When to go · Mäntsälä
Mäntsälä, month by month
The best months for Mäntsälä: May, Jun, Jul, Aug, Sep. Months to avoid: Jan, Feb.
Month by month
- JanuaryAvoidListed as a month to avoid: Jan–Feb (snowy, limited daylight).0 °C (32 °F) / -5 °C (23 °F), 5 rain days32 °F (0 °C) / 23 °F (-5 °C), 5 rain daysCrowds: Medium
- FebruaryAvoidListed as a month to avoid: Jan–Feb (snowy, limited daylight).0 °C (32 °F) / -5 °C (23 °F), 5 rain days32 °F (0 °C) / 23 °F (-5 °C), 5 rain daysCrowds: Medium
- MarchGoodOutside the best window (May–Sep). Across Finland: Bright snow, auroras until late March, ski touring; Easter falls in late March 2027.3 °C (37 °F) / -2 °C (28 °F), 7 rain days37 °F (3 °C) / 28 °F (-2 °C), 7 rain daysCrowds: Medium
- AprilMixedOutside the best window (May–Sep). Across Finland: Thaw and slush in the south; spring skiing in the north.9 °C (48 °F) / 2 °C (36 °F), 9 rain days48 °F (9 °C) / 36 °F (2 °C), 9 rain daysCrowds: Low
- MayGreatInside Mäntsälä's best window: May–Sep.15 °C (59 °F) / 7 °C (45 °F), 10 rain days59 °F (15 °C) / 45 °F (7 °C), 10 rain daysCrowds: Low
- JuneGreatInside Mäntsälä's best window: May–Sep.20 °C (68 °F) / 12 °C (54 °F), 11 rain days68 °F (20 °C) / 54 °F (12 °C), 11 rain daysCrowds: Medium · 1 festival or holiday
- JulyGreatInside Mäntsälä's best window: May–Sep.22 °C (72 °F) / 14 °C (57 °F), 12 rain days72 °F (22 °C) / 57 °F (14 °C), 12 rain daysCrowds: High
- AugustGreatInside Mäntsälä's best window: May–Sep.21 °C (70 °F) / 13 °C (55 °F), 11 rain days70 °F (21 °C) / 55 °F (13 °C), 11 rain daysCrowds: Medium
- SeptemberGreatInside Mäntsälä's best window: May–Sep.16 °C (61 °F) / 9 °C (48 °F), 9 rain days61 °F (16 °C) / 48 °F (9 °C), 9 rain daysCrowds: Medium
- OctoberMixedOutside the best window (May–Sep). Across Finland: Grey and wet; museums and saunas; auroras in the north on clear nights.10 °C (50 °F) / 4 °C (39 °F), 8 rain days50 °F (10 °C) / 39 °F (4 °C), 8 rain daysCrowds: Low
- NovemberMixedOutside the best window (May–Sep). Across Finland: Darkest before snow; Lapland winter season starts at month's end.5 °C (41 °F) / 0 °C (32 °F), 6 rain days41 °F (5 °C) / 32 °F (0 °C), 6 rain daysCrowds: Low
- DecemberGoodOutside the best window (May–Sep). Across Finland: Rovaniemi's Christmas peak, polar night in the north; Helsinki Christmas market; closures 24–26 Dec.1 °C (34 °F) / -3 °C (27 °F), 5 rain days34 °F (1 °C) / 27 °F (-3 °C), 5 rain daysCrowds: High · 1 festival or holiday
Compare two months
Weather, crowds and prices for any two months in Mäntsälä, side by side.
Verdict
May: Great
Jun: Great
Daytime high
May: 15 °C (59 °F)59 °F (15 °C)
Jun: 20 °C (68 °F)68 °F (20 °C)
Night low
May: 7 °C (45 °F)45 °F (7 °C)
Jun: 12 °C (54 °F)54 °F (12 °C)
Rain days
May: 10 (better)
Jun: 11
Crowds
May: Low
Jun: Medium
Prices
May: Medium
Jun: Medium
Festivals listed
May: 0
Jun: 1
May: Inside Mäntsälä's best window: May–Sep.
June: Inside Mäntsälä's best window: May–Sep.
Mäntsälä: figures are long-term averages from this guide, not a forecast.