Weather in Kostroma: May
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Average day temperature: | 60.5°F |
| Average night temperature: | 47.1°F | |
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Number of sunny days: | 11 days |
| Day length: | 15.6 - 17.6 hours | |
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Number of rainy days: | 5 days |
| Precipitation totals: | 2.7 in. | |
| more information | ||
14 days
forecast
forecast
| Kostroma |
weather in
June
June
| Kostroma |
Air temperature in May, °F
Show year:
2025
2024
2023
The highest day temperature during May of 2025 was 79°F. At the same time the lowest night temperature was 31°F. Daily and nightly averages during May were 57.8°F and 46.9°F.
Sunny, partly cloudy and cloudy days
Mostly all days in May are cloudy but sunny and partly cloudy days are also possible.
Precipitation total in May, in.
Precipitation total value in Kostroma in May is 3.0 in. Other months of the year show relatively similar values.
Wind speed in May, mph
The average wind speed value in May is 8.7 mph It makes May 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 May is: 7.5.
Best time for vacation in Kostroma
Kostroma on a weather map
Places in Russia:
Name
°F
24 Hours Forecast
Kostroma
Local time: 09:48
December 08, monday
1200
28°F
NW
12 mph
12 mph
1500
28°F
NW
13 mph
13 mph
1800
30°F
NW
14 mph
14 mph
2100
30°F
N
14 mph
14 mph
December 09, tuesday
0000
30°F
N
14 mph
14 mph
0300
30°F
N
14 mph
14 mph
0600
30°F
N
15 mph
15 mph
0900
32°F
N
16 mph
16 mph
