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.
Hämeenlinna Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Hämeenlinna.
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Climate overview of Hämeenlinna
Temperatures in Hämeenlinna, Southern Finland, Finland, vary greatly throughout the year. July is the hottest month at 23°C (73°F), while February is the coldest at -2°C (28°F).
With around 699 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 warm summers and very cold winters. June is the sunniest month, averaging 9.2 hours of sunshine per day.
Hämeenlinna Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Hämeenlinna - and find the best time to visit.
Monthly Temperature in Hämeenlinna
The climate in Hämeenlinna is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a comfortable 23°C (73°F) in July to a very cold -2°C (28°F) in the coolest month, February.
Nights vary from 13°C (55°F) in July to around -9°C (16°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Hämeenlinna
Generally, Hämeenlinna receives mid-range precipitation levels, with 699 mm (28 in) annually. The climate in Hämeenlinna shows significant variation throughout the year. Expect moderate rainfall in July, the wettest month, with an average of 87 mm (3.4 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 15 snowy/rainy days. For more details, please visit our Hämeenlinna Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Hämeenlinna
For those who appreciate different seasons, Hämeenlinna serves as an ideal destination. Expect longer, more sun-filled days in June with an average of 9.2 hours of sunshine daily, and embrace the darker days in December, offering only 0.9 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Jokioinen, Finland (55 KM, 34 Miles).
Daily hours of sunshine
Data from: Jokioinen, Finland (55 KM, 34 Miles).
Best Time to Visit Hämeenlinna
For comfortable weather, consider visiting Hämeenlinna in June, July and August. Conditions are usually least favourable 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 and August
- Most sunshine: June
- Fewest rainy days: April, May and June
- Seasonal pattern: Warm summers and very cold winters
- Coldest conditions: February, with freezing nights around -9°C (16°F).
Frequently asked questions about the climate in Hämeenlinna
What is the best time to visit Hämeenlinna?
June, July and August typically offer the most optimal weather in Hämeenlinna. In contrast, January, February, March, April, October, November and December tend to have less optimal conditions. Hämeenlinna has warm summers and very cold winters.
What temperatures can I expect in Hämeenlinna?
Daytime highs range from -2°C (28°F) in February to 23°C (73°F) in July. Nighttime lows range from -9°C (16°F) to 13°C (55°F). Temperatures vary considerably through the year.
How much rain does Hämeenlinna get?
Annual rainfall is around 699 mm (28 in). July is the wettest month with 87 mm (3.4 in), while March is the driest with 38 mm (1.5 in).
How sunny is Hämeenlinna?
Hämeenlinna receives around 1,662 hours of sunshine per year. June is the sunniest month with 276 hours, while December is the cloudiest with just 27 hours.
Hämeenlinna 3-Day Forecast
Hämeenlinna on the map
Hämeenlinna is highlighted - select any city to see its climate.
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