Tomakomai monthly weather averages

Average daytime temperature

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

Tomakomai average temperature chart (Celsius) Tomakomai average temperature chart (Fahrenheit)
Average monthly temperatures in Tomakomai (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -0.9 -0.6 3 8.6 13.5 16.8 20.6 23.3 20.6 15 8.2 2.4
°F 30.3 30.9 37.4 47.5 56.3 62.2 69.1 73.9 69.1 58.9 46.8 36.3

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.

Tomakomai monthly rainfall chart (mm) Tomakomai monthly rainfall chart (inches)
Average monthly rainfall in Tomakomai (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 43 41 55 89 102 119 154 192 169 112 84 56
inches 1.7 1.6 2.2 3.5 4 4.7 6.1 7.6 6.7 4.4 3.3 2.2
Rainy days 21 20 22 16 17 18 18 19 17 17 19 21

Average daily sunshine

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

Tomakomai average daily sunshine chart
Average daily sunshine Tomakomai
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 4.4 5 5.9 6.5 6.8 5.9 5.2 5.1 5.8 5.8 4.2 3.7

Day / night temperatures

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

Tomakomai average minimum / maximum temperatures (Celsius) Tomakomai average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Tomakomai (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -9.1 -8.6 -4.4 0.8 5.5 10.3 15.1 17.4 12.6 5.6 -0 -5.4
Max °C -0.8 -0.4 3.2 8.8 13.7 17 20.8 23.5 20.8 15.2 8.5 2.6
Min °F 15.7 16.5 24.1 33.4 41.9 50.5 59.1 63.2 54.7 42.1 31.9 22.4
Max °F 23.2 23.9 30.9 40.6 49.3 56.5 64.2 68.7 62.1 50.7 39.6 29.5

Sea temperature

The graph below shows the average sea temperature.

Tomakomai average sea temperature chart (Celsius) Tomakomai average sea temperature chart (Fahrenheit)
Average sea temperature around Tomakomai in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 6.7 4.6 4.7 6.4 9.5 13.8 18 21.3 20.7 17.2 13.3 9.8
°F 44 40.3 40.4 43.5 49.1 56.8 64.4 70.3 69.2 63 55.9 49.6

Wind speed

The graph below shows the average wind speed.

Tomakomai average winspeed by month (km/h) Tomakomai average winspeed by month (mph)
Average wind speed in Tomakomai (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 14 13 14 14 13 12 11 12 12 13 13 13
mph 9 8 9 9 8 7 7 7 7 8 8 8

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.

Tomakomai relative humidity averages
Average relative humidity in Tomakomai
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
72% 72% 73% 74% 78% 84% 87% 85% 79% 73% 70% 71%

Other monthly averages

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Tomakomai weather stats

Tomakomai weather statistics
Hottest month: August 23.3°C 73.9°F
Driest month: February 41mm 1.6ins
Sunniest month: October 5.8hrs
Coldest month: January -0.9°C 30.4°F
Wettest month: August 192mm 7.6ins
Warmest sea: August 21.3°C 70.3°F
Map showing location of Tomakomai (42.63694, 141.60333)

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