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Monthly
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Current
Hourly
7 Days
14 Days
Monthly
°C
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Newcastle, WY
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December
Average Temperature
High
1°
Feels -1
Low
-10°
Feels -16
Average Precipitation
1 Days
Rain amount
0mm
Snow amount
2.3cm
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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
16°
25
17°
26
13°
27
6°
28
-5°
29
4°
30
4°
31
4°
Forecast
Wednesday, December 24, 2025
Day
16°
Feels 16
Wind
11 km/h SW
Gust
17 km/h
Humidity
29%
P.O.P
10%
Night
7°
Feels 5
Wind
21 km/h SE
Gust
32 km/h
Humidity
66%
P.O.P
20%
Historical Averages
Dec 24
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.