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Ilomantsi Climate by Month

The temperature in Ilomantsi can vary quite a bit throughout the year. Temperatures can be warm during the warmest months, and very cold during the cooler months. It receives a moderate amount of precipitation. Let’s explore the climate details in depth to provide you with a complete overview.

Average day and night temperature

Visitors to Ilomantsi can expect significant temperature changes throughout the year. On average, daytime temperatures range from a comfortable 22°C in July to a very cold -5°C in February. Nighttime temperatures can drop, with averages reaching -12°C in February.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Generally, Ilomantsi experiences moderate precipitation patterns, averaging 793 mm yearly. The seasons in Ilomantsi, bring significant changes in precipitation. The wettest month, July, receives moderate rainfall, with an average of 94 mm of precipitation. This rainfall is distributed across 15 rainy days.

In contrast, the driest month, April, experiences much less snow/rainfall, totaling 42 mm over 15 snowy/rainy days. These distinct seasonal differences provide diverse experiences throughout the year.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

In Ilomantsi, summer days are longer and more sunny, with daily sunshine hours peaking at 8.6 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 0.4 hours per average day.

Monthly hours of sunshine

Data from: Joensuu, Finland (60 KM, 37 Miles).

Daily hours of sunshine

Data from: Joensuu, Finland (60 KM, 37 Miles).

The best time of year to visit Ilomantsi in Finland

Other facts from our historical weather data:
  • Which is the warmest month in Ilomantsi?
    July has an average maximum temperature of 22°C and is the warmest month of the year.
  • Which is the coldest month in Ilomantsi?
    The coldest month is February with an average maximum temperature of -5°C.
  • Which is the wettest month in Ilomantsi?
    July tops the wettest month list with 94 mm of rainfall.
  • Which is the driest month in Ilomantsi?
    April is the driest month with 42 mm of precipitation.
  • Which is the sunniest month in Ilomantsi?
    July is the sunniest month with an average of 259 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

    Forecast for Ilomantsi

    Wed   Dec 11
    2°C | -4°C
    NW 25 km/h
    partly cloudy and no rain

    partly cloudy and no rain

    Thu   Dec 12
    -4°C | -9°C
    NW 22 km/h
    1.4 mm
    broken clouds and slight snow

    broken clouds and slight snow

    Fri   Dec 13
    -8°C | -12°C
    NW 14 km/h
    clear and no rain

    clear and no rain