Kamojima monthly weather averages

Average daytime temperature

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

Kamojima average temperature chart (Celsius) Kamojima average temperature chart (Fahrenheit)
Average monthly temperatures in Kamojima (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8.5 8.9 12.2 17.9 22.2 25.3 29.1 30.4 26.6 21.3 16.2 11.2
°F 47.2 48 54 64.3 72 77.5 84.5 86.8 79.9 70.4 61.2 52.2

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.

Kamojima monthly rainfall chart (mm) Kamojima monthly rainfall chart (inches)
Average monthly rainfall in Kamojima (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 45 57 88 139 145 231 172 162 273 134 89 35
inches 1.8 2.3 3.4 5.5 5.7 9.1 6.8 6.4 10.7 5.3 3.5 1.4
Rainy days 15 16 17 15 14 17 17 15 17 14 13 13

Average annual rainfall in Kamojima: 1738mm (684.3 inches)

Average daily sunshine

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

Kamojima average daily sunshine chart
Average daily sunshine Kamojima
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.5 5.5 6 6.3 6.7 5.4 6.5 7.4 5.5 5.7 5.4 5.4

Day / night temperatures

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

Kamojima average minimum / maximum temperatures (Celsius) Kamojima average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Kamojima (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 1.2 1.3 3.8 9.3 13.8 18.4 22.7 23.4 19.8 13.7 8.4 3.4
Max °C 8.7 9.1 12.4 18.2 22.4 25.5 29.3 30.6 26.8 21.5 16.4 11.4
Min °F 34.1 34.3 38.8 48.7 56.8 65 72.9 74.1 67.6 56.7 47.1 38.1
Max °F 40.8 41.4 46.6 56.7 64.6 71.4 78.8 80.6 73.9 63.7 54.3 45.3

Sea temperature

The graph below shows the average sea temperature.

Kamojima average sea temperature chart (Celsius) Kamojima average sea temperature chart (Fahrenheit)
Average sea temperature around Kamojima in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 16.3 15.2 15.1 16.4 19 22.2 25.5 27.5 26.2 23.5 21.1 18.4
°F 61.3 59.3 59.2 61.5 66.1 71.9 77.8 81.5 79.2 74.4 70 65.2

Wind speed

The graph below shows the average wind speed.

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

Kamojima relative humidity averages
Average relative humidity in Kamojima
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
64% 64% 65% 69% 72% 78% 80% 78% 77% 71% 69% 65%

Other monthly averages

UV index Best time to go?

Kamojima weather stats

Kamojima weather statistics
Hottest month: August 30.4°C 86.7°F
Driest month: December 35mm 1.4ins
Sunniest month: August 7.4hrs
Coldest month: January 8.5°C 47.3°F
Wettest month: September 273mm 10.7ins
Warmest sea: August 27.5°C 81.5°F
Map showing location of Kamojima (34.06667, 134.35) Kamojima map pin © Google

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