Best year time to visit Retlahti

General weather information about Retlahti

Average annual temperature is 6.0 °C

Absolute maximum temperature: 30.0 °C

Absolute minimum temperature: -18.1 °C

Number of sunny days: 121 days

Number of rainy days: 182 days

Number of snow days: 62 days

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* Weather data for Retlahti Finland is based on climate observations for 2026 year

Retlahti air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)3.46.17.117.624.330.025.129.522.215.27.84.2
Average daytime temperature (°C)-0.1-0.11.310.215.822.320.620.718.36.91.4-2.9
Average temperature (°C)-2.2-2.7-2.34.110.516.816.517.014.84.3-0.2-4.8
Average night temperature (°C)-4.7-6.7-6.4-1.54.310.212.113.411.41.7-2.1-7.3
Absolute minimum temperature (°C)-18.1-16.1-16.6-9.1-1.93.69.610.85.3-3.8-12.7-15.4

Retlahti monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.015.018.019.018.016.014.011.08.06.0
Daylight mean duration (h)6.79.111.814.617.318.918.115.612.910.17.55.9
Daylight minimum duration (h)5.07.010.013.016.018.017.014.011.08.06.05.0
Sunshine mean duration (h)1.02.55.811.312.815.513.19.37.44.21.10.4
Precipitation (mm)88397518582370137451038450
Sunny days9129221916365956
Rainy days11798111428252520177
Snow days119130100002818

Retlahti - weather forecast by months

Retlahti weather in januaryRetlahti weather in februaryRetlahti weather in marchRetlahti weather in aprilRetlahti weather in mayRetlahti weather in juneRetlahti weather in julyRetlahti weather in augustRetlahti weather in septemberRetlahti weather in octoberRetlahti weather in novemberRetlahti weather in december

Best time to visit Retlahti:

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

  • April — 11.3(h)
  • May — 12.8(h)
  • June — 15.5(h)
  • July — 13.1(h)
  • August — 9.3(h)

Months with the longest average daylight duration in Retlahti:

  • May — 17.3(h)
  • June — 18.9(h)
  • July — 18.1(h)
  • August — 15.6(h)

The largest precipitation sum in Retlahti is at

  • January — 88(mm)
  • August — 137(mm)
  • October — 103(mm)
  • November — 84(mm)

    • Weather forecast in the closest to Retlahti admin centers

    Weather forecast in the closest towns to Retlahti

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    Frequently asked questions

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