Air Guitar World Championship Finland
This is something you might want to add to your bucket list. August is also the perfect time to visit Finland. The days are long and the temperature is amazing.
Jämsä Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Jämsä.
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Climate overview of Jämsä
Jämsä, Central Finland region (Keski-Suomi), Finland, sees big temperature differences between seasons, with July peaking at 23°C (73°F) and February dropping to -3°C (27°F).
With around 714 mm (28 in) of annual rain/snowfall, the city has moderate precipitation levels. July is the wettest month and March the driest. It also has a distinct dry season from March to April, with warm summers and very cold winters.
Jämsä Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Jämsä - and find the best time to visit.
Monthly Temperature in Jämsä
Visitors to Jämsä can expect significant temperature changes throughout the year. Typically, average maximum daytime temperatures range from a comfortable 23°C (73°F) in July to a very cold -3°C (27°F) in the coolest month, February.
Nights vary from 13°C (55°F) in July to around -10°C (14°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Jämsä
Generally, Jämsä experiences moderate precipitation patterns, averaging 714 mm (28 in) yearly. The climate in Jämsä shows significant variation throughout the year. Expect moderate rainfall in July, the wettest month, with an average of 89 mm (3.5 in) of precipitation over 15 rainy days.
In contrast, the driest month March offers drier and sunnier days, with around 38 mm (1.5 in) of snow/rainfall over 16 snowy/rainy days. For more details, please visit our Jämsä Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Jämsä
The most comfortable overall weather for exploring Jämsä is usually found in June, July and August. Conditions are generally least comfortable in January, February, March, April, October, November and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
very cold
Feb
very cold
Mar
cold
Apr
cold
May
good
Jun
excellent
Jul
excellent
Aug
excellent
Sep
good
Oct
cold
Nov
cold
Dec
cold
- Best overall: June, July and August
- Warmest weather: July
- Fewest rainy days: April, May and June
- Seasonal pattern: A distinct dry season from March to April, with warm summers and very cold winters
- Coldest conditions: February, with freezing nights around -10°C (14°F).
Frequently asked questions about the climate in Jämsä
What is the best time to visit Jämsä?
June, July and August typically offer the most optimal weather in Jämsä. In contrast, January, February, March, April, October, November and December tend to have less optimal conditions. Jämsä has a distinct dry season from March to April, with warm summers and very cold winters.
What temperatures can I expect in Jämsä?
Daytime highs range from -3°C (27°F) in February to 23°C (73°F) in July. Nighttime lows range from -10°C (14°F) to 13°C (55°F). Temperatures vary considerably through the year.
How much rain does Jämsä get?
Annual rainfall is around 714 mm (28 in). July is the wettest month with 89 mm (3.5 in), while March is the driest with 38 mm (1.5 in).
Jämsä 3-Day Forecast
Jämsä on the map
Jämsä is highlighted - select any city to see its climate.
Popular in September
Where to go in September - average daytime high across popular destinations.
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