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Kostroma weather in August

Weather in Kostroma: August

Average day temperature: 71.8°F
Average night temperature: 56.6°F
Number of sunny days: 14 days
Day length: 14.1 - 16.4 hours
Number of rainy days: 4 days
Precipitation totals: 2.3 in.

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 2.6 in. Other months of the year show relatively similar values.

Wind speed in August, mph

The average wind speed value in August is 7.4 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: 8.7.

Best time for vacation in Kostroma

Sunniest months:
July 14 days
August 14 days
June 11 days
Warmest months:
July 74.0 °F
August 71.8 °F
June 68.4 °F
Coldest months:
January 16.8 °F
February 20.8 °F
December 22.6 °F
Rainiest months:
July 7 days
May 5 days
June 5 days
Windiest months:
December 9.5 mph
November 9.4 mph
January 9.3 mph

Kostroma on a weather map

Kostroma
+27°F
NW 12 mph
Feels like: +16°F
Precip.: 83%
Places in Russia:
Name
°F
+57°F
+46°F
+23°F
+50°F
+34°F
+41°F
+50°F
+54°F
+32°F
+45°F
+32°F
+34°F
+57°F
+57°F
+30°F
24 Hours Forecast
Kostroma
Local time: 09:46
December 08, monday
1200
28°F
NW
12 mph
1500
28°F
NW
13 mph
1800
30°F
NW
14 mph
2100
30°F
N
14 mph
December 09, tuesday
0000
30°F
N
14 mph
0300
30°F
N
14 mph
0600
30°F
N
15 mph
0900
32°F
N
16 mph
Units of measurement: °C / °F