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Weather in Lappajärvi for September 2026

Your guide to Lappajärvi weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Lappajärvi at the beginning of September is 21.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 12.3 °C by the end of September.

    • Rain 🌧️

  • The climate of Lappajärvi in September is notably wet, with an average of 12 rainy days, and a total of 65 mm of precipitation.

Average dry days
18
Dry days
Average rainy days
12
Rainy days
Average snowy days
0
Snow days
Average temperatures
16°/8°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Lappajärvi Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Patchy rain possible
19°
2
Patchy rain possible
20°
3
Patchy rain possible
18°
4
Sunny
23°
5
Overcast
24°
6
Sunny
25°
7
Sunny
23°
8
Patchy rain possible
22°
9
Partly cloudy
22°
10
Overcast
21°
11
Heavy rain at times
21°
12
Heavy rain at times
17°
13
Overcast
17°
14
Patchy rain possible
15°
15
Patchy rain possible
14°
16
Sunny
17°
17
Patchy rain possible
15°
18
Partly cloudy
16°
19
Sunny
18°
20
Overcast
15°
21
Cloudy
13°
22
Overcast
11°
23
Moderate or heavy rain shower
10°
24
Moderate or heavy rain shower
13°
25
Moderate rain at times
15°
26
Patchy rain possible
13°
27
Moderate or heavy rain shower
13°
28
Patchy rain possible
12°
29
Sunny
10°
30
Partly cloudy
10°

Temperatures trend during September in Lappajärvi

See the weather trend as well as the moving average line

September weather in Lappajärvi day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Patchy rain possible
Patchy rain possible
 19° /10° 2.2 mm 5
2 Sept. Patchy rain possible
Patchy rain possible
 20° /9° 0.3 mm 5
3 Sept. Patchy rain possible
Patchy rain possible
 18° /11° 5.4 mm 4
4 Sept. Sunny
Sunny
 23° /11° 0 mm 6
5 Sept. Overcast
Overcast
 24° /13° 0.1 mm 6
6 Sept. Sunny
Sunny
 25° /13° 0 mm 6
7 Sept. Sunny
Sunny
 23° /12° 6.4 mm 6
8 Sept. Patchy rain possible
Patchy rain possible
 22° /12° 1.3 mm 5
9 Sept. Partly cloudy
Partly cloudy
 22° /13° 3.9 mm 6
10 Sept. Overcast
Overcast
 21° /14° 0.6 mm 5
11 Sept. Heavy rain at times
Heavy rain at times
 21° /12° 3.5 mm 5
12 Sept. Heavy rain at times
Heavy rain at times
 17° /12° 3.2 mm 4
13 Sept. Overcast
Overcast
 17° /10° 0.4 mm 4
14 Sept. Patchy rain possible
Patchy rain possible
 15° /9° 1.6 mm 4
15 Sept. Patchy rain possible
Patchy rain possible
 14° /8° 6.7 mm 4
16 Sept. Sunny
Sunny
 17° /7° 3.2 mm 5
17 Sept. Patchy rain possible
Patchy rain possible
 15° /9° 7.6 mm 4
18 Sept. Partly cloudy
Partly cloudy
 16° /8° 0 mm 5
19 Sept. Sunny
Sunny
 18° /7° 0 mm 5
20 Sept. Overcast
Overcast
 15° /7° 0.2 mm 4
21 Sept. Cloudy
Cloudy
 13° /6° 2.2 mm 4
22 Sept. Overcast
Overcast
 11° /4° 4.1 mm 3
23 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 10° /4° 11 mm 3
24 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 13° /5° 1.3 mm 4
25 Sept. Moderate rain at times
Moderate rain at times
 15° /8° 0.8 mm 4
26 Sept. Patchy rain possible
Patchy rain possible
 13° /6° 0.4 mm 3
27 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 13° /6° 7.9 mm 4
28 Sept. Patchy rain possible
Patchy rain possible
 12° /4° 0.4 mm 3
29 Sept. Sunny
Sunny
 10° /2° 0 mm 3
30 Sept. Partly cloudy
Partly cloudy
 10° /2° 0 mm 4
Next
Important Notice
Our weather forecast for Lappajärvi in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Lappajärvi forecast closer to your planned date for the most up-to-date weather information.
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Lappajärvi in September - FAQ

What are the expected maximum and minimum temperatures in Lappajärvi during September?
Enjoy moderate daytime temperatures of up to 16° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Lappajärvi during September?
Moderate rainfall is anticipated in Lappajärvi during September, with a total of 65 mm spread over approximately 12 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Lappajärvi during September?
The average wind speed in Lappajärvi during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Lappajärvi

Explore the daily rainfall trends and prepare for Lappajärvis September weather 💧

UV exposure in Lappajärvi during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

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Location coordinates Where is Lappajärvi?

Get accurate weather forecasts for Lappajärvi, located at latitude 63.2 and longitude 23.633. Stay updated with localized weather information tailored for Lappajärvi.

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