Wausau Climate by Month
Wausau, Wisconsin, United States
Warm summers and freezing winters, with rain spread through the year.
The climate in Wausau is one of warm summers and freezing winters, with rain spread through the year. July is the warmest month, with highs around 81°F (27°C); January is the coolest at 24°F (-5°C), and nights dip to 5°F (-15°C). About 31 in (796 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 81°F(27°C)
- Average high, July
- Coldest nights
- 5°F(-15°C)
- Average low, January
- Rain per year
- 31 in(796 mm)
- No clear rainy season
- Humidity
- 76%
- Sunniest: July
Best and worst months in Wausau
Best for weatherJune is the best time for weather in Wausau: highs near 77°F (25°C) and about 3.9 in (98 mm) of rain a month.
Least pleasantJanuary is the least pleasant month: it's the coldest, with highs of only 24°F (-5°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 June.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Wausau weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 24°F(-5°C) | 5°F(-15°C) | 0.9 in(24 mm) | 100% | 1.3 |
| FebFebruary | 28°F(-2°C) | 8°F(-13°C) | 1.0 in(26 mm) | 89% | 2.2 |
| MarMarch | 41°F(5°C) | 20°F(-7°C) | 1.8 in(46 mm) | 70% | 3.4 |
| AprApril | 54°F(12°C) | 32°F(0°C) | 3.0 in(75 mm) | 64% | 4.4 |
| MayMay | 68°F(20°C) | 44°F(7°C) | 4.1 in(104 mm) | 65% | 5.1 |
| JunJuneBest | 77°F(25°C) | 54°F(12°C) | 3.9 in(98 mm) | 70% | 5.6 |
| JulJuly | 81°F(27°C) | 58°F(15°C) | 3.5 in(88 mm) | 73% | 5.8 |
| AugAugust | 79°F(26°C) | 56°F(13°C) | 3.9 in(100 mm) | 74% | 5.0 |
| SepSeptember | 71°F(22°C) | 48°F(9°C) | 3.7 in(94 mm) | 75% | 3.9 |
| OctOctober | 57°F(14°C) | 37°F(3°C) | 2.5 in(63 mm) | 74% | 2.4 |
| NovNovember | 41°F(5°C) | 25°F(-4°C) | 1.6 in(41 mm) | 78% | 1.4 |
| DecDecember | 28°F(-2°C) | 13°F(-11°C) | 1.5 in(37 mm) | 79% | 1.1 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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