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Norway weather

Weather in Hamnøya for September 2025

Your guide to Hamnøya weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Hamnøya has been nearly identical to the historical average, with a temperature of 14.9 °C (showing only a slight deviation of 0.4 °C).

  • The forecast for the next days in Hamnøya predicts a temperature of 9 °C, which is cooler than the historical average.

  • In general, the average temperature in Hamnøya at the beginning of September is 14.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 7.4 °C by the end of September.

    • Rain 🌧️

  • Hamnøya in September brings notable rainfall, with an average of 20 rainy days and a total precipitation of 140.8 mm.

Average dry days
10
Dry days
Average rainy days
20
Rainy days
Average snowy days
0
Snow days
Average temperatures
11°/9°
Temperatures
Average wind speed
35 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Hamnøya Weather September

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

Temperatures trend during September in Hamnøya

See the weather trend as well as the moving average line

September weather in Hamnøya day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Partly cloudy
Partly cloudy
 14° /11° 0 mm 4
2 Sept. Partly cloudy
Partly cloudy
 15° /12° 2 mm 4
3 Sept. Patchy rain possible
Patchy rain possible
 15° /12° 4.2 mm 4
4 Sept. Light rain
Light rain
 15° /11° 2.1 mm 4
5 Sept. Patchy rain possible
Patchy rain possible
 13° /11° 0.4 mm 3
6 Sept. Patchy rain possible
Patchy rain possible
 14° /10° 0.8 mm 4
7 Sept. Light rain shower
Light rain shower
 14° /11° 0.4 mm 4
8 Sept. Patchy rain possible
Patchy rain possible
 16° /13° 0 mm 5
9 Sept. Light rain shower
Light rain shower
 15° /12° 4.7 mm 4
10 Sept. Light drizzle
Light drizzle
 15° /12° 2.3 mm 4
11 Sept. Cloudy
Cloudy
 16° /12° 0 mm 4
12 Sept. Patchy rain possible
Patchy rain possible
 16° /11° 3.2 mm 4
13 Sept. Light rain shower
Light rain shower
 13° /10° 7.3 mm 3
14 Sept. Light rain shower
Light rain shower
 13° /10° 2.1 mm 3
15 Sept. Patchy rain possible
Patchy rain possible
 12° /9° 0.2 mm 3
16 Sept. Moderate rain
Moderate rain
 13° /11° 5.9 mm 0.1
17 Sept. Moderate rain
Moderate rain
 11° /10° 6.7 mm 0.1
18 Sept. Patchy rain possible
Patchy rain possible
 10° /8° 0.3 mm 0.3
19 Sept. Patchy rain possible
Patchy rain possible
 13° /9° 2.4 mm 0.1
20 Sept. Patchy rain possible
Patchy rain possible
 11° /9° 4.4 mm 2
21 Sept. Patchy rain possible
Patchy rain possible
 10° /9° 0.9 mm 2
22 Sept. Patchy rain possible
Patchy rain possible
 7° /6° 3 mm 2
23 Sept. Patchy rain possible
Patchy rain possible
 8° /6° 0.4 mm 2
24 Sept. Patchy rain possible
Patchy rain possible
 7° /5° 0.7 mm 2
25 Sept. Patchy rain possible
Patchy rain possible
 6° /4° 2.2 mm 1
26 Sept. Patchy rain possible
Patchy rain possible
 8° /5° 2 mm 2
27 Sept. Patchy rain possible
Patchy rain possible
 8° /7° 1.1 mm 2
28 Sept. Patchy rain possible
Patchy rain possible
 8° /7° 0.6 mm 2
29 Sept. Patchy rain possible
Patchy rain possible
 6° /5° 0.9 mm 2
30 Sept. Light rain shower
Light rain shower
 9° /5° 25.9 mm 2
Next
Important Notice
Our weather forecast for Hamnøya 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 Hamnøya forecast closer to your planned date for the most up-to-date weather information.
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Hamnøya in September - FAQ

What are the expected maximum and minimum temperatures in Hamnøya during September?
During September, expect a variety of temperatures with highs around 11° and lows near 9°, suitable for diverse activities and preferences.
How much rainfall should be expected in Hamnøya during September?
Significant rainfall exceeding 140.8 mm is expected in Hamnøya during September, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Hamnøya during September?
The average wind speed in Hamnøya during September is 35 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Hamnøya

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

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Location coordinates Where is Hamnøya?

Get accurate weather forecasts for Hamnøya, located at latitude 67.946 and longitude 13.133. Stay updated with localized weather information tailored for Hamnøya.

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