Okinawa monthly weather averages

Average daytime temperature

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

Okinawa average temperature chart (Celsius) Okinawa average temperature chart (Fahrenheit)
Average monthly temperatures in Okinawa (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 18.5 18.8 20.7 23.8 26.3 28.8 31.1 30.9 30 27.2 23.9 20.4
°F 65.2 65.8 69.3 74.8 79.3 83.9 88 87.6 86 80.9 75 68.6

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.

Okinawa monthly rainfall chart (mm) Okinawa monthly rainfall chart (inches)
Average monthly rainfall in Okinawa (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 118 118 154 168 251 279 187 274 170 157 127 113
inches 4.6 4.6 6.1 6.6 9.9 11 7.4 10.8 6.7 6.2 5 4.4
Rainy days 23 21 22 18 21 19 19 22 20 19 20 21

Average annual rainfall in Okinawa: 2269.467mm (893.5 inches)

Average daily sunshine

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

Okinawa average daily sunshine chart
Average daily sunshine Okinawa
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 3.3 3.3 3.7 5 5.1 6.1 8.7 7.9 7.3 5.9 4.3 3.7

Day / night temperatures

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

Okinawa average minimum / maximum temperatures (Celsius) Okinawa average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Okinawa (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 12.6 13.1 15 17.9 20.8 23.9 25.8 25.4 24.3 21.5 18.2 14.5
Max °C 18.6 18.9 20.9 23.9 26.4 29 31.3 31 30.2 27.3 24 20.5
Min °F 54.7 55.6 58.9 64.2 69.4 74.9 78.4 77.7 75.7 70.7 64.8 58.1
Max °F 60.1 60.8 64.2 69.6 74.5 79.5 83.3 82.8 81 75.9 70 63.5

Sea temperature

The graph below shows the average sea temperature.

Okinawa average sea temperature chart (Celsius) Okinawa average sea temperature chart (Fahrenheit)
Average sea temperature around Okinawa in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 22.6 22 22.3 23.5 25.2 27.1 29 29.1 28.5 27.2 25.5 23.9
°F 72.7 71.6 72.1 74.3 77.4 80.8 84.2 84.3 83.3 80.9 77.9 75

Wind speed

The graph below shows the average wind speed.

Okinawa average winspeed by month (km/h) Okinawa average winspeed by month (mph)
Average wind speed in Okinawa (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 14 14 14 14 13 14 13 15 12 14 15 14
mph 9 9 9 9 8 9 8 9 7 9 9 9

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.

Okinawa relative humidity averages
Average relative humidity in Okinawa
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
71% 74% 76% 78% 82% 85% 82% 82% 80% 74% 72% 70%
Okinawa

Other monthly averages

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Okinawa weather stats

Okinawa weather statistics
Hottest month: July 31.1°C 88°F
Driest month: December 113mm 4.4ins
Sunniest month: July 8.7hrs
Coldest month: January 18.5°C 65.3°F
Wettest month: June 279mm 11ins
Warmest sea: August 29.1°C 84.4°F
Map showing location of Okinawa (26.33583, 127.80139) Okinawa map pin © Google

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