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.
Seinäjoki Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Seinäjoki.
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Climate overview of Seinäjoki
Temperatures in Seinäjoki, Western Finland, Finland, vary greatly throughout the year. July is the hottest month at 22°C (72°F), while January is the coldest at -2°C (28°F).
Annual rain/snowfall is moderate at around 678 mm (27 in), with July being the wettest month. The city also has a distinct dry season from February to March, with warm summers and very cold winters. The sunniest month is June, with 10.2 hours of sunshine per day on average.
Seinäjoki Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Seinäjoki - and find the best time to visit.
Monthly Temperature in Seinäjoki
The climate in Seinäjoki is known for significant temperature differences throughout the year, making the weather dynamic. Average daytime temperatures reach a comfortable 22°C (72°F) in July. In January, the coolest month of the year, temperatures drop to a very cold -2°C (28°F).
At night, temperatures range from around 12°C (54°F) in July to -10°C (14°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Seinäjoki
Generally, Seinäjoki receives mid-range precipitation levels, with 678 mm (27 in) annually. Seinäjoki can be quite wet during July, receiving approximately 91 mm (3.6 in) of precipitation over 14 rainy days.
In contrast, during the driest month (March), you will experience much drier conditions, with 35 mm (1.4 in) of precipitation spread across 15 snowy/rainy days. For more details, please visit our Seinäjoki 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 Seinäjoki
Seinäjoki can be enjoyed more throughout the sunniest month of June under a blue sky, with approximately 10.2 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 0.6 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Vaasa, Finland (70 KM, 43 Miles).
Daily hours of sunshine
Data from: Vaasa, Finland (70 KM, 43 Miles).
Best Time to Visit Seinäjoki
The most comfortable overall weather for exploring Seinäjoki 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
- Most sunshine: June
- Fewest rainy days: April, May, June and July
- Seasonal pattern: A distinct dry season from February to March, with warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -10°C (14°F).
Frequently asked questions about the climate in Seinäjoki
What is the best time to visit Seinäjoki?
June, July and August typically offer the most optimal weather in Seinäjoki. In contrast, January, February, March, April, October, November and December tend to have less optimal conditions. Seinäjoki has a distinct dry season from February to March, with warm summers and very cold winters.
What temperatures can I expect in Seinäjoki?
Daytime highs range from -2°C (28°F) in January to 22°C (72°F) in July. Nighttime lows range from -10°C (14°F) to 12°C (54°F). Temperatures vary considerably through the year.
How much rain does Seinäjoki get?
Annual rainfall is around 678 mm (27 in). July is the wettest month with 91 mm (3.6 in), while March is the driest with 35 mm (1.4 in).
How sunny is Seinäjoki?
Seinäjoki receives around 1,781 hours of sunshine per year. June is the sunniest month with 305 hours, while December is the cloudiest with just 19 hours.
Seinäjoki 3-Day Forecast
Seinäjoki on the map
Seinäjoki is highlighted - select any city to see its climate.
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