Weather in Grönvik in September

General weather information about Grönvik

Average annual temperature is 8.5 °C

Absolute maximum temperature: 24.1 °C

Absolute minimum temperature: -6.0 °C

Number of sunny days: 167 days

Number of rainy days: 179 days

Number of snow days: 19 days

Look at detailed online map of Grönvik

* Weather data for Grönvik Sweden is based on climate observations for 2026 year

Grönvik air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)6.47.08.615.719.124.122.821.023.916.89.88.1
Average daytime temperature (°C)4.23.54.26.812.418.718.918.118.111.15.53.4
Average temperature (°C)3.11.82.14.69.815.916.516.016.09.34.32.0
Average night temperature (°C)1.70.00.02.67.313.214.214.214.27.53.00.4
Absolute minimum temperature (°C)-2.0-3.5-6.0-1.32.58.012.112.410.64.6-4.6-4.7

Grönvik monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)8.010.013.015.017.017.017.016.013.011.09.07.0
Daylight mean duration (h)7.59.511.814.316.517.817.115.212.810.48.16.9
Daylight minimum duration (h)6.08.010.013.015.017.016.014.011.09.07.06.0
Sunshine mean duration (h)2.14.45.910.713.914.113.79.19.54.82.71.0
Precipitation (mm)8531471410424187281064886
Sunny days91513212722111121836
Rainy days21101484820209232220
Snow days134100000055

Grönvik - weather forecast by months

Grönvik weather in januaryGrönvik weather in februaryGrönvik weather in marchGrönvik weather in aprilGrönvik weather in mayGrönvik weather in juneGrönvik weather in julyGrönvik weather in augustGrönvik weather in septemberGrönvik weather in octoberGrönvik weather in novemberGrönvik weather in december

Best time to visit Grönvik:

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

  • April — 10.7(h)
  • May — 13.9(h)
  • June — 14.1(h)
  • July — 13.7(h)

Months with the longest average daylight duration in Grönvik:

  • May — 16.5(h)
  • June — 17.8(h)
  • July — 17.1(h)

The largest precipitation sum in Grönvik is at

  • January — 85(mm)
  • August — 87(mm)
  • October — 106(mm)
  • December — 86(mm)

    • Weather forecast in the closest to Grönvik admin centers

    Weather forecast in the closest towns to Grönvik

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    Frequently asked questions

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