Climate averages 1991–2020
Appleton weather
in April.
A cool, moderately wet month: the 7th warmest and the 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a cool month in Appleton: daytime highs average 11.4°C and nights cool to about 1.5°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 81 mm of rain on roughly 11 days, which makes April a moderately wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 26 min on an average April day.
The nearest other city in this atlas is Green Bay (42 km away). In April its highs average 11.3°C, about as warm as Appleton, with 80 mm of rain.
Among the 498 cities listed in the United States, Appleton ranks joint 483rd of 498 for the warmest April highs and joint 225th of 498 for the driest April (rainfall, lowest first). The mean April high of those 498 cities is 19.4°C; Appleton is 8.0°C cooler than that mean.
From April to May, average highs rise by 7.1°C to 18.5°C, and monthly rainfall rises from 81 mm to 85 mm.
The annual picture
April in context
Monthly precipitation
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Appleton climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -4.5°C-12.3°C | -12.3°C | 37 | 7.8 | 9.39 h |
| February | -2.6°C-11.1°C | -11.1°C | 34 | 6.3 | 10.410 h |
| March | 4.2°C-5.2°C | -5.2°C | 59 | 8.4 | 11.912 h |
| April, selected | 11.4°C1.5°C | 1.5°C | 81 | 11.1 | 13.413 h |
| May | 18.5°C8.7°C | 8.7°C | 85 | 10.8 | 14.715 h |
| June | 24.0°C14.9°C | 14.9°C | 89 | 10.4 | 15.515 h |
| July | 26.4°C17.7°C | 17.7°C | 86 | 10.1 | 15.215 h |
| August | 25.3°C17.1°C | 17.1°C | 85 | 9.9 | 14.014 h |
| September | 21.2°C13.0°C | 13.0°C | 72 | 9.0 | 12.613 h |
| October | 13.7°C6.3°C | 6.3°C | 72 | 9.5 | 11.011 h |
| November | 5.8°C-0.7°C | -0.7°C | 56 | 8.2 | 9.710 h |
| December | -1.1°C-7.7°C | -7.7°C | 45 | 7.2 | 8.99 h |
Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
April in nearby cities
- Green Bay in AprilUnited States · 42 kmHigh 11.3°C · Low 1.6°C · 80 mm rain
- Waukesha in AprilUnited States · 140 kmHigh 12.3°C · Low 3.1°C · 102 mm rain
- Milwaukee in AprilUnited States · 142 kmHigh 7.9°C · Low 3.0°C · 105 mm rain
- Madison in AprilUnited States · 154 kmHigh 13.2°C · Low 2.8°C · 101 mm rain
- Racine in AprilUnited States · 178 kmHigh 7.4°C · Low 3.3°C · 111 mm rain
- Kenosha in AprilUnited States · 193 kmHigh 7.5°C · Low 3.4°C · 114 mm rain
- Waukegan in AprilUnited States · 216 kmHigh 7.9°C · Low 3.6°C · 121 mm rain
- Rockford in AprilUnited States · 228 kmHigh 14.1°C · Low 3.9°C · 107 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Appleton) is explained once on the Appleton year overview and on the Sources, method and limits page.