Kastamonu monthly weather averages

Average daytime temperature

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

Kastamonu average temperature chart (Celsius) Kastamonu average temperature chart (Fahrenheit)
Average monthly temperatures in Kastamonu (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 2.2 5 9.9 15.1 19.5 23 25.8 26 22.4 16.4 10 4.3
°F 35.9 40.9 49.8 59.1 67 73.4 78.5 78.7 72.4 61.6 50 39.7

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.

Kastamonu monthly rainfall chart (mm) Kastamonu monthly rainfall chart (inches)
Average monthly rainfall in Kastamonu (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 46 38 41 60 71 64 35 32 30 42 39 51
inches 1.8 1.5 1.6 2.4 2.8 2.5 1.4 1.3 1.2 1.7 1.5 2
Rainy days 13 12 13 14 15 12 6 6 6 9 10 13

Average annual rainfall in Kastamonu: 623.667mm (245.5 inches)

Average daily sunshine

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

Kastamonu average daily sunshine chart
Average daily sunshine Kastamonu
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.1 6.3 6.9 7.8 9.3 10.8 12.3 11.4 10 7.4 5.5 4.4

Day / night temperatures

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

Kastamonu average minimum / maximum temperatures (Celsius) Kastamonu average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Kastamonu (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -4.6 -3.2 -0.6 3.7 7.5 10.3 12.3 12.1 8.9 5.1 1.4 -1.9
Max °C 2.4 5.2 10.2 15.4 19.8 23.3 26.2 26.3 22.8 16.7 10.2 4.5
Min °F 23.8 26.3 31 38.6 45.4 50.5 54.1 53.8 47.9 41.2 34.5 28.7
Max °F 30 33.8 40.6 49.1 56.5 62.2 66.6 66.6 60.4 51.6 42.4 34.3

Sea temperature

The graph below shows the average sea temperature.

Kastamonu average sea temperature chart (Celsius) Kastamonu average sea temperature chart (Fahrenheit)
Average sea temperature around Kastamonu in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8.9 7.7 7.9 10.1 14.8 20.5 23.9 25 22.7 19 14.7 11.2
°F 48 45.8 46.2 50.2 58.6 68.8 75 76.9 72.9 66.1 58.5 52.2

Wind speed

The graph below shows the average wind speed.

Kastamonu average winspeed by month (km/h) Kastamonu average winspeed by month (mph)
Average wind speed in Kastamonu (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 7 7 8 8 7 7 8 8 7 7 7 7
mph 4 5 5 5 5 5 5 5 5 4 4 4

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.

Kastamonu relative humidity averages
Average relative humidity in Kastamonu
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
78% 74% 68% 66% 66% 63% 59% 59% 64% 70% 76% 79%

Other monthly averages

UV index Best time to go?

Kastamonu weather stats

Kastamonu weather statistics
Hottest month: July 25.8°C 78.4°F
Driest month: September 30mm 1.2ins
Sunniest month: July 12.3hrs
Coldest month: January 2.2°C 36°F
Wettest month: May 71mm 2.8ins
Warmest sea: August 25°C 77°F
Map showing location of Kastamonu (41.37805, 33.77528) Kastamonu map pin © Google

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