Ōmiya monthly weather averages

Average daytime temperature

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

Ōmiya average temperature chart (Celsius) Ōmiya average temperature chart (Fahrenheit)
Average monthly temperatures in Ōmiya (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7.5 7.8 10.7 16.4 20.7 23.1 26.6 28.8 24.7 19.7 14.9 10.1
°F 45.6 46 51.3 61.5 69.2 73.6 79.9 83.9 76.5 67.4 58.8 50.2

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.

Ōmiya monthly rainfall chart (mm) Ōmiya monthly rainfall chart (inches)
Average monthly rainfall in Ōmiya (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 37 55 88 115 136 177 131 154 175 139 74 36
inches 1.5 2.2 3.5 4.5 5.4 7 5.2 6.1 6.9 5.5 2.9 1.4
Rainy days 11 13 16 16 16 20 20 17 20 16 12 10

Average annual rainfall in Ōmiya: 1493.7mm (588.1 inches)

Average daily sunshine

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

Ōmiya average daily sunshine chart
Average daily sunshine Ōmiya
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6.4 6.1 6.2 6.1 6.5 4.6 4.7 6 4.2 4.8 5.3 6.1

Day / night temperatures

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

Ōmiya average minimum / maximum temperatures (Celsius) Ōmiya average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Ōmiya (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -3.4 -2.7 0.3 6 11.1 15.7 19.6 21.2 17.3 10.5 4.5 -1
Max °C 7.8 8.1 11 16.7 20.9 23.3 26.8 29 24.9 19.9 15.2 10.4
Min °F 25.9 27.2 32.5 42.7 52 60.3 67.3 70.2 63.1 50.9 40 30.2
Max °F 36 36.9 42.1 52.3 60.8 67.1 73.8 77.2 70 59.4 49.6 40.5

Sea temperature

The graph below shows the average sea temperature.

Ōmiya average sea temperature chart (Celsius) Ōmiya average sea temperature chart (Fahrenheit)
Average sea temperature around Ōmiya in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 15.9 14.7 14.7 16.3 18.9 21.4 23.6 25.9 25 22.6 20.5 18.1
°F 60.7 58.4 58.5 61.4 66.1 70.6 74.5 78.6 77 72.6 68.9 64.6

Wind speed

The graph below shows the average wind speed.

Ōmiya average winspeed by month (km/h) Ōmiya average winspeed by month (mph)
Average wind speed in Ōmiya (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 8 9 10 10 9 8 7 8 8 8 8 8
mph 5 6 6 6 6 5 5 5 5 5 5 5

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.

Ōmiya relative humidity averages
Average relative humidity in Ōmiya
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
64% 65% 65% 70% 75% 82% 85% 83% 82% 78% 74% 69%

Other monthly averages

UV index Best time to go?

Ōmiya weather stats

Ōmiya weather statistics
Hottest month: August 28.8°C 83.8°F
Driest month: December 36mm 1.4ins
Sunniest month: January 6.4hrs
Coldest month: January 7.5°C 45.5°F
Wettest month: June 177mm 7ins
Warmest sea: August 25.9°C 78.6°F
Map showing location of Ōmiya (36.55, 140.41667) Ōmiya map pin © Google

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