Best year time to visit Niihama

General weather information about Niihama

Average annual temperature is 16.9 °C

Absolute maximum temperature: 36.3 °C

Absolute minimum temperature: -4.6 °C

Number of sunny days: 182 days

Number of rainy days: 181 days

Number of snow days: 2 days

Look at detailed online map of Niihama

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

Niihama air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)13.617.022.721.727.229.236.334.833.729.225.320.7
Average daytime temperature (°C)8.810.515.618.921.425.431.532.429.522.518.113.4
Average temperature (°C)4.66.211.915.418.122.427.728.826.318.213.88.5
Average night temperature (°C)0.92.38.212.115.119.924.726.223.814.29.94.4
Absolute minimum temperature (°C)-4.6-2.61.95.38.815.121.724.517.410.24.9-1.0

Niihama monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.013.012.011.010.09.0
Daylight mean duration (h)10.110.912.013.114.014.514.313.512.411.310.39.8
Daylight minimum duration (h)9.010.011.012.013.014.013.012.011.010.09.09.0
Sunshine mean duration (h)7.17.47.48.78.57.310.711.59.08.67.27.5
Precipitation (mm)394613411517528446881941086534
Sunny days17181516151017912171323
Rainy days12101614162014221814178
Snow days200000000000

Niihama - weather forecast by months

Niihama weather in januaryNiihama weather in februaryNiihama weather in marchNiihama weather in aprilNiihama weather in mayNiihama weather in juneNiihama weather in julyNiihama weather in augustNiihama weather in septemberNiihama weather in octoberNiihama weather in novemberNiihama weather in december

Best time to visit Niihama:

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

  • July — 10.7(h)
  • August — 11.5(h)

The largest precipitation sum in Niihama is at

  • May — 175(mm)
  • June — 284(mm)
  • September — 194(mm)

    • Weather forecast in the closest to Niihama admin centers

    Weather forecast in the closest towns to Niihama

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    Frequently asked questions

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