When to go · Siilinjärvi
Siilinjärvi in December
Avoid month. Listed as a month to avoid: Dec–Feb (cold, limited daylight).
Key facts
- Verdict
- Avoid
- Temperature
- −4°C (25°F)25°F (−4°C) / −12°C (10°F)10°F (−12°C)
- average high / low
- Rain days
- 5
- Crowds
- High
- Finland overall
- Prices
- High
- Finland overall
Verdict
Listed as a month to avoid: Dec–Feb (cold, limited daylight).
Is another month better than December?
December is rated avoid. These months rate higher:
- JuneGreatInside Siilinjärvi's best window: Jun–Aug (warm lake, long days).
- JulyGreatInside Siilinjärvi's best window: Jun–Aug (warm lake, long days).
- AugustGreatInside Siilinjärvi's best window: Jun–Aug (warm lake, long days).
- MarchGoodOutside the best window (Jun–Aug (warm lake, long days)). Across Finland: Bright snow, auroras until late March, ski touring; Easter falls in late March 2027.
Weather in December
- SiilinjärviHighs around -4 °C (25 °F), lows around -12 °C (10 °F), rain on about 5 daysHighs around 25 °F (-4 °C), lows around 10 °F (-12 °C), rain on about 5 days
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Christmas big impact
24–26 Dec · Finland
Christmas Eve is the main day; most things closed; Lapland at peak.
Crowds and prices
- Crowds · Finland overall
- High
- Prices · Finland overall
- High
Finland overall: Rovaniemi's Christmas peak, polar night in the north; Helsinki Christmas market; closures 24–26 Dec.
High-price month: see what to book ahead.
Compare two months
Weather, crowds and prices for any two months in Siilinjärvi, side by side.
Verdict
Dec: Avoid
Jun: Great (better)
Daytime high
Dec: -4 °C (25 °F)25 °F (-4 °C)
Jun: 20 °C (68 °F)68 °F (20 °C)
Night low
Dec: -12 °C (10 °F)10 °F (-12 °C)
Jun: 9 °C (48 °F)48 °F (9 °C)
Rain days
Dec: 5 (better)
Jun: 9
Crowds
Dec: High
Jun: Medium
Prices
Dec: High
Jun: Medium
Festivals listed
Dec: 1
Jun: 1
December: Listed as a month to avoid: Dec–Feb (cold, limited daylight).
June: Inside Siilinjärvi's best window: Jun–Aug (warm lake, long days).
Siilinjärvi: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm coat, hat and gloves for mornings and evenings