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Kushiro weather by month
Check out Kushiro weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.
Temperature in Kushiro (°F)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Max temperature (daytime) | 28 |
28 |
36 |
46 |
54 |
59 |
66 |
70 |
66 |
57 |
46 |
36 |
| Min temperature (night-time) | 10 |
12 |
21 |
32 |
39 |
46 |
55 |
59 |
52 |
41 |
30 |
19 |
| Heat & Humidity | 0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| Sea temperature | 37 |
34 |
34 |
36 |
41 |
48 |
57 |
63 |
61 |
55 |
50 |
43 |
Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme
Sunshine & UV index in Kushiro
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daily hours of sunshine | ||||||||||||
| Daily hours of daylight | 9 |
11 |
12 |
13 |
15 |
15 |
15 |
14 |
12 |
11 |
10 |
9 |
| UV Index (Maximum) | 1 |
2 |
3 |
5 |
6 |
7 |
8 |
8 |
6 |
3 |
2 |
1 |
Rainfall in Kushiro
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Number of days with some rain | 16 |
17 |
18 |
16 |
19 |
21 |
22 |
21 |
17 |
15 |
13 |
14 |
| Average monthly rainfall (inches) | 1.7 |
1.5 |
2.5 |
3.4 |
4.1 |
4.8 |
4.3 |
4.8 |
5.5 |
4.4 |
3.0 |
1.8 |
More about Kushiro
Kushiro by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Recommended for Japan
The climate guide for Japan (Kushiro) 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 Kushiro?
Kushiro has a cold climate with warm summers and some rainfall in all months.
Kushiro weather in January
Expect daytime maximum temperatures of 28°F in Kushiro, Japan in January based on long-term weather averages. There are 5 hours of sunshine per day on average with 16 days with some rainfall and typically 1.7 inches of rainfall in the month, which might fall as snow.
- 28°F max day temperature
28 - 5 hours of sunshine per day
- 16 days with some rainfall
16 - 10°F min night temperature
10 - 9 hours of daylight per day
9 - No heat & humidity
0 - 1.7 inches of monthly rainfall
1.7 - 1 (Low) UV index
1 - 37°F sea temperature
37
Kushiro weather in February
Expect daytime maximum temperatures of 28°F in Kushiro, Japan in February based on long-term weather averages. There are 6 hours of sunshine per day on average with 17 days with some rainfall, which might fall as snow.
- 28°F max day temperature
28 - 6 hours of sunshine per day
- 17 days with some rainfall
17 - 12°F min night temperature
12 - 11 hours of daylight per day
11 - No heat & humidity
0 - 1.5 inches of monthly rainfall
1.5 - 2 (Low) UV index
2 - 34°F sea temperature
34
Kushiro weather in March
Expect daytime maximum temperatures of 36°F in Kushiro, Japan in March based on long-term weather averages. There are 6 hours of sunshine per day on average with 18 days with some rainfall and typically 2.5 inches of rainfall in the month, which might fall as snow.
- 36°F max day temperature
36 - 6 hours of sunshine per day
- 18 days with some rainfall
18 - 21°F min night temperature
21 - 12 hours of daylight per day
12 - No heat & humidity
0 - 2.5 inches of monthly rainfall
2.5 - 3 (Moderate) UV index
3 - 34°F sea temperature
34
Kushiro weather in April
Expect daytime maximum temperatures of 46°F in Kushiro, Japan in April based on long-term weather averages. There are 6 hours of sunshine per day on average with 16 days with some rainfall and typically 3.4 inches of rainfall in the month.
- 46°F max day temperature
46 - 6 hours of sunshine per day
- 16 days with some rainfall
16 - 32°F min night temperature
32 - 13 hours of daylight per day
13 - No heat & humidity
0 - 3.4 inches of monthly rainfall
3.4 - 5 (Moderate) UV index
5 - 36°F sea temperature
36
Kushiro weather in May
Expect daytime maximum temperatures of 54°F in Kushiro, Japan in May based on long-term weather averages. There are 6 hours of sunshine per day on average with 19 days with some rainfall and typically 4.1 inches of rainfall in the month.
