United StatesThe weather in April in Onalaska
It's cool to moderate in April in Onalaska with an average temperature of 15°C. Temperatures this month range from a low of 12°C to a high of 20°C. At night, you can expect temperatures between -1°C and 8°C.
Looking for sun and warm weather? April isn’t a good month to be in Onalaska. The temperatures are too low for a warm stay this month.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in April for Onalaska, Wisconsin. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 32°C in 2023, Onalaska reached the highest temperature in April over the past 10 years. The lowest daytime temperature in this month was -3°C in 2018. The extreme nighttime temperatures ranged from a lowest recorded value of -9°C to a highest value of 18°C.
Precipitation and snowfall
In April, there is an average of 136 mm of precipitation, spread over 15 days. Of the total precipitation, about 9,7 cm falls as snow in April. The wind speed is around 4 Bft, mostly coming from the Southwest.
Daily weather in April for Onalaska
Click on any day in April to get detailed info about the usual weather on that day in Onalaska. Check out the historical temperatures and precipitation over the past 10 years on this day.
April weather comparison
| Onalaska | New York | |
|---|---|---|
| Average temperature | 15°C | 17°C |
| Max. temperature | 20°C | 22°C |
| Min. temperature | -1°C | -5°C |
| Total precipitation | 136 mm | 81 mm |
| Rainy days | 15 days | 11 days |
| Total snowfall | 9,7 cm | 0,4 cm |
| Snowy days | 5 days | 1 day |
Start of April
The month of April starts in Onalaska with cool temps, averaging around 15°C during the day and nights around 4°C.
Mid April
By mid-April, daytime temps stay steady at around 15°C, with nights around 6°C. There’s a high chance of precipitation during this time.
End of April
By the end of April, the average daytime temperature in Onalaska is around 17°C, while nighttime temps are about 6°C. A shower might pop up, but overall, the weather will be dry and sunny.
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UV index
The UV index is a maximum of 4 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
Check out the climate of Onalaska for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in April in Onalaska, Wisconsin. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in April in Onalaska
Temperature in April in Onalaska over the years
Precipitation charts
These charts show the average amount of precipitation in April in Onalaska, Wisconsin. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in April in Onalaska
Total precipitation in April in Onalaska over the years
Daily Snowfall in April in Onalaska
Snowfall in April in Onalaska per year
Daily UV index in April in Onalaska
This chart shows the average daily UV index in April in Onalaska, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in April in Onalaska
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Average weather in Onalaska by month
Click on a month below to see detailed weather info for Onalaska. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.