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Siilinjärvi Climate by Month

Siilinjärvi experiences great temperature shifts. The city's weather can transition from warm days to very cold weather. It receives a moderate amount of precipitation. Now, let’s explore all the climate details to give you a full picture.

Average day and night temperature

The climate in Siilinjärvi is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a comfortable 22°C in July to a very cold -4°C in February. Nighttime temperatures can drop, with averages reaching -11°C in February.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Generally, Siilinjärvi receives mid-range precipitation levels, with 776 mm annually. The seasons in Siilinjärvi, bring significant changes in precipitation. The wettest month, July, receives moderate rainfall, with an average of 97 mm of precipitation. This rainfall is distributed across 16 rainy days. In contrast, the driest month, March, experiences much less snowfall, totaling 41 mm over 17 snowy days. These distinct seasonal differences provide diverse experiences throughout the year.

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

The best time of year to visit Siilinjärvi in Finland

During the months of July and August you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Which is the warmest month in Siilinjärvi?
    July has an average maximum temperature of 22°C and is the warmest month of the year.
  • Which is the coldest month in Siilinjärvi?
    The coldest month is February with an average maximum temperature of -4°C.
  • Which is the wettest month in Siilinjärvi?
    July tops the wettest month list with 97 mm of rainfall.
  • Which is the driest month in Siilinjärvi?
    March is the driest month with 41 mm of precipitation.

  • 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 Siilinjärvi

    Thu   Nov 21
    1°C | -6°C
    E 29 km/h
    19 mm
    overcast and snow

    overcast and snow

    Fri   Nov 22
    0°C | -4°C
    S 25 km/h
    4.5 mm
    overcast and snow

    overcast and snow

    Sat   Nov 23
    -3°C | -6°C
    S 18 km/h
    1.4 mm
    overcast and  chance of slight rain

    overcast and chance of slight rain