Current Season
What season is it in Aarau?
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 (69 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
July
Peak: 25°C
Average: 20°C
Coldest Month
January
Low: -1°C
Average: 1°C
Wettest Month
May
167 mm rain
1 mm snow
Best Time to Visit
Climate varies throughout the year
Monthly Climate Data
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
Current
-1 °C
4 °C
12 km/h
113 mm
28 cm
Feb
0 °C
7 °C
13 km/h
77 mm
16 cm
Mar
2 °C
11 °C
13 km/h
91 mm
9 cm
Apr
4 °C
14 °C
12 km/h
107 mm
8 cm
May
9 °C
18 °C
12 km/h
167 mm
1 cm
Jun
13 °C
23 °C
11 km/h
153 mm
0 cm
Jul
15 °C
25 °C
10 km/h
145 mm
0 cm
Aug
14 °C
24 °C
10 km/h
141 mm
0 cm
Sep
11 °C
20 °C
10 km/h
102 mm
0 cm
Oct
7 °C
15 °C
10 km/h
95 mm
1 cm
Nov
3 °C
8 °C
11 km/h
92 mm
10 cm
Dec
0 °C
5 °C
11 km/h
106 mm
18 cm
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