Rochester weather by month

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

Temperature
Rainfall
Sunshine & UV index

Temperature in Rochester (°C)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	-1	0	6	13	20	24	27	26	22	16	9	2
Min temperature (night-time)	-9	-9	-4	2	8	12	15	15	11	5	0	-6
Heat & Humidity	0	0	0	0	0	0	M	L	0	0	0	0
Sea temperature	3	2	2	3	6	13	19	21	19	14	9	5

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

Sunshine & UV index in Rochester

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daily hours of sunshine	3	4	6	7	8	10	10	9	7	5	3	3
Daily hours of daylight	9	11	12	13	15	15	15	14	12	11	10	9
UV Index (Maximum)	1	2	3	5	7	8	8	7	6	3	2	1

Rainfall in Rochester

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Number of days with some rain	16	14	13	13	11	11	9	10	11	12	15	17
Average monthly rainfall (mm)	51	51	59	69	70	77	70	83	75	67	74	64

More about Rochester

Rochester by month

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

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The climate guide for New York (Rochester) 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 Rochester?

Rochester has a cold climate with hot summers and some rainfall in all months.

Rochester weather in January

Expect daytime maximum temperatures of -1°C in Rochester, New York in January based on long-term weather averages. There are 3 hours of sunshine per day on average with 16 days with some rainfall and typically 51 mm of rainfall in the month, which might fall as snow.

-1
-1°C max day temperature
3
3 hours of sunshine per day
16
16 days with some rainfall
-9
-9°C min night temperature
9
9 hours of daylight per day
0
No heat & humidity
51
51 mm of monthly rainfall
1
1 (Low) UV index
3
3°C sea temperature

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Rochester weather in February

Expect daytime maximum temperatures of 0°C in Rochester, New York in February based on long-term weather averages. There are 4 hours of sunshine per day on average with 14 days with some rainfall and typically 51 mm of rainfall in the month, which might fall as snow.

0
0°C max day temperature
4
4 hours of sunshine per day
14
14 days with some rainfall
-9
-9°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
51
51 mm of monthly rainfall
2
2 (Low) UV index
2
2°C sea temperature

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Rochester weather in March

Expect daytime maximum temperatures of 6°C in Rochester, New York in March based on long-term weather averages. There are 6 hours of sunshine per day on average with 13 days with some rainfall and typically 59 mm of rainfall in the month, which might fall as snow.

6
6°C max day temperature
6
6 hours of sunshine per day
13
13 days with some rainfall
-4
-4°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
59
59 mm of monthly rainfall
3
3 (Moderate) UV index
2
2°C sea temperature

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Rochester weather in April

Expect daytime maximum temperatures of 13°C in Rochester, New York in April based on long-term weather averages. There are 7 hours of sunshine per day on average with 13 days with some rainfall and typically 69 mm of rainfall in the month.

13
13°C max day temperature
7
7 hours of sunshine per day
13
13 days with some rainfall
2
2°C min night temperature
13
13 hours of daylight per day
0
No heat & humidity
69
69 mm of monthly rainfall
5
5 (Moderate) UV index
3
3°C sea temperature

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Rochester weather in May

Expect daytime maximum temperatures of 20°C in Rochester, New York in May based on long-term weather averages. There are 8 hours of sunshine per day on average with 11 days with some rainfall and typically 70 mm of rainfall in the month.

20
20°C max day temperature
8
8 hours of sunshine per day
11
11 days with some rainfall
8
8°C min night temperature
15
15 hours of daylight per day
0
No heat & humidity
70
70 mm of monthly rainfall
7
7 (High) UV index
6
6°C sea temperature

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Rochester weather in June

Expect daytime maximum temperatures of 24°C in Rochester, New York in June based on long-term weather averages. There are 10 hours of sunshine per day on average with 11 days with some rainfall and typically 77 mm of rainfall in the month.

24
24°C max day temperature
10
10 hours of sunshine per day
11
11 days with some rainfall
12
12°C min night temperature
15
15 hours of daylight per day
0
No heat & humidity
77
77 mm of monthly rainfall
8
8 (Very High) UV index
13
13°C sea temperature

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Rochester weather in July

Expect daytime maximum temperatures of 27°C in Rochester, New York in July based on long-term weather averages. There are 10 hours of sunshine per day on average with typically 70 mm of rainfall in the month.

27
27°C max day temperature
10
10 hours of sunshine per day
9
9 days with some rainfall
15
15°C min night temperature
15
15 hours of daylight per day
M
Moderate heat & humidity
70
70 mm of monthly rainfall
8
8 (Very High) UV index
19
19°C sea temperature

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Rochester weather in August

Expect daytime maximum temperatures of 26°C in Rochester, New York in August based on long-term weather averages. There are 9 hours of sunshine per day on average with 10 days with some rainfall and typically 83 mm of rainfall in the month.

26
26°C max day temperature
9
9 hours of sunshine per day
10
10 days with some rainfall
15
15°C min night temperature
14
14 hours of daylight per day
L
Low heat & humidity
83
83 mm of monthly rainfall
7
7 (High) UV index
21
21°C sea temperature

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Rochester weather in September

Expect daytime maximum temperatures of 22°C in Rochester, New York in September based on long-term weather averages. There are 7 hours of sunshine per day on average with 11 days with some rainfall and typically 75 mm of rainfall in the month.

22
22°C max day temperature
7
7 hours of sunshine per day
11
11 days with some rainfall
11
11°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
75
75 mm of monthly rainfall
6
6 (High) UV index
19
19°C sea temperature

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Rochester weather in October

Expect daytime maximum temperatures of 16°C in Rochester, New York in October based on long-term weather averages. There are 5 hours of sunshine per day on average with 12 days with some rainfall and typically 67 mm of rainfall in the month.

16
16°C max day temperature
5
5 hours of sunshine per day
12
12 days with some rainfall
5
5°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
67
67 mm of monthly rainfall
3
3 (Moderate) UV index
14
14°C sea temperature

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Rochester weather in November

Expect daytime maximum temperatures of 9°C in Rochester, New York in November based on long-term weather averages. There are 3 hours of sunshine per day on average with 15 days with some rainfall and typically 74 mm of rainfall in the month.

9
9°C max day temperature
3
3 hours of sunshine per day
15
15 days with some rainfall
0
0°C min night temperature
10
10 hours of daylight per day
0
No heat & humidity
74
74 mm of monthly rainfall
2
2 (Low) UV index
9
9°C sea temperature

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Rochester weather in December

Expect daytime maximum temperatures of 2°C in Rochester, New York in December based on long-term weather averages. There are 3 hours of sunshine per day on average with 17 days with some rainfall and typically 64 mm of rainfall in the month, which might fall as snow.