Kosai monthly weather averages

Contents

Average daytime temperature

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

Kosai average temperature chart (Celsius) Kosai average temperature chart (Fahrenheit)
Average monthly temperatures in Kosai (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 9.3 10.1 13.3 18.6 22.6 25.3 28.8 30.6 27.2 22.3 17.3 12
°F 48.7 50.1 55.9 65.5 72.6 77.6 83.8 87.1 81 72.1 63.1 53.5

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.

Kosai monthly rainfall chart (mm) Kosai monthly rainfall chart (inches)
Average monthly rainfall in Kosai (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 53 80 139 173 197 255 215 200 207 150 100 51
inches 2.1 3.1 5.5 6.8 7.8 10 8.5 7.9 8.2 5.9 4 2
Rainy days 11 12 15 15 14 18 18 15 18 15 11 10

Average annual rainfall in Kosai: 1992.033mm (784.3 inches)

Average daily sunshine

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

Kosai average daily sunshine chart
Average daily sunshine Kosai
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6.6 6.5 6.5 6.1 6.7 5.1 5.8 7.2 5.4 5.5 5.8 6.4

Day / night temperatures

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

Kosai average minimum / maximum temperatures (Celsius) Kosai average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Kosai (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 1.6 2 4.5 10.2 14.5 18.7 22.7 23.8 20.4 14.6 9.1 3.9
Max °C 9.5 10.3 13.5 18.8 22.8 25.5 29 30.8 27.4 22.5 17.5 12.2
Min °F 34.8 35.5 40.1 50.4 58 65.7 72.8 74.8 68.7 58.2 48.4 38.9
Max °F 41.9 43 48.2 58.1 65.5 71.8 78.4 81.1 75 65.3 55.9 46.4

Sea temperature

The graph below shows the average sea temperature.

Kosai average sea temperature chart (Celsius) Kosai average sea temperature chart (Fahrenheit)
Average sea temperature around Kosai in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 17.8 17 17.3 18.5 20.7 23.2 26 27.7 26.6 24.2 22 19.7
°F 64 62.6 63.1 65.3 69.3 73.8 78.7 81.8 79.8 75.5 71.7 67.5

Wind speed

The graph below shows the average wind speed.

Kosai average winspeed by month (km/h) Kosai average winspeed by month (mph)
Average wind speed in Kosai (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 15 15 14 13 12 10 10 10 10 11 12 13
mph 9 9 9 8 7 7 6 6 6 7 7 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.

Kosai relative humidity averages
Average relative humidity in Kosai
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
60% 61% 62% 69% 72% 79% 82% 79% 77% 71% 67% 63%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Kosai weather stats

Kosai weather statistics
Hottest month: August 30.6°C 87.1°F
Driest month: December 51mm 2ins
Sunniest month: January 6.6hrs
Coldest month: January 9.3°C 48.7°F
Wettest month: June 255mm 10ins
Warmest sea: August 27.7°C 81.9°F
Map showing location of Kosai (34.7184, 137.53175) Kosai map pin © Google

Locations nearby

Top Japan locations