Weather in Bethesda: August
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Average day temperature: | 83.8°F |
| Average night temperature: | 70.8°F | |
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Number of sunny days: | 10 days |
| Day length: | 13.1 - 14.2 hours | |
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Number of rainy days: | 4 days |
| Precipitation totals: | 1.8 in. | |
| more information | ||
14 days
forecast
forecast
| Bethesda |
weather in
September
September
| Bethesda |
Air temperature in August, °F
Show year:
2025
2024
2023
The highest day temperature during August of 2025 was 97°F. At the same time the lowest night temperature was 58°F. Daily and nightly averages during August were 81.4°F and 68.5°F.
Sunny, partly cloudy and cloudy days
Number of sunny, partly cloudy and cloudy days in August is almost equal.
Precipitation total in August, in.
Precipitation total value in Bethesda in August is 1.8 in. Other months of the year show relatively similar values.
Wind speed in August, mph
The average wind speed value in August is 5.2 mph It makes August one of the least windy months of the year.
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 August is: 7.8.
Best time for vacation in Bethesda
Bethesda on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Bethesda
Local time: 18:28
June 29, monday
2100
79°F
NW
3 mph
3 mph
June 30, tuesday
0000
73°F
N
5 mph
5 mph
0300
70°F
NW
4 mph
4 mph
0600
68°F
N
4 mph
4 mph
0900
77°F
N
5 mph
5 mph
1200
88°F
N
7 mph
7 mph
1500
91°F
N
7 mph
7 mph
1800
91°F
N
9 mph
9 mph
