Kostroma monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Kostroma

Kostroma average temperature chart (Celsius) Kostroma average temperature chart (Fahrenheit)
Average monthly temperatures in Kostroma (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -8.7 -6.5 -0.1 8.6 17.5 21.3 23.1 20.9 14.5 6.7 -0.7 -5.6
°F 16.4 20.3 31.8 47.5 63.6 70.3 73.5 69.7 58 44 30.7 21.9

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Kostroma monthly rainfall chart (mm) Kostroma monthly rainfall chart (inches)
Average monthly rainfall in Kostroma (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 37 29 27 35 43 64 82 71 61 59 52 49
inches 1.5 1.1 1.1 1.4 1.7 2.5 3.2 2.8 2.4 2.3 2 1.9
Rainy days 21 16 15 14 13 14 15 15 16 18 20 23

Average annual rainfall in Kostroma: 708.267mm (278.8 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Kostroma

Kostroma average daily sunshine chart
Average daily sunshine Kostroma
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 1.4 2.9 4.8 6.8 9.5 10.9 10.2 8.2 5 2.4 1.3 0.7

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Kostroma average minimum / maximum temperatures (Celsius) Kostroma average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Kostroma (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -15.3 -13.7 -7.7 0.2 7 11.1 13.5 11.5 6.6 1 -5.2 -11.3
Max °C -8.5 -6.3 0.1 8.8 17.8 21.5 23.3 21.2 14.7 6.8 -0.6 -5.5
Min °F 4.5 7.3 18.2 32.4 44.6 52 56.3 52.6 43.8 33.8 22.6 11.7
Max °F 10.6 14 25.2 40.1 54.3 61.3 65.1 61.3 51.1 39 26.8 16.9

Sea temperature

The graph below shows the average sea temperature.

Kostroma average sea temperature chart (Celsius) Kostroma average sea temperature chart (Fahrenheit)
Average sea temperature around Kostroma in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 1.9 1.4 1.7 3.6 7.7 12 15 15.7 13.3 9.3 5.4 3
°F 35.3 34.6 35 38.5 45.9 53.6 59 60.2 55.9 48.8 41.6 37.3

Wind speed

The graph below shows the average wind speed.

Kostroma average winspeed by month (km/h) Kostroma average winspeed by month (mph)
Average wind speed in Kostroma (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 14 14 14 14 14 11 10 10 11 14 14 14
mph 9 9 9 9 9 7 7 7 7 9 9 9

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Kostroma relative humidity averages
Average relative humidity in Kostroma
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
100% 95% 83% 71% 63% 68% 72% 75% 80% 87% 96% 100%

Other monthly averages

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Kostroma weather stats

Kostroma weather statistics
Hottest month: July 23.1°C 73.6°F
Driest month: March 27mm 1.1ins
Sunniest month: June 10.9hrs
Coldest month: January -8.7°C 16.3°F
Wettest month: July 82mm 3.2ins
Warmest sea: August 15.7°C 60.3°F
Map showing location of Kostroma (57.76647, 40.92686) Kostroma map pin © Google

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