When to visit
Harrisburg?

Discover the best time of year, based on historical climate, temperature, and precipitation.

Harrisburg
State of Illinois · United States of America

The best weather in Harrisburg is from April, September, October.consistent weather climate

Climate score
June
77

Excellent climate

☀️Pleasant

Temperature
19–30°C
Pleasant nights
Feels like
20–33°C
Slightly humid
Precipitation
77mm
Heavy downpours · 7 days
Sunshine
12.1h
Partly cloudy
Humidity (%)
66%
Slightly humid
Annual Climate Analysis
Temperature, Rain & Feels Like
Rain
Actual Temp
Feels Like
-10°10°20°30°40°JanFebMarAprMayJunJulAugSepOctNovDec
Monthly Overview
Score102254807677467385855925
ClimateColdColdColdMildHumidPleasantHot & rainyPleasantHumidMildColdCold
Temperature-1–7°C-1–10°C5–16°C9–20°C14–25°C19–30°C22–32°C21–30°C17–27°C11–22°C5–15°C2–10°C
Feels like-6–3°C-5–6°C2–14°C6–18°C14–26°C20–33°C24–36°C23–34°C17–29°C10–20°C2–12°C-2–7°C
Precipitation119mm
10 days
100mm
8 days
131mm
9 days
98mm
9 days
116mm
10 days
77mm
7 days
131mm
9 days
71mm
8 days
81mm
6 days
79mm
7 days
54mm
5 days
93mm
9 days
Sunshine5.2h
☀︎ 52%
7.3h
☀︎ 67%
7.9h
☀︎ 66%
9.8h
☀︎ 74%
10.5h
☀︎ 74%
12.1h
☀︎ 82%
12.2h
☀︎ 84%
11.7h
☀︎ 86%
10.4h
☀︎ 84%
8.9h
☀︎ 79%
7.7h
☀︎ 76%
6.0h
☀︎ 63%
WindW · 18 km/hW · 20 km/hS · 20 km/hSW · 20 km/hS · 17 km/hS · 15 km/hSW · 14 km/hS · 13 km/hE · 14 km/hSW · 17 km/hSW · 18 km/hSW · 19 km/h
Humidity (%)69%65%65%64%70%66%72%72%69%66%66%72%
Day length9.9h10.8h12.0h13.2h14.2h14.7h14.5h13.6h12.4h11.2h10.1h9.6h

Frequently asked questions

What is the best time to visit Harrisburg?

The best time to visit Harrisburg is October, April, September, June, May, August, with temperatures between 9 °C and 30 °C. The best month is October. October is shoulder season.

What is the weather like in Harrisburg?

Harrisburg has a climate with an overall score of 5.8/10. Annual temperatures range from -1 °C to 32 °C.

What is the hottest month in Harrisburg?

The hottest month in Harrisburg is July, with average highs of 32 °C and lows of 22 °C.

What is the rainiest month in Harrisburg?

The rainiest month in Harrisburg is March, with an average of 131 mm of precipitation.