Weather in Gunma in August

General weather information about Gunma

Average annual temperature is 16.4 °C

Absolute maximum temperature: 32.2 °C

Absolute minimum temperature: -4.8 °C

Number of sunny days: 99 days

Number of rainy days: 263 days

Number of snow days: 3 days

Look at detailed online map of Gunma

* Weather data for Gunma China is based on climate observations for 2026 year

Gunma air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)23.417.722.227.230.630.232.031.432.230.326.522.8
Average daytime temperature (°C)10.89.915.720.624.627.330.028.628.122.417.411.5
Average temperature (°C)6.06.311.416.420.523.326.124.623.217.813.07.3
Average night temperature (°C)1.53.07.212.516.820.222.821.319.414.08.82.8
Absolute minimum temperature (°C)-3.7-2.23.15.410.017.719.816.315.79.81.8-4.8

Gunma monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.013.013.013.013.012.011.011.010.0
Daylight mean duration (h)10.711.212.012.813.513.813.613.112.311.510.810.5
Daylight minimum duration (h)10.010.011.012.013.013.013.012.011.011.010.010.0
Sunshine mean duration (h)5.42.74.66.47.27.89.99.48.06.25.55.4
Precipitation (mm)1712020518116916696184476910250
Sunny days1854775645121412
Rainy days112227232425252725191619
Snow days210000000000

Gunma - weather forecast by months

Gunma weather in januaryGunma weather in februaryGunma weather in marchGunma weather in aprilGunma weather in mayGunma weather in juneGunma weather in julyGunma weather in augustGunma weather in septemberGunma weather in octoberGunma weather in novemberGunma weather in december

Best time to visit Gunma:

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

  • July — 9.9(h)
  • August — 9.4(h)

The largest precipitation sum in Gunma is at

  • March — 205(mm)
  • April — 181(mm)
  • May — 169(mm)
  • June — 166(mm)
  • August — 184(mm)

    • Weather forecast in the closest to Gunma admin centers

    Weather forecast in the closest towns to Gunma

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    Frequently asked questions

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