Ōmagari monthly weather averages

Average daytime temperature

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

Ōmagari average temperature chart (Celsius) Ōmagari average temperature chart (Fahrenheit)
Average monthly temperatures in Ōmagari (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 1.7 2.1 6 13.6 19.2 22.9 26.4 28.5 23.6 17.4 10.9 4.8
°F 35 35.8 42.8 56.4 66.6 73.2 79.5 83.3 74.6 63.4 51.6 40.7

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.

Ōmagari monthly rainfall chart (mm) Ōmagari monthly rainfall chart (inches)
Average monthly rainfall in Ōmagari (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 108 84 91 116 104 117 178 183 173 133 156 140
inches 4.2 3.3 3.6 4.6 4.1 4.6 7 7.2 6.8 5.2 6.1 5.5
Rainy days 29 26 25 18 18 18 19 18 20 20 23 28

Average annual rainfall in Ōmagari: 1763.834mm (694.4 inches)

Average daily sunshine

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

Ōmagari average daily sunshine chart
Average daily sunshine Ōmagari
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 2.7 3.6 5.3 6.5 7.1 6 5.6 6.5 5.2 5.3 3.6 2.6

Day / night temperatures

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

Ōmagari average minimum / maximum temperatures (Celsius) Ōmagari average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Ōmagari (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -4.4 -4.5 -1.8 3.8 9.2 14.5 18.8 20.3 15.2 8.2 2.9 -1.4
Max °C 1.8 2.3 6.2 13.8 19.5 23.1 26.6 28.7 23.9 17.7 11.1 5
Min °F 24.1 23.9 28.8 38.8 48.5 58.1 65.8 68.5 59.3 46.7 37.2 29.5
Max °F 29.7 30 36 47.8 57.7 65.8 72.9 76.1 67.1 55.2 44.6 35.2

Sea temperature

The graph below shows the average sea temperature.

Ōmagari average sea temperature chart (Celsius) Ōmagari average sea temperature chart (Fahrenheit)
Average sea temperature around Ōmagari in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 10.1 8.2 8.1 9.7 12.8 17.1 20.9 24 22.9 19.6 16.2 13
°F 50.1 46.7 46.6 49.5 55 62.8 69.6 75.1 73.2 67.3 61.1 55.4

Wind speed

The graph below shows the average wind speed.

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

Ōmagari relative humidity averages
Average relative humidity in Ōmagari
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
74% 72% 69% 68% 70% 77% 80% 79% 78% 74% 73% 74%

Other monthly averages

UV index Best time to go?

Ōmagari weather stats

Ōmagari weather statistics
Hottest month: August 28.5°C 83.3°F
Driest month: February 84mm 3.3ins
Sunniest month: April 6.5hrs
Coldest month: January 1.7°C 35.1°F
Wettest month: August 183mm 7.2ins
Warmest sea: August 24°C 75.2°F
Map showing location of Ōmagari (39.45, 140.48333) Ōmagari map pin © Google

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