Ashiya monthly weather averages

Average daytime temperature

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

Ashiya average temperature chart (Celsius) Ashiya average temperature chart (Fahrenheit)
Average monthly temperatures in Ashiya (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 6.5 7 10.5 17.2 21.7 24.7 28.7 30.2 26 20.2 14.8 9.4
°F 43.7 44.5 51 63 71.1 76.5 83.7 86.4 78.7 68.4 58.6 49

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.

Ashiya monthly rainfall chart (mm) Ashiya monthly rainfall chart (inches)
Average monthly rainfall in Ashiya (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 50 64 101 137 146 226 181 112 187 110 71 39
inches 2 2.5 4 5.4 5.7 8.9 7.1 4.4 7.3 4.3 2.8 1.5
Rainy days 19 19 20 16 15 18 18 16 18 15 14 16

Average annual rainfall in Ashiya: 1592.4mm (626.9 inches)

Average daily sunshine

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

Ashiya average daily sunshine chart
Average daily sunshine Ashiya
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 4.5 4.5 5.3 6 6.6 5.1 5.8 6.7 5 5.3 4.8 4.6

Day / night temperatures

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

Ashiya average minimum / maximum temperatures (Celsius) Ashiya average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Ashiya (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -0.5 -0.4 2.1 8 12.7 17.3 21.7 22.6 18.7 12.2 6.8 2
Max °C 6.7 7.2 10.8 17.5 22 24.9 28.9 30.4 26.2 20.4 15 9.6
Min °F 31.2 31.4 35.7 46.3 54.8 63.1 71.1 72.7 65.6 54 44.2 35.6
Max °F 37.6 38.1 43.5 54.9 63.1 70 77.5 79.7 72.3 61.3 51.6 42.4

Sea temperature

The graph below shows the average sea temperature.

Ashiya average sea temperature chart (Celsius) Ashiya average sea temperature chart (Fahrenheit)
Average sea temperature around Ashiya in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 16.5 15.5 15.5 16.8 19.4 22.5 25.7 27.7 26.4 23.7 21.3 18.7
°F 61.8 59.9 59.9 62.3 66.9 72.6 78.3 81.8 79.5 74.7 70.3 65.6

Wind speed

The graph below shows the average wind speed.

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

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.

Ashiya relative humidity averages
Average relative humidity in Ashiya
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
68% 69% 67% 67% 69% 75% 78% 75% 75% 72% 71% 69%

Other monthly averages

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Ashiya weather stats

Ashiya weather statistics
Hottest month: August 30.2°C 86.4°F
Driest month: December 39mm 1.5ins
Sunniest month: August 6.7hrs
Coldest month: January 6.5°C 43.7°F
Wettest month: June 226mm 8.9ins
Warmest sea: August 27.7°C 81.9°F
Map showing location of Ashiya (34.72807, 135.30264) Ashiya map pin © Google

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