Best year time to visit Koga

General weather information about Koga

Average annual temperature is 16.4 °C

Absolute maximum temperature: 39.1 °C

Absolute minimum temperature: -4.9 °C

Number of sunny days: 171

Number of rainy days: 191

Number of snow days: 3

Average annual precipitation: 1339 mm

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* Weather data for Koga Japan is based on climate observations for 2023 year

Koga air temperature forecast for each month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Absolute maximum temperature (°C) 13.7 18.2 25.5 28.4 32.9 31.6 39.1 38.1 35.8 27.6 25.9 19.3
Average daytime temperature (°C) 9 11.2 17.7 21.3 23.9 26.9 32.9 34.2 30.9 22.8 18 13.1
Average temperature (°C) 3.5 5.4 11.7 15.2 18 22.4 27.7 28.8 26.1 17.4 12.4 7
Average night temperature (°C) -0.8 0.6 6.7 10 13.2 18.8 23.3 25 22.7 12.9 7.9 2.5
Absolute minimum temperature (°C) -4.8 -4.9 0.4 2.4 6.7 14 20.7 23.3 16.4 8.2 2.9 -3.2

Koga monthly weather indicators

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daylight maximum duration (h) 10.4 11.4 12.6 13.6 14.4 14.6 14.6 14 13 11.8 10.7 9.9
Daylight mean duration (h) 10 10.9 12 13.1 14.1 14.6 14.4 13.5 12.4 11.3 10.3 9.8
Daylight minimum duration (h) 9.8 10.4 11.4 12.6 13.7 14.5 14 13 11.9 10.7 9.9 9.7
Sunshine mean duration (h) 7.4 8.1 8.5 9.3 9.8 8.3 10.2 10.8 8.8 8.6 7.7 7.6
Precipitation (mm) 17 36 113 55 191 326 68 176 180 102 54 20
Sunny days 21 20 15 14 14 6 13 4 4 17 19 24
Rainy days 9 6 16 16 17 24 18 27 26 14 11 7
Snow days 1 2

Koga - weather forecast by months

January February March April May June July August September October November December

Best time to visit Koga:

The largest precipitation sum in Koga is at

  • May — 191(mm)
  • June — 326(mm)
  • August — 176(mm)
  • September — 180(mm)

Weather forecast in the closest to Koga admin centers