Tachikawa monthly weather averages

Contents

Average daytime temperature

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

Tachikawa average temperature chart (Celsius) Tachikawa average temperature chart (Fahrenheit)
Average monthly temperatures in Tachikawa (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 9 9.3 12.4 18.2 22.7 25.1 28.5 30.5 25.9 20.5 16 11.4
°F 48.3 48.8 54.3 64.8 72.8 77.1 83.3 86.9 78.6 69 60.7 52.6

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.

Tachikawa monthly rainfall chart (mm) Tachikawa monthly rainfall chart (inches)
Average monthly rainfall in Tachikawa (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 38 49 84 107 135 190 148 184 197 159 72 41
inches 1.5 1.9 3.3 4.2 5.3 7.5 5.8 7.2 7.7 6.3 2.8 1.6
Rainy days 7 10 15 15 15 20 20 17 19 15 11 7

Average annual rainfall in Tachikawa: 1578.667mm (621.5 inches)

Average daily sunshine

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

Tachikawa average daily sunshine chart
Average daily sunshine Tachikawa
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6.7 6.2 6.1 5.9 6.4 4.4 4.8 6.1 4.2 4.7 5.4 6.4

Day / night temperatures

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

Tachikawa average minimum / maximum temperatures (Celsius) Tachikawa average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Tachikawa (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -1.3 -0.6 2.4 8.4 13.1 17.6 21.3 22.7 18.8 12.3 6.4 1.1
Max °C 9.3 9.6 12.7 18.5 22.9 25.3 28.7 30.7 26.1 20.8 16.2 11.7
Min °F 29.7 31 36.2 47 55.6 63.6 70.3 72.9 65.8 54.1 43.5 34
Max °F 39.2 40.1 45.5 56.1 64.4 70.5 77 80.1 72.3 61.7 52.3 43.5

Sea temperature

The graph below shows the average sea temperature.

Tachikawa average sea temperature chart (Celsius) Tachikawa average sea temperature chart (Fahrenheit)
Average sea temperature around Tachikawa in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 16.7 15.7 15.9 17.3 19.9 22.2 24.5 26.3 25.3 22.9 20.9 18.6
°F 62.1 60.3 60.6 63.1 67.8 72 76.1 79.4 77.6 73.2 69.6 65.5

Wind speed

The graph below shows the average wind speed.

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

Tachikawa relative humidity averages
Average relative humidity in Tachikawa
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
56% 58% 60% 66% 70% 77% 80% 77% 78% 73% 68% 61%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

Tachikawa weather stats

Tachikawa weather statistics
Hottest month: August 30.5°C 86.9°F
Driest month: January 38mm 1.5ins
Sunniest month: January 6.7hrs
Coldest month: January 9°C 48.2°F
Wettest month: September 197mm 7.8ins
Warmest sea: August 26.3°C 79.3°F
Map showing location of Tachikawa (35.69278, 139.41806) Tachikawa map pin © Google

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