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Oulunkaari (Kerälä)
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Weather in Oulunkaari for September 2025

Your guide to Oulunkaari weather in September - trends and predictions

    Snow Forecast ❄️

  • Snowfall in Oulunkaari during September is quite rare, with fewer than 2 snowy days on average.
    According to Oulunkaari snow forecast for September 2025, 2 snowy days are expected until the end of the month. The closest date with snow is Tuesday, 23 September.

    • Temperatures

  • Until now, September 2025 in Oulunkaari has been nearly identical to the historical average, with a temperature of 18.5 °C (showing only a slight deviation of -0.2 °C).

  • An exceptional deviation from the historical average is forecasted for next days of September 2025 in Oulunkaari with the forecasted temperature being 8.1 °C, much lower than usual.

  • In general, the average temperature in Oulunkaari at the beginning of September is 20.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 6.3 °C by the end of September.

    • Rain 🌧️

  • The climate of Oulunkaari in September is notably wet, with an average of 14 rainy days, and a total of 70.2 mm of precipitation.

Average dry days
16
Dry days
Average rainy days
14
Rainy days
Average snowy days
0
Snow days
Average temperatures
15°/8°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
81 %
Avg humidity

Oulunkaari Weather September

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

Temperatures trend during September in Oulunkaari

See the weather trend as well as the moving average line

September weather in Oulunkaari day by day

Click on a date for more information
August October
Date Weather Temperatures Rain Snow More
1 Sept. Patchy rain possible
Patchy rain possible
 18° /10° 0.3 mm 0 cm
2 Sept. Fog
Fog
 20° /9° 0 mm 0 cm
3 Sept. Light rain shower
Light rain shower
 18° /12° 1.3 mm 0 cm
4 Sept. Mist
Mist
 20° /12° 0.5 mm 0 cm
5 Sept. Mist
Mist
 22° /12° 0.2 mm 0 cm
6 Sept. Mist
Mist
 23° /12° 0 mm 0 cm
7 Sept. Sunny
Sunny
 20° /13° 0 mm 0 cm
8 Sept. Sunny
Sunny
 19° /12° 5.8 mm 0 cm
9 Sept. Partly cloudy
Partly cloudy
 20° /12° 1.1 mm 0 cm
10 Sept. Sunny
Sunny
 21° /12° 0.1 mm 0 cm
11 Sept. Light rain shower
Light rain shower
 19° /12° 0.8 mm 0 cm
12 Sept. Light rain shower
Light rain shower
 20° /11° 0.5 mm 0 cm
13 Sept. Moderate rain
Moderate rain
 16° /11° 10.3 mm 0 cm
14 Sept. Light rain
Light rain
 13° /8° 3.9 mm 0 cm
15 Sept. Light drizzle
Light drizzle
 11° /6° 6.1 mm 0 cm
16 Sept. Mist
Mist
 13° /3° 0 mm 0 cm
17 Sept. Patchy rain possible
Patchy rain possible
 13° /10° 2.9 mm 0 cm
18 Sept. Patchy rain possible
Patchy rain possible
 11° /8° 3.4 mm 0 cm
19 Sept. Patchy rain possible
Patchy rain possible
 10° /6° 0.7 mm 0 cm
20 Sept. Patchy rain possible
Patchy rain possible
 13° /7° 2.9 mm 0 cm
21 Sept. Patchy rain possible
Patchy rain possible
 10° /4° 1.8 mm 0 cm
22 Sept. Patchy rain possible
Patchy rain possible
 8° /4° 0.5 mm 0 cm
23 Sept. Patchy rain possible
Patchy rain possible
 5° /3° 0.1 mm 0 cm
24 Sept. Patchy rain possible
Patchy rain possible
 5° /0° 0.2 mm 0.1 cm
25 Sept. Patchy rain possible
Patchy rain possible
 6° /-1° 0.7 mm 0 cm
26 Sept. Patchy rain possible
Patchy rain possible
 8° /3° 0.5 mm 0 cm
27 Sept. Overcast
Overcast
 4° /-1° 0 mm 0 cm
28 Sept. Patchy rain possible
Patchy rain possible
 6° /-2° 0.5 mm 0 cm
29 Sept. Mist
Mist
 6° /3° 0 mm 0 cm
30 Sept. Patchy rain possible
Patchy rain possible
 9° /6° 0.2 mm 0 cm
Next
Important Notice
Our weather forecast for Oulunkaari 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 Oulunkaari forecast closer to your planned date for the most up-to-date weather information.
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Oulunkaari in September - FAQ

What are the expected maximum and minimum temperatures in Oulunkaari during September?
During September, expect a variety of temperatures with highs around 15° and lows near 8°, suitable for diverse activities and preferences.
How much rainfall should be expected in Oulunkaari during September?
Moderate rainfall is anticipated in Oulunkaari during September, with a total of 70.2 mm spread over approximately 14 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Oulunkaari during September?
The average wind speed in Oulunkaari during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

Oulunkaari snow forecast September 2025

Track daily snowfall levels and discover Oulunkaari’s snowy potential this September ❄️

September rainfall patterns in Oulunkaari

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

UV exposure in Oulunkaari during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Location coordinates Where is Oulunkaari?

Get accurate weather forecasts for Oulunkaari, located at latitude 65.367 and longitude 26.9. Stay updated with localized weather information tailored for Oulunkaari.

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