Best year time to visit Koga

General weather information about Koga

Average annual temperature is 17.2 °C

Absolute maximum temperature: 35.9 °C

Absolute minimum temperature: -4.8 °C

Number of sunny days: 147 days

Number of rainy days: 216 days

Number of snow days: 2 days

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* Weather data for Koga Japan is based on climate observations for 2026 year

Koga air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)19.919.523.927.029.530.134.935.934.428.928.121.7
Average daytime temperature (°C)10.613.318.121.024.727.031.032.930.923.518.412.8
Average temperature (°C)6.18.312.715.919.923.027.028.326.017.713.18.3
Average night temperature (°C)2.44.07.711.415.319.524.025.022.112.98.84.3
Absolute minimum temperature (°C)-4.8-4.0-2.64.28.512.221.622.119.97.30.7-3.4

Koga monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.013.012.011.010.010.0
Daylight mean duration (h)10.311.012.013.013.814.314.113.312.411.410.510.0
Daylight minimum duration (h)10.010.011.012.013.014.013.012.011.010.010.09.0
Sunshine mean duration (h)6.56.88.07.78.96.38.910.49.79.08.06.2
Precipitation (mm)939016225829348330723598498976
Sunny days16151617176544171614
Rainy days151315131424262726141415
Snow days000000000002

Koga - weather forecast by months

Koga weather in januaryKoga weather in februaryKoga weather in marchKoga weather in aprilKoga weather in mayKoga weather in juneKoga weather in julyKoga weather in augustKoga weather in septemberKoga weather in octoberKoga weather in novemberKoga weather in december

Best time to visit Koga:

The best time to visit Koga during the most sunny months:

  • August — 10.4(h)

The largest precipitation sum in Koga is at

  • April — 258(mm)
  • May — 293(mm)
  • June — 483(mm)
  • July — 307(mm)
  • August — 235(mm)

    • Weather forecast in the closest to Koga admin centers

    Weather forecast in the closest towns to Koga

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    Frequently asked questions

    When is the best time to visit Koga?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Koga.
    What is the weather like in Koga?
    See average temperature, rainfall and daylight hours for Koga by month in the table above.
    How many sunny days does Koga have?
    The monthly weather statistics above show sunshine and rainfall patterns for Koga throughout the year.