Current Season
What season is it in Arlington Heights?
Astronomical Season
winter
Based on Earth's position relative to the sun
Meteorological Season
winter
Based on temperature cycles and weather patterns
spring begins on March 20, 2026 (65 days from now)
Season Timeline for 2026
spring
Mar 20
Next
summer
Jun 21
Future
fall
Sep 23
Future
winter
Dec 21
Current
Hottest Month
August
Peak: 24°C
Average: 18°C
Coldest Month
December
Low: 2°C
Average: 4°C
Wettest Month
November
267 mm rain
5 mm snow
Best Time to Visit
June & July
Comfortable temps & low rain
Monthly Climate Data
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
Current
3 °C
8 °C
15 km/h
228 mm
11 cm
Feb
2 °C
8 °C
13 km/h
191 mm
23 cm
Mar
4 °C
11 °C
14 km/h
172 mm
8 cm
Apr
6 °C
14 °C
14 km/h
139 mm
2 cm
May
9 °C
18 °C
12 km/h
78 mm
0 cm
Jun
11 °C
21 °C
12 km/h
74 mm
0 cm
Jul
13 °C
24 °C
11 km/h
19 mm
0 cm
Aug
13 °C
24 °C
11 km/h
33 mm
0 cm
Sep
11 °C
20 °C
11 km/h
95 mm
0 cm
Oct
7 °C
15 °C
13 km/h
191 mm
0 cm
Nov
4 °C
10 °C
15 km/h
267 mm
5 cm
Dec
2 °C
7 °C
14 km/h
257 mm
20 cm
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