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Climate
Statistics · City
Normal high in April in Chicago
1991–2020 · 1 data point
Updated Oct 21, 2026
Source: NOAA National Centers for Environmental Information — GHCN-Daily, 1991–2020
Weather through the year long-term average 1991–2020 · Chicago Midway Ap 3Sw weather station, 20 km away
32°
19°
Jan
37°
22°
Feb
47°
31°
Mar
60°
41°
Apr
71°
52°
May
81°
62°
Jun
85°
68°
Jul
83°
66°
Aug
76°
59°
Sep
63°
46°
Oct
49°
35°
Nov
37°
25°
Dec
2.3
2.1
2.7
4.1
4.8
4.5
4.0
4.1
3.3
3.9
2.7
2.3
High and low, °F
Precipitation, inches
Source: NOAA National Centers for Environmental Information — GHCN-Daily, 1991–2020
What it means
The typical daytime high in April.
How it is calculated
Average daily maximum in April at the nearest weather station with a long record: 1991–2020, or the latest ten years.
Climate
Statistics: Chicago
Average daily high
60 °F
1991–2020
Average daily low
44 °F
1991–2020
Normal annual rainfall
40.9 in
1991–2020
Hot days (30 °C / 86 °F or more)
43
1991–2020
Rainy days
101
1991–2020
Average annual temperature
53 °F
2025
Annual precipitation
34.8 in
2025
CO₂ emissions per person
13.6
2024 · United States