Best year time to visit Lahnakoski

General weather information about Lahnakoski

Average annual temperature is 4.4 °C

Absolute maximum temperature: 29.3 °C

Absolute minimum temperature: -18.5 °C

Number of sunny days: 132 days

Number of rainy days: 163 days

Number of snow days: 70 days

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

Lahnakoski air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)4.95.14.216.522.029.025.629.322.612.55.14.4
Average daytime temperature (°C)-1.1-0.8-1.17.514.420.119.420.516.64.3-1.4-4.6
Average temperature (°C)-2.9-3.4-5.01.69.415.415.816.613.41.3-3.7-6.5
Average night temperature (°C)-5.1-6.4-9.2-4.03.99.311.512.49.7-1.3-6.5-9.0
Absolute minimum temperature (°C)-15.3-15.2-18.4-15.6-2.80.98.78.02.7-9.5-18.5-15.1

Lahnakoski monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.016.019.020.020.017.014.011.08.05.0
Daylight mean duration (h)5.78.611.815.118.320.519.416.313.09.86.74.6
Daylight minimum duration (h)4.07.010.013.016.019.017.014.011.08.05.04.0
Sunshine mean duration (h)1.22.95.99.512.714.511.210.25.94.60.60.3
Precipitation (mm)572544554737136118951066039
Sunny days11131021171326614910
Rainy days1044712172925241678
Snow days10111722000011413

Lahnakoski - weather forecast by months

Lahnakoski weather in januaryLahnakoski weather in februaryLahnakoski weather in marchLahnakoski weather in aprilLahnakoski weather in mayLahnakoski weather in juneLahnakoski weather in julyLahnakoski weather in augustLahnakoski weather in septemberLahnakoski weather in octoberLahnakoski weather in novemberLahnakoski weather in december

Best time to visit Lahnakoski:

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

  • April — 9.5(h)
  • May — 12.7(h)
  • June — 14.5(h)
  • July — 11.2(h)
  • August — 10.2(h)

Months with the longest average daylight duration in Lahnakoski:

  • May — 18.3(h)
  • June — 20.5(h)
  • July — 19.4(h)
  • August — 16.3(h)

The largest precipitation sum in Lahnakoski is at

  • July — 136(mm)
  • August — 118(mm)
  • September — 95(mm)
  • October — 106(mm)

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    Frequently asked questions

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