Best year time to visit Grand Saint-Germain

General weather information about Grand Saint-Germain

Average annual temperature is 13.1 °C

Absolute maximum temperature: 37.3 °C

Absolute minimum temperature: -5.1 °C

Number of sunny days: 149 days

Number of rainy days: 214 days

Number of snow days: 2 days

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* Weather data for Grand Saint-Germain France is based on climate observations for 2026 year

Grand Saint-Germain air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)16.114.519.923.326.330.836.437.332.127.416.514.8
Average daytime temperature (°C)7.49.312.814.520.327.427.227.026.320.010.98.4
Average temperature (°C)4.84.28.210.115.621.621.721.720.314.98.05.8
Average night temperature (°C)2.00.33.75.511.015.616.316.614.810.55.13.3
Absolute minimum temperature (°C)-4.5-5.1-3.20.27.612.912.410.48.25.8-2.2-4.4

Grand Saint-Germain monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.08.0
Daylight mean duration (h)9.010.311.913.615.015.815.414.212.610.99.48.6
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.08.08.0
Sunshine mean duration (h)3.16.47.68.210.712.912.210.510.67.14.22.3
Precipitation (mm)681297907486634447193164116
Sunny days618129131813102016410
Rainy days231019211812182110152621
Snow days200000000000

Grand Saint-Germain - weather forecast by months

Grand Saint-Germain weather in januaryGrand Saint-Germain weather in februaryGrand Saint-Germain weather in marchGrand Saint-Germain weather in aprilGrand Saint-Germain weather in mayGrand Saint-Germain weather in juneGrand Saint-Germain weather in julyGrand Saint-Germain weather in augustGrand Saint-Germain weather in septemberGrand Saint-Germain weather in octoberGrand Saint-Germain weather in novemberGrand Saint-Germain weather in december

Best time to visit Grand Saint-Germain:

The best time to visit Grand Saint-Germain during the most sunny months:

  • May — 10.7(h)
  • June — 12.9(h)
  • July — 12.2(h)
  • August — 10.5(h)
  • September — 10.6(h)

Months with the longest average daylight duration in Grand Saint-Germain:

  • June — 15.8(h)
  • July — 15.4(h)

The largest precipitation sum in Grand Saint-Germain is at

  • October — 193(mm)
  • November — 164(mm)
  • December — 116(mm)

    • Weather forecast in the closest to Grand Saint-Germain admin centers

    Weather forecast in the closest towns to Grand Saint-Germain

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    Frequently asked questions

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