Rochester, New York Climate by Month
Rochester, New York, United States
Warm summers and freezing winters, with rain spread through the year.
The climate in Rochester is one of warm summers and freezing winters, with rain spread through the year. Expect highs of 83°F (29°C) in July and 33°F (1°C) in January, with the coldest nights (January) near 18°F (-8°C). About 34 in (864 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 83°F(29°C)
- Average high, July
- Coldest nights
- 18°F(-8°C)
- Average low, January
- Rain per year
- 34 in(864 mm)
- No clear rainy season
- Humidity
- 71%
- Sunniest: June
Best and worst months in Rochester
Best for weatherThe most comfortable weather comes in September, with highs around 74°F (24°C) and about 3.0 in (76 mm) of rain a month.
Least pleasantJanuary is the least pleasant month: it's the coldest, with highs of only 33°F (1°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in September.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Rochester weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 33°F(1°C) | 18°F(-8°C) | 2.3 in(59 mm) | 85% | 1.4 |
| FebFebruary | 35°F(2°C) | 19°F(-7°C) | 2.0 in(50 mm) | 79% | 2.2 |
| MarMarch | 44°F(7°C) | 27°F(-3°C) | 2.3 in(58 mm) | 70% | 3.3 |
| AprApril | 57°F(14°C) | 37°F(3°C) | 3.1 in(78 mm) | 64% | 4.4 |
| MayMay | 70°F(21°C) | 49°F(9°C) | 3.0 in(75 mm) | 63% | 5.4 |
| JunJune | 79°F(26°C) | 58°F(14°C) | 3.5 in(88 mm) | 67% | 5.7 |
| JulJuly | 83°F(29°C) | 62°F(17°C) | 3.4 in(87 mm) | 69% | 5.7 |
| AugAugust | 81°F(27°C) | 60°F(16°C) | 3.4 in(87 mm) | 70% | 5.0 |
| SepSeptemberBest | 74°F(24°C) | 53°F(12°C) | 3.0 in(76 mm) | 74% | 4.0 |
| OctOctober | 61°F(16°C) | 43°F(6°C) | 3.0 in(76 mm) | 75% | 2.4 |
| NovNovember | 49°F(10°C) | 33°F(1°C) | 2.6 in(66 mm) | 69% | 1.5 |
| DecDecember | 38°F(3°C) | 24°F(-4°C) | 2.5 in(64 mm) | 68% | 1.1 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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