Onalaska in April
6.2out of 10
Possible, with caveats
Cool: highs only around 14°C. Frequent rain: about 12 rainy days.
14°CAvg high
3°CAvg low
12Rainy days (92 mm)
13:13 hDaylight
06:28Sunrise · 19:42 Sunset
Why this score
- Cool: highs only around 14°C
- Frequent rain: about 12 rainy days
What to wear and pack
- Layers you can add or remove
- Rain jacket or compact umbrella
How reliable is the forecast?
Rain in April varies a lot between years (±3.3 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | -3°C | -12°C | 32 mm | 7 | – | – | 4.2 |
| February | 0°C | -9°C | 31 mm | 6 | – | – | 4.3 |
| March | 7°C | -3°C | 58 mm | 9 | – | – | 5.1 |
| April | 14°C | 3°C | 92 mm | 12 | – | – | 6.2 |
| May | 21°C | 10°C | 106 mm | 13 | – | – | 7.1 |
| June | 26°C | 16°C | 121 mm | 12 | – | – | 7.2 |
| July | 28°C | 18°C | 98 mm | 11 | – | – | 7.6 |
| August | 26°C | 16°C | 92 mm | 10 | – | – | 7.7 |
| September | 23°C | 12°C | 81 mm | 10 | – | – | 7.8 |
| October | 15°C | 5°C | 72 mm | 9 | – | – | 6.7 |
| November | 6°C | -1°C | 51 mm | 7 | – | – | 5.4 |
| December | -1°C | -8°C | 39 mm | 7 | – | – | 4.1 |
Frequently asked questions
How hot is Onalaska in April?
Daytime highs average 14°C and nights about 3°C.
When is the best time to visit Onalaska?
The best months are September, August, July, June.