Tōkamachi monthly weather averages

Average daytime temperature

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

Tōkamachi average temperature chart (Celsius) Tōkamachi average temperature chart (Fahrenheit)
Average monthly temperatures in Tōkamachi (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 4.1 4.4 8.1 15.6 20.7 23.5 27.4 29.3 24.3 18.4 13 7.4
°F 39.4 40 46.5 60 69.3 74.4 81.3 84.7 75.7 65.2 55.3 45.3

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.

Tōkamachi monthly rainfall chart (mm) Tōkamachi monthly rainfall chart (inches)
Average monthly rainfall in Tōkamachi (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 174 119 96 82 95 151 188 167 187 137 150 173
inches 6.9 4.7 3.8 3.2 3.7 5.9 7.4 6.6 7.4 5.4 5.9 6.8
Rainy days 24 22 22 17 17 20 20 18 20 18 19 22

Average annual rainfall in Tōkamachi: 1894.133mm (745.7 inches)

Average daily sunshine

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

Tōkamachi average daily sunshine chart
Average daily sunshine Tōkamachi
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 4.1 4.6 5.6 6.4 6.9 5.2 5.2 6.4 4.4 4.9 4.5 4.2

Day / night temperatures

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

Tōkamachi average minimum / maximum temperatures (Celsius) Tōkamachi average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Tōkamachi (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -4.1 -3.9 -1.3 4.6 9.8 15.1 19.4 20.7 16.4 9.4 3.6 -1.2
Max °C 4.3 4.7 8.3 15.9 21 23.8 27.6 29.5 24.5 18.7 13.2 7.6
Min °F 24.6 25.1 29.7 40.2 49.6 59.1 66.9 69.3 61.4 48.8 38.5 29.8
Max °F 32.2 32.7 38.3 50.4 59.7 66.9 74.3 77.2 68.7 57.2 47.1 37.8

Sea temperature

The graph below shows the average sea temperature.

Tōkamachi average sea temperature chart (Celsius) Tōkamachi average sea temperature chart (Fahrenheit)
Average sea temperature around Tōkamachi in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 11.4 9.6 9.5 10.8 13.7 18 21.9 25.2 24 20.8 17.5 14.3
°F 52.5 49.3 49.1 51.4 56.7 64.5 71.5 77.4 75.2 69.5 63.6 57.8

Wind speed

The graph below shows the average wind speed.

Tōkamachi average winspeed by month (km/h) Tōkamachi average winspeed by month (mph)
Average wind speed in Tōkamachi (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 11 11 10 10 9 8 7 7 7 8 9 10
mph 7 7 7 6 6 5 5 5 5 5 6 7

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.

Tōkamachi relative humidity averages
Average relative humidity in Tōkamachi
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
73% 72% 68% 66% 68% 77% 80% 78% 79% 76% 73% 73%

Other monthly averages

UV index Best time to go?

Tōkamachi weather stats

Tōkamachi weather statistics
Hottest month: August 29.3°C 84.7°F
Driest month: April 82mm 3.2ins
Sunniest month: May 6.9hrs
Coldest month: January 4.1°C 39.4°F
Wettest month: July 188mm 7.4ins
Warmest sea: August 25.2°C 77.4°F
Map showing location of Tōkamachi (37.13333, 138.76667) Tōkamachi map pin © Google

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