Weather in Bethesda: December
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Average day temperature: | 44.3°F |
| Average night temperature: | 36.8°F | |
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Number of sunny days: | 12 days |
| Day length: | 9.4 - 9.6 hours | |
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Number of rainy days: | 2 days |
| Precipitation totals: | 1.1 in. | |
| more information | ||
14 days
forecast
forecast
| Bethesda |
weather in
January
January
| Bethesda |
Air temperature in December, °F
Show year:
2025
2024
2023
The highest day temperature during December of 2025 was 54°F. At the same time the lowest night temperature was 15°F. Daily and nightly averages during December were 41.9°F and 31.9°F.
Sunny, partly cloudy and cloudy days
Number of sunny, partly cloudy and cloudy days in December is almost equal.
Precipitation total in December, in.
Precipitation total value in Bethesda in December is 1.1 in. Other months of the year show relatively similar values.
Wind speed in December, mph
The average wind speed value in December is 6.9 mph
Average sunny hours
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 5.5.
Best time for vacation in Bethesda
Bethesda on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Bethesda
Local time: 18:23
December 30, tuesday
2100
27°F
E
9 mph
9 mph
December 31, wednesday
0000
25°F
E
10 mph
10 mph
0300
25°F
E
6 mph
6 mph
0600
25°F
NE
6 mph
6 mph
0900
28°F
NE
6 mph
6 mph
1200
36°F
E
8 mph
8 mph
1500
37°F
NE
8 mph
8 mph
1800
37°F
NE
4 mph
4 mph
