Tomioka monthly weather averages

Average daytime temperature

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

Tomioka average temperature chart (Celsius) Tomioka average temperature chart (Fahrenheit)
Average monthly temperatures in Tomioka (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7.3 7.7 11.4 17.9 22.6 25 28.4 30.3 25.1 19.7 14.9 10
°F 45.2 45.9 52.6 64.2 72.6 77.1 83.2 86.5 77.2 67.5 58.9 50

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.

Tomioka monthly rainfall chart (mm) Tomioka monthly rainfall chart (inches)
Average monthly rainfall in Tomioka (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 37 43 56 75 91 157 158 174 182 106 54 33
inches 1.5 1.7 2.2 2.9 3.6 6.2 6.2 6.9 7.1 4.2 2.1 1.3
Rainy days 10 11 14 15 16 21 21 19 20 15 11 9

Average annual rainfall in Tomioka: 1339.567mm (527.4 inches)

Average daily sunshine

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

Tomioka average daily sunshine chart
Average daily sunshine Tomioka
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6.7 6.4 6.5 6.2 6.6 4.6 4.8 5.9 4.1 5 5.7 6.4

Day / night temperatures

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

Tomioka average minimum / maximum temperatures (Celsius) Tomioka average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Tomioka (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -4.2 -3.4 -0.1 6.3 11.2 16.2 20.2 21.3 17.1 10.1 3.8 -1.7
Max °C 7.6 8 11.7 18.2 22.9 25.3 28.7 30.5 25.3 20 15.2 10.3
Min °F 24.4 25.9 31.8 43.3 52.1 61.1 68.3 70.3 62.8 50.1 38.8 28.9
Max °F 35.1 36.1 42.4 54 62.6 69.3 75.9 78.6 70.2 59 49.1 39.7

Sea temperature

The graph below shows the average sea temperature.

Tomioka average sea temperature chart (Celsius) Tomioka average sea temperature chart (Fahrenheit)
Average sea temperature around Tomioka in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 13 11.5 11.4 12.7 15.6 19.3 22.8 25.7 24.5 21.5 18.6 15.6
°F 55.4 52.6 52.6 54.9 60 66.8 73 78.2 76.1 70.7 65.4 60.2

Wind speed

The graph below shows the average wind speed.

Tomioka average winspeed by month (km/h) Tomioka average winspeed by month (mph)
Average wind speed in Tomioka (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 8 8 8 8 8 6 6 6 5 6 7 7
mph 5 5 5 5 5 4 4 4 3 4 4 5

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.

Tomioka relative humidity averages
Average relative humidity in Tomioka
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
62% 62% 61% 64% 67% 76% 80% 77% 79% 75% 70% 65%

Other monthly averages

UV index Best time to go?

Tomioka weather stats

Tomioka weather statistics
Hottest month: August 30.3°C 86.5°F
Driest month: December 33mm 1.3ins
Sunniest month: January 6.7hrs
Coldest month: January 7.3°C 45.1°F
Wettest month: September 182mm 7.2ins
Warmest sea: August 25.7°C 78.3°F
Map showing location of Tomioka (36.25, 138.9) Tomioka map pin © Google

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