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Weather in Geilo for September 2026

Your guide to Geilo weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Geilo at the beginning of September is 14.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 7.4 °C by the end of September.

    • Rain 🌧️

  • Geilo in September brings notable rainfall, with an average of 17 rainy days and a total precipitation of 93.4 mm.

Average dry days
13
Dry days
Average rainy days
17
Rainy days
Average snowy days
0
Snow days
Average temperatures
11°/3°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
79 %
Avg humidity

Geilo Weather September

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

Temperatures trend during September in Geilo

See the weather trend as well as the moving average line

September weather in Geilo day by day

Click on a date for more information
August October
Date Weather Temperatures Rain Snow More
1 Sept. Sunny
Sunny
 14° /6° 6.3 mm 0 cm
2 Sept. Patchy rain possible
Patchy rain possible
 13° /5° 1.5 mm 0 cm
3 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 13° /5° 7.5 mm 0 cm
4 Sept. Heavy rain at times
Heavy rain at times
 14° /7° 7.2 mm 0 cm
5 Sept. Overcast
Overcast
 15° /7° 0.9 mm 0 cm
6 Sept. Cloudy
Cloudy
 18° /5° 1.4 mm 0 cm
7 Sept. Overcast
Overcast
 17° /5° 0 mm 0 cm
8 Sept. Heavy rain at times
Heavy rain at times
 15° /5° 2.1 mm 0 cm
9 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 13° /5° 8.9 mm 0 cm
10 Sept. Patchy rain possible
Patchy rain possible
 11° /3° 5.5 mm 0 cm
11 Sept. Heavy rain at times
Heavy rain at times
 9° /3° 6.2 mm 0 cm
12 Sept. Moderate rain at times
Moderate rain at times
 8° /0° 3.5 mm 0 cm
13 Sept. Partly cloudy
Partly cloudy
 8° /-1° 1.2 mm 0 cm
14 Sept. Sunny
Sunny
 9° /0° 2 mm 0 cm
15 Sept. Overcast
Overcast
 10° /2° 4.1 mm 0 cm
16 Sept. Heavy rain at times
Heavy rain at times
 10° /2° 4.5 mm 0 cm
17 Sept. Cloudy
Cloudy
 13° /2° 0 mm 0 cm
18 Sept. Sunny
Sunny
 14° /3° 0 mm 0 cm
19 Sept. Sunny
Sunny
 16° /5° 0.1 mm 0 cm
20 Sept. Sunny
Sunny
 14° /4° 0.4 mm 0 cm
21 Sept. Partly cloudy
Partly cloudy
 12° /4° 5.6 mm 0 cm
22 Sept. Sunny
Sunny
 10° /2° 0.1 mm 0.1 cm
23 Sept. Sunny
Sunny
 10° /1° 0 mm 0 cm
24 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 9° /2° 6.2 mm 0 cm
25 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 10° /0° 17.3 mm 0 cm
26 Sept. Patchy rain possible
Patchy rain possible
 10° /0° 0.1 mm 0 cm
27 Sept. Cloudy
Cloudy
 7° /-1° 0 mm 0 cm
28 Sept. Overcast
Overcast
 6° /-1° 0 mm 0 cm
29 Sept. Partly cloudy
Partly cloudy
 4° /-2° 0.3 mm 0 cm
30 Sept. Patchy rain possible
Patchy rain possible
 6° /0° 0.6 mm 0 cm
Next
Important Notice
Our weather forecast for Geilo 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 Geilo forecast closer to your planned date for the most up-to-date weather information.
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Geilo in September - FAQ

What are the expected maximum and minimum temperatures in Geilo during September?
Prepare for cooler days with highs just around 11° and colder nights, dipping below 3°.

How much rainfall should be expected in Geilo during September?
Moderate rainfall is anticipated in Geilo during September, with a total of 93.4 mm spread over approximately 17 days. Considering plans for rainy days is advisable.

Will it snow in Geilo in September 2026?
Geilo typically sees 0.07 cm of snowfall during September.

What are the typical wind conditions in Geilo during September?
The average wind speed in Geilo during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.

Geilo snow forecast September 2026

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

September rainfall patterns in Geilo

Explore the daily rainfall trends and prepare for Geilos September weather 💧
Typically, Geilo has 17 rainy days in September with a total of 93.4 mm of rainfall.

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Location coordinates Where is Geilo?

Get accurate weather forecasts for Geilo, located at latitude 60.534 and longitude 8.205. Stay updated with localized weather information tailored for Geilo.

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