- 54°F max day temperature
54 - 6 hours of sunshine per day
- 19 days with some rainfall
19 - 39°F min night temperature
39 - 15 hours of daylight per day
15 - No heat & humidity
0 - 4.1 inches of monthly rainfall
4.1 - 6 (High) UV index
6 - 41°F sea temperature
41
Kushiro weather in June
Expect daytime maximum temperatures of 59°F in Kushiro, Japan in June based on long-term weather averages. There are 5 hours of sunshine per day on average with 21 days with some rainfall and typically 4.8 inches of rainfall in the month.
- 59°F max day temperature
59 - 5 hours of sunshine per day
- 21 days with some rainfall
21 - 46°F min night temperature
46 - 15 hours of daylight per day
15 - No heat & humidity
0 - 4.8 inches of monthly rainfall
4.8 - 7 (High) UV index
7 - 48°F sea temperature
48
Kushiro weather in July
Expect daytime maximum temperatures of 66°F in Kushiro, 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 4.3 inches of rainfall in the month.
- 66°F max day temperature
66 - 4 hours of sunshine per day
- 22 days with some rainfall
22 - 55°F min night temperature
55 - 15 hours of daylight per day
15 - No heat & humidity
0 - 4.3 inches of monthly rainfall
4.3 - 8 (Very High) UV index
8 - 57°F sea temperature
57
Kushiro weather in August
Expect daytime maximum temperatures of 70°F in Kushiro, Japan in August based on long-term weather averages. There are 4 hours of sunshine per day on average with 21 days with some rainfall and typically 4.8 inches of rainfall in the month.
- 70°F max day temperature
70 - 4 hours of sunshine per day
- 21 days with some rainfall
21 - 59°F min night temperature
59 - 14 hours of daylight per day
14 - No heat & humidity
0 - 4.8 inches of monthly rainfall
4.8 - 8 (Very High) UV index
8 - 63°F sea temperature
63
Kushiro weather in September
Expect daytime maximum temperatures of 66°F in Kushiro, Japan in September based on long-term weather averages. There are 5 hours of sunshine per day on average with 17 days with some rainfall and typically 5.5 inches of rainfall in the month.
- 66°F max day temperature
66 - 5 hours of sunshine per day
- 17 days with some rainfall
17 - 52°F min night temperature
52 - 12 hours of daylight per day
12 - No heat & humidity
0 - 5.5 inches of monthly rainfall
5.5 - 6 (High) UV index
6 - 61°F sea temperature
61
Kushiro weather in October
Expect daytime maximum temperatures of 57°F in Kushiro, Japan in October based on long-term weather averages. There are 6 hours of sunshine per day on average with 15 days with some rainfall and typically 4.4 inches of rainfall in the month.
- 57°F max day temperature
57 - 6 hours of sunshine per day
- 15 days with some rainfall
15 - 41°F min night temperature
41 - 11 hours of daylight per day
11 - No heat & humidity
0 - 4.4 inches of monthly rainfall
4.4 - 3 (Moderate) UV index
3 - 55°F sea temperature
55
Kushiro weather in November
Expect daytime maximum temperatures of 46°F in Kushiro, Japan in November based on long-term weather averages. There are 5 hours of sunshine per day on average with 13 days with some rainfall and typically 3.0 inches of rainfall in the month.
- 46°F max day temperature
46 - 5 hours of sunshine per day
- 13 days with some rainfall
13 - 30°F min night temperature
30 - 10 hours of daylight per day
10 - No heat & humidity
0 - 3.0 inches of monthly rainfall
3.0 - 2 (Low) UV index
2 - 50°F sea temperature
50
Kushiro weather in December
Expect daytime maximum temperatures of 36°F in Kushiro, Japan in December based on long-term weather averages. There are 5 hours of sunshine per day on average with 14 days with some rainfall and typically 1.8 inches of rainfall in the month, which might fall as snow.
- 36°F max day temperature
36 - 5 hours of sunshine per day
- 14 days with some rainfall
14 - 19°F min night temperature
19 - 9 hours of daylight per day
9 - No heat & humidity
0 - 1.8 inches of monthly rainfall
1.8 - 1 (Low) UV index
1 - 43°F sea temperature
43
More about Kushiro
Kushiro 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
The climate guide for Japan (Kushiro) 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.
Tropical storm risk: Kushiro, Japan typhoon season
Compare Kushiro weather with the UK
The weather chart below compares the average monthly maximum daytime temperature for Kushiro, Japan and the UK (London).
Maximum daytime temperature (°F)
Metric (°C) | Imperial (°F)
More about Japan
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