Best year time to visit Oslo

General weather information about Oslo

Average annual temperature is 9.0 °C

Absolute maximum temperature: 35.8 °C

Absolute minimum temperature: -26.6 °C

Number of sunny days: 185 days

Number of rainy days: 145 days

Number of snow days: 35 days

Look at detailed online map of Oslo

* Weather data for Oslo United States is based on climate observations for 2026 year

Oslo air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)2.88.112.826.330.630.532.835.833.929.318.011.4
Average daytime temperature (°C)-3.3-0.63.912.922.427.527.227.524.615.18.04.6
Average temperature (°C)-6.8-5.9-1.46.916.221.821.522.119.210.62.90.4
Average night temperature (°C)-9.5-10.1-5.72.510.716.316.217.514.96.9-0.9-2.2
Absolute minimum temperature (°C)-25.3-26.6-19.2-5.70.38.511.211.26.8-6.1-14.0-8.8

Oslo monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.310.511.913.414.715.415.114.012.511.09.79.0
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.09.08.0
Sunshine mean duration (h)3.66.86.88.011.512.912.411.69.47.26.34.7
Precipitation (mm)565864116106697557831201137
Sunny days17171612191291613142218
Rainy days5581612182215171467
Snow days967200000326

Oslo - weather forecast by months

Oslo weather in januaryOslo weather in februaryOslo weather in marchOslo weather in aprilOslo weather in mayOslo weather in juneOslo weather in julyOslo weather in augustOslo weather in septemberOslo weather in octoberOslo weather in novemberOslo weather in december

Best time to visit Oslo:

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

  • May — 11.5(h)
  • June — 12.9(h)
  • July — 12.4(h)
  • August — 11.6(h)

Months with the longest average daylight duration in Oslo:

  • June — 15.4(h)

The largest precipitation sum in Oslo is at

  • April — 116(mm)
  • May — 106(mm)
  • October — 120(mm)

    • Weather forecast in the closest to Oslo admin centers

    Weather forecast in the closest towns to Oslo

    Explore Oslo

    See also
    MapTrains schedule
    Plan your trip
    AccommodationExperiencesBlog

    Frequently asked questions

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