Monthly climate averages for Appleton, United States. Based on 10-year ERA5 reanalysis data.
Dfa Hot-Summer Continental
Climate OverviewAppleton, United States in April has mild conditions, with highs averaging 11.8°C (53°F) and noticeably cooler mornings. Rain falls on about 12 days this month.
This month falls at the middle of Spring.
Daily highs in April gradually rise from around 9°C (47°F) at the start to 14°C (56°F) by month's end.
April sees fairly even rainfall, totalling about 93 mm across the month.
The warmest days tend to fall around the 23th, averaging 14.3°C (58°F).
Compared to March, this month is about 6°C warmer with 3 more rainy days. Temperatures will rise further into May.
Daily averages based on historical data (2016–2025)
Keep afternoons flexible as tropical showers are common — they typically clear within an hour.
Rain usually comes in shorter passing showers rather than all-day rain.
3 of the last 5 yearly records were warmer than this month's long-run average.
| Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | -3°C / -10°C | -8°C / -15°C | 7days (37 mm) Good | 5.3h Fair | 76% Humid | 2.1 Moderate | Poor | View Details |
| February | 0°C / -10°C | -5°C / -15°C | 6days (39 mm) Good | 7h Good | 73% Muggy | 3.3 Moderate | Poor | View Details |
| March | 6°C / -3°C | 2°C / -8°C | 9days (76 mm) Wet | 7.7h Good | 68% Muggy | 4.1 Moderate | Poor | View Details |
| April | 12°C / 2°C | 9°C / -2°C | 12days (93 mm) Wet | 8.6h Good | 68% Muggy | 5.1 High | Poor | View Details |
| May best | 19°C / 9°C | 18°C / 6°C | 11days (91 mm) Wet | 10.2h Excellent | 68% Muggy | 6 High | Good | View Details |
| June best | 25°C / 16°C | 26°C / 15°C | 11days (102 mm) Wet | 11.5h Excellent | 68% Muggy | 6.6 High | Excellent | View Details |
| July best | 27°C / 18°C | 29°C / 19°C | 10days (102 mm) Wet | 12.3h Excellent | 71% Muggy | 6.8 High | Excellent | View Details |
| August best | 26°C / 17°C | 27°C / 18°C | 10days (94 mm) Wet | 10.8h Excellent | 72% Muggy | 6.1 High | Excellent | View Details |
| September best | 23°C / 14°C | 22°C / 13°C | 9days (66 mm) Wet | 9.1h Good | 74% Muggy | 5 Moderate | Excellent | View Details |
| October | 15°C / 8°C | 12°C / 4°C | 10days (77 mm) Wet | 7h Good | 71% Muggy | 3.4 Moderate | Fair | View Details |
| November | 7°C / 0°C | 3°C / -4°C | 7days (53 mm) Good | 6h Fair | 71% Muggy | 2.2 Moderate | Poor | View Details |
| December | 0°C / -7°C | -5°C / -12°C | 8days (48 mm) Wet | 4.8h Fair | 76% Humid | 1.8 Low | Poor | View Details |
Bundle up with a warm coat, scarf, and closed-toe shoes. Thermal layers underneath give flexibility between indoors and outdoors.
A waterproof jacket or compact umbrella is recommended for occasional showers.
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