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Hourly
7 Days
14 Days
Monthly
°C
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°Celsius
°Fahrenheit
Monthly Historical Averages
Delavan, WI
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December
Average Temperature
High
0°
Feels -4
Low
-7°
Feels -13
Average Precipitation
6 Days
Rain amount
12.9mm
Snow amount
13.7cm
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Daily Historical Averages
December 2025
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
10°
29
-7°
30
-5°
31
-5°
Forecast
Sunday, December 28, 2025
Day
10°
Feels 9
Wind
29 km/h S
Gust
44 km/h
Humidity
93%
P.O.P
90%
Rain
20-25 mm
Night
-8°
Feels -18
Wind
44 km/h W
Gust
66 km/h
Humidity
93%
P.O.P
70%
Snow
1-3 cm
Rain
<1 mm
Historical Averages
Dec 28
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.