperature in June in Kumagaya79
    79°F max day temperature
  • 4 hours of sunshine per day
  • 21 days with some rainfall in June in Kumagaya21
    21 days with some rainfall
  • 63°F minimum night-time temperature in June in Kumagaya63
    63°F min night temperature
  • 15 hours of daylight per day in June in Kumagaya15
    15 hours of daylight per day
  • No heat & humidity in June in Kumagaya0
    No heat & humidity
  • 6.8 inches monthly rainfall in June in Kumagaya6.8
    6.8 inches of monthly rainfall
  • UV (maximum) index 10 (Very High) in June in Kumagaya10
    10 (Very High) UV index

Back to months

Kumagaya weather in July

Expect daytime maximum temperatures of 84°F in Kumagaya, Japan in July based on long-term weather averages. There are 4 hours of sunshine per day on average with 22 days with some rainfall and typically 5.6 inches of rainfall in the month.

  • 84°F maximum daytime temperature in July in Kumagaya84
    84°F max day temperature
  • 4 hours of sunshine per day
  • 22 days with some rainfall in July in Kumagaya22
    22 days with some rainfall
  • 70°F minimum night-time temperature in July in Kumagaya70
    70°F min night temperature
  • 14 hours of daylight per day in July in Kumagaya14
    14 hours of daylight per day
  • Moderate heat & humidity in July in KumagayaM
    Moderate heat & humidity
  • 5.6 inches monthly rainfall in July in Kumagaya5.6
    5.6 inches of monthly rainfall
  • UV (maximum) index 10 (Very High) in July in Kumagaya10
    10 (Very High) UV index

Back to months

Kumagaya weather in August

Expect daytime maximum temperatures of 88°F in Kumagaya, Japan in August and high heat and humidity based on long-term weather averages. There are 5 hours of sunshine per day on average with 19 days with some rainfall and typically 6.7 inches of rainfall in the month.

  • 88°F maximum daytime temperature in August in Kumagaya88
    88°F max day temperature
  • 5 hours of sunshine per day
  • 19 days with some rainfall in August in Kumagaya19
    19 days with some rainfall
  • 73°F minimum night-time temperature in August in Kumagaya73
    73°F min night temperature
  • 14 hours of daylight per day in August in Kumagaya14
    14 hours of daylight per day
  • High heat & humidity in August in KumagayaH
    High heat & humidity
  • 6.7 inches monthly rainfall in August in Kumagaya6.7
    6.7 inches of monthly rainfall
  • UV (maximum) index 10 (Very High) in August in Kumagaya10
    10 (Very High) UV index

Back to months

Kumagaya weather in September

Expect daytime maximum temperatures of 79°F in Kumagaya, Japan in September based on long-term weather averages. There are 4 hours of sunshine per day on average with 20 days with some rainfall and typically 7.4 inches of rainfall in the month.

  • 79°F maximum daytime temperature in September in Kumagaya79
    79°F max day temperature
  • 4 hours of sunshine per day
  • 20 days with some rainfall in September in Kumagaya20
    20 days with some rainfall
  • 66°F minimum night-time temperature in September in Kumagaya66
    66°F min night temperature
  • 12 hours of daylight per day in September in Kumagaya12
    12 hours of daylight per day
  • Low heat & humidity in September in KumagayaL
    Low heat & humidity
  • 7.4 inches monthly rainfall in September in Kumagaya7.4
    7.4 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in September in Kumagaya8
    8 (Very High) UV index

Back to months

Kumagaya weather in October

Expect daytime maximum temperatures of 70°F in Kumagaya, Japan in October based on long-term weather averages. There are 4 hours of sunshine per day on average with 15 days with some rainfall and typically 5.0 inches of rainfall in the month.

  • 70°F maximum daytime temperature in October in Kumagaya70
    70°F max day temperature
  • 4 hours of sunshine per day
  • 15 days with some rainfall in October in Kumagaya15
    15 days with some rainfall
  • 54°F minimum night-time temperature in October in Kumagaya54
    54°F min night temperature
  • 11 hours of daylight per day in October in Kumagaya11
    11 hours of daylight per day
  • No heat & humidity in October in Kumagaya0
    No heat & humidity
  • 5.0 inches monthly rainfall in October in Kumagaya5.0
    5.0 inches of monthly rainfall
  • UV (maximum) index 5 (Moderate) in October in Kumagaya5
    5 (Moderate) UV index

Back to months

Kumagaya weather in November

Expect daytime maximum temperatures of 61°F in Kumagaya, Japan in November based on long-term weather averages. There are 5 hours of sunshine per day on average with 10 days with some rainfall and typically 2.4 inches of rainfall in the month.

  • 61°F maximum daytime temperature in November in Kumagaya61
    61°F max day temperature
  • 5 hours of sunshine per day
  • 10 days with some rainfall in November in Kumagaya10
    10 days with some rainfall
  • 43°F minimum night-time temperature in November in Kumagaya43
    43°F min night temperature
  • 10 hours of daylight per day in November in Kumagaya10
    10 hours of daylight per day
  • No heat & humidity in November in Kumagaya0
    No heat & humidity
  • 2.4 inches monthly rainfall in November in Kumagaya2.4
    2.4 inches of monthly rainfall
  • UV (maximum) index 3 (Moderate) in November in Kumagaya3
    3 (Moderate) UV index

Back to months

Kumagaya weather in December

Expect daytime maximum temperatures of 54°F in Kumagaya, Japan in December based on long-term weather averages. There are 6 hours of sunshine per day on average.

  • 54°F maximum daytime temperature in December in Kumagaya54
    54°F max day temperature
  • 6 hours of sunshine per day
  • 7 days with some rainfall in December in Kumagaya7
    7 days with some rainfall
  • 32°F minimum night-time temperature in December in Kumagaya32
    32°F min night temperature
  • 10 hours of daylight per day in December in Kumagaya10
    10 hours of daylight per day
  • No heat & humidity in December in Kumagaya0
    No heat & humidity
  • 1.1 inches monthly rainfall in December in Kumagaya1.1
    1.1 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in December in Kumagaya2
    2 (Low) UV index

Back to months

More about Kumagaya

Kumagaya by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Japan

  • Explore latest offers on Fred Olsen Cruises in 2026/2027
  • Find last minute deals or early bird discounts
  • Filter offers by price, destination, ship & departure point

Fred OlsenCruise deal finder

The climate guide for Japan (Kumagaya) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Compare Kumagaya weather with the UK

The weather chart below compares the average monthly maximum daytime temperature for Kumagaya, Japan and the UK (London).

Maximum daytime temperature (°F)

Kumagaya, Japan
UK (London)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C)  |  Imperial (°F)

Compare more weather >>

Back to top

More about Japan

Related posts

Popular travel offers

Explore holiday destinations

More holidays

Save with latest deals & discounts

More deals

Airport parking

More parking

Airport lounges

More lounges

Top ^