When to go · Siilinjärvi
Siilinjärvi in June
Great month. Inside Siilinjärvi's best window: Jun–Aug (warm lake, long days).
Key facts
- Verdict
- Great
- Temperature
- 20°C (68°F)68°F (20°C) / 9°C (48°F)48°F (9°C)
- average high / low
- Rain days
- 9
- Crowds
- Medium
- Finland overall
- Prices
- Medium
- Finland overall
Verdict
Inside Siilinjärvi's best window: Jun–Aug (warm lake, long days).
Is another month better than June?
No other month rates higher than June for Siilinjärvi in this guide.
Weather in June
- SiilinjärviHighs around 20 °C (68 °F), lows around 9 °C (48 °F), rain on about 9 daysHighs around 68 °F (20 °C), lows around 48 °F (9 °C), rain on about 9 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.
Midsummer (Juhannus) big impact
Fri–Sat between 19 and 26 Jun (25–26 Jun 2027) · Finland
Bonfires at cottages; cities empty, shops and restaurants closed on the Eve.
Crowds and prices
- Crowds · Finland overall
- Medium
- Prices · Finland overall
- Medium
Finland overall: White nights and Midsummer; lakes warming; mosquitoes in the north.
Compare two months
Weather, crowds and prices for any two months in Siilinjärvi, side by side.
Verdict
Jun: Great
Jul: Great
Daytime high
Jun: 20 °C (68 °F)68 °F (20 °C)
Jul: 22 °C (72 °F)72 °F (22 °C)
Night low
Jun: 9 °C (48 °F)48 °F (9 °C)
Jul: 12 °C (54 °F)54 °F (12 °C)
Rain days
Jun: 9
Jul: 9
Crowds
Jun: Medium
Jul: High
Prices
Jun: Medium
Jul: Medium
Festivals listed
Jun: 1
Jul: 0
June: Inside Siilinjärvi's best window: Jun–Aug (warm lake, long days).
July: 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 layer for the evenings