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Monthly Historical Averages
Harbeson, DE
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December
Average Temperature
High
10°
Feels 8
Low
1°
Feels -2
Average Precipitation
9 Days
Rain amount
71.7mm
Snow amount
2.2cm
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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
29
15°
30
2°
31
3°
Forecast
Monday, December 29, 2025
Day
15°
Feels 13
Wind
37 km/h SW
Gust
55 km/h
Humidity
39%
P.O.P
40%
Rain
~1 mm
Night
-1°
Feels -8
Wind
34 km/h W
Gust
52 km/h
Humidity
51%
P.O.P
20%
Historical Averages
Dec 29
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.