Rochester, Minnesota Climate by Month
Rochester, Minnesota, United States
Warm summers and freezing winters, with rain spread through the year.
Rochester has warm summers and freezing winters, with rain spread through the year. July is the warmest month, with highs around 82°F (28°C); January is the coolest at 24°F (-4°C), and nights dip to 7°F (-14°C). About 33 in (849 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 82°F(28°C)
- Average high, July
- Coldest nights
- 7°F(-14°C)
- Average low, January
- Rain per year
- 33 in(849 mm)
- No clear rainy season
- Humidity
- 74%
- Sunniest: July
Best and worst months in Rochester
Best for weatherThe most comfortable weather comes in September, with highs around 73°F (23°C) and about 3.4 in (86 mm) of rain a month.
Least pleasantJanuary is the least pleasant month: it's the coldest, with highs of only 24°F (-4°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 | 24°F(-4°C) | 7°F(-14°C) | 0.9 in(23 mm) | 97% | 1.4 |
| FebFebruary | 29°F(-1°C) | 11°F(-11°C) | 0.9 in(23 mm) | 80% | 2.3 |
| MarMarch | 42°F(6°C) | 25°F(-4°C) | 1.9 in(48 mm) | 77% | 3.5 |
| AprApril | 57°F(14°C) | 36°F(2°C) | 3.1 in(78 mm) | 65% | 4.5 |
| MayMay | 70°F(21°C) | 47°F(9°C) | 4.4 in(111 mm) | 60% | 5.1 |
| JunJune | 79°F(26°C) | 57°F(14°C) | 4.8 in(122 mm) | 68% | 5.8 |
| JulJuly | 82°F(28°C) | 61°F(16°C) | 4.2 in(106 mm) | 75% | 6.0 |
| AugAugust | 80°F(27°C) | 59°F(15°C) | 4.3 in(109 mm) | 77% | 5.3 |
| SepSeptemberBest | 73°F(23°C) | 51°F(11°C) | 3.4 in(86 mm) | 73% | 4.1 |
| OctOctober | 60°F(15°C) | 39°F(4°C) | 2.7 in(69 mm) | 67% | 2.6 |
| NovNovember | 43°F(6°C) | 27°F(-3°C) | 1.7 in(42 mm) | 73% | 1.6 |
| DecDecember | 29°F(-2°C) | 14°F(-10°C) | 1.3 in(32 mm) | 76% | 1.2 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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