Weather in Letterbreen in September

General weather information about Letterbreen

Average annual temperature is 8.4 °C

Absolute maximum temperature: 30.2 °C

Absolute minimum temperature: -26.0 °C

Number of sunny days: 125 days

Number of rainy days: 194 days

Number of snow days: 46 days

Look at detailed online map of Letterbreen

* Weather data for Letterbreen Canada is based on climate observations for 2026 year

Letterbreen air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)5.09.88.926.129.629.729.626.230.227.212.912.0
Average daytime temperature (°C)0.51.73.613.418.823.125.022.721.514.45.84.3
Average temperature (°C)-2.0-3.5-1.07.412.317.820.017.916.510.72.31.5
Average night temperature (°C)-4.2-7.6-5.12.66.612.915.814.012.57.9-0.8-0.6
Absolute minimum temperature (°C)-13.1-26.0-13.8-6.4-0.48.611.77.74.5-0.7-7.2-6.0

Letterbreen 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)9.310.511.913.514.815.415.114.012.511.09.79.0
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.09.08.0
Sunshine mean duration (h)1.95.25.78.011.311.411.39.59.35.24.72.4
Precipitation (mm)81871021235170958950906681
Sunny days798122114311184108
Rainy days111010151016282012271718
Snow days13913300000035

Letterbreen - weather forecast by months

Letterbreen weather in januaryLetterbreen weather in februaryLetterbreen weather in marchLetterbreen weather in aprilLetterbreen weather in mayLetterbreen weather in juneLetterbreen weather in julyLetterbreen weather in augustLetterbreen weather in septemberLetterbreen weather in octoberLetterbreen weather in novemberLetterbreen weather in december

Best time to visit Letterbreen:

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

  • May — 11.3(h)
  • June — 11.4(h)
  • July — 11.3(h)
  • August — 9.5(h)
  • September — 9.3(h)

Months with the longest average daylight duration in Letterbreen:

  • June — 15.4(h)

The largest precipitation sum in Letterbreen is at

  • April — 123(mm)

    • Weather forecast in the closest to Letterbreen admin centers

    Weather forecast in the closest towns to Letterbreen

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    Frequently asked questions

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