Weather in Kostroma: August
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Average day temperature: | 71.8°F |
| Average night temperature: | 56.6°F | |
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Number of sunny days: | 14 days |
| Day length: | 14.1 - 16.4 hours | |
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Number of rainy days: | 4 days |
| Precipitation totals: | 2.3 in. | |
| more information | ||
14 days
forecast
forecast
| Kostroma |
weather in
September
September
| Kostroma |
Air temperature in August, °F
Show year:
2025
2024
2023
The highest day temperature during August of 2025 was 83°F. At the same time the lowest night temperature was 46°F. Daily and nightly averages during August were 67.9°F and 55.8°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 Kostroma in August is 2.5 in. Other months of the year show relatively similar values.
Wind speed in August, mph
The average wind speed value in August is 7.3 mph It makes August lest windy month 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: 8.7.
Best time for vacation in Kostroma
Kostroma on a weather map
Places in Russia:
Name
°F
24 Hours Forecast
Kostroma
Local time: 23:54
August 12, wednesday
0000
61°F
N
9 mph
9 mph
0300
59°F
N
9 mph
9 mph
0600
61°F
NE
6 mph
6 mph
0900
63°F
E
11 mph
11 mph
1200
61°F
E
19 mph
19 mph
1500
55°F
SE
14 mph
14 mph
1800
57°F
E
13 mph
13 mph
2100
54°F
E
12 mph
12 mph
