Weather in Grefsrud in September

General weather information about Grefsrud

Average annual temperature is 5.7 °C

Absolute maximum temperature: 28.1 °C

Absolute minimum temperature: -22.0 °C

Number of sunny days: 149 days

Number of rainy days: 161 days

Number of snow days: 55 days

Look at detailed online map of Grefsrud

* Weather data for Grefsrud Norway is based on climate observations for 2026 year

Grefsrud air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)5.07.36.018.324.128.126.423.024.616.04.96.8
Average daytime temperature (°C)-2.31.41.88.616.223.619.719.118.18.20.8-4.1
Average temperature (°C)-4.4-1.8-2.33.610.317.916.315.814.35.1-0.8-6.1
Average night temperature (°C)-7.1-4.6-5.4-1.33.911.312.712.410.52.1-2.6-8.6
Absolute minimum temperature (°C)-22.0-12.1-13.9-6.7-1.46.09.78.95.1-2.0-9.5-14.6

Grefsrud monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.015.018.018.018.016.014.011.08.06.0
Daylight mean duration (h)6.89.111.814.617.218.718.015.612.910.17.56.0
Daylight minimum duration (h)6.07.010.013.015.018.016.014.011.08.06.05.0
Sunshine mean duration (h)1.95.66.58.412.714.211.27.97.05.11.31.1
Precipitation (mm)1172954117364918622094418953
Sunny days131611141821331218911
Rainy days10691413928281811114
Snow days861120000021016

Grefsrud - weather forecast by months

Grefsrud weather in januaryGrefsrud weather in februaryGrefsrud weather in marchGrefsrud weather in aprilGrefsrud weather in mayGrefsrud weather in juneGrefsrud weather in julyGrefsrud weather in augustGrefsrud weather in septemberGrefsrud weather in octoberGrefsrud weather in novemberGrefsrud weather in december

Best time to visit Grefsrud:

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

  • May — 12.7(h)
  • June — 14.2(h)
  • July — 11.2(h)

Months with the longest average daylight duration in Grefsrud:

  • May — 17.2(h)
  • June — 18.7(h)
  • July — 18.0(h)
  • August — 15.6(h)

The largest precipitation sum in Grefsrud is at

  • January — 117(mm)
  • April — 117(mm)
  • July — 186(mm)
  • August — 220(mm)

    • Weather forecast in the closest to Grefsrud admin centers

    Weather forecast in the closest towns to Grefsrud

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    Frequently asked questions

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