Nichinan monthly weather averages

Average daytime temperature

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

Nichinan average temperature chart (Celsius) Nichinan average temperature chart (Fahrenheit)
Average monthly temperatures in Nichinan (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 12.4 13.2 16 20.3 23.4 26.1 30 30.5 28 23.7 19.3 14.7
°F 54.2 55.8 60.8 68.6 74.1 79 86.1 87 82.4 74.7 66.8 58.4

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.

Nichinan monthly rainfall chart (mm) Nichinan monthly rainfall chart (inches)
Average monthly rainfall in Nichinan (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 71 100 177 250 300 417 294 289 311 178 109 62
inches 2.8 3.9 7 9.8 11.8 16.4 11.6 11.4 12.2 7 4.3 2.4
Rainy days 11 13 18 17 18 21 20 20 19 15 12 11

Average annual rainfall in Nichinan: 2719.7mm (1070.7 inches)

Average daily sunshine

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

Nichinan average daily sunshine chart
Average daily sunshine Nichinan
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6.2 5.7 5.6 5.5 5.5 4.8 7 7.3 5.8 5.9 5.7 6

Day / night temperatures

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

Nichinan average minimum / maximum temperatures (Celsius) Nichinan average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Nichinan (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 2.4 3.8 6.6 11.9 15.4 19.4 23.2 23.5 20.8 15.3 10.1 4.5
Max °C 12.6 13.5 16.3 20.6 23.6 26.3 30.2 30.7 28.2 23.9 19.6 14.9
Min °F 36.3 38.8 43.8 53.3 59.7 66.8 73.8 74.3 69.4 59.5 50.1 40.1
Max °F 45.5 47.5 52.5 61.2 67.1 73 80.1 80.8 76.1 67.3 58.6 49.5

Sea temperature

The graph below shows the average sea temperature.

Nichinan average sea temperature chart (Celsius) Nichinan average sea temperature chart (Fahrenheit)
Average sea temperature around Nichinan in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 20.2 19.4 19.7 20.8 22.7 24.9 27.6 28.6 27.8 25.9 24 21.9
°F 68.3 66.9 67.5 69.4 72.8 76.7 81.7 83.5 82 78.6 75.2 71.4

Wind speed

The graph below shows the average wind speed.

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

Nichinan relative humidity averages
Average relative humidity in Nichinan
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
66% 67% 69% 74% 78% 82% 82% 82% 80% 75% 73% 70%

Other monthly averages

UV index Best time to go?

Nichinan weather stats

Nichinan weather statistics
Hottest month: August 30.5°C 86.9°F
Driest month: December 62mm 2.4ins
Sunniest month: January 6.2hrs
Coldest month: January 12.4°C 54.3°F
Wettest month: June 417mm 16.4ins
Warmest sea: August 28.6°C 83.5°F
Map showing location of Nichinan (31.6, 131.36667) Nichinan map pin © Google

Locations nearby

Top Japan locations