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Weather in Hammerfest for September 2026

Your guide to Hammerfest weather in September - trends and predictions

    Official Weather Alert ⚠️

  • Gale - See hour by hour.

    • Snow Forecast ❄️

  • Snowfall in Hammerfest during September is quite rare, with fewer than 2 snowy days on average.
    According to Hammerfest snow forecast for September 2026, no snow is expected in the next 2 weeks.

    • Temperatures

  • Until now, September 2026 in Hammerfest is cooler than usual, with temperatures averaging 9.5 °C, this is 3.5 °C below the typical seasonal average.

  • Expect cooler weather in the next days in Hammerfest with the forecast suggesting a temperature of 10.6 °C, lower than the historical average.

  • In general, the average temperature in Hammerfest at the beginning of September is 12.4 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 9.4 °C by the end of September.

    • Rain 🌧️

  • The climate of Hammerfest in September is notably wet, with an average of 15 rainy days, and a total of 99.4 mm of precipitation.

Average dry days
14
Dry days
Average rainy days
15
Rainy days
Average snowy days
1
Snow days
Average temperatures
11°/8°
Temperatures
Average wind speed
32 km/h
Avg max wind
Average humidity
78 %
Avg humidity

Hammerfest Weather September

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

Temperatures trend during September in Hammerfest

See the weather trend as well as the moving average line

September weather in Hammerfest day by day

Click on a date for more information
August October
Date Weather Temperatures Rain Snow More
1 Sept. Overcast
Overcast
 12° /9° 3.2 mm 0 cm
2 Sept. Light rain shower
Light rain shower
 13° /9° 7.2 mm 0 cm
3 Sept. Patchy rain possible
Patchy rain possible
 15° /10° 0.8 mm 0 cm
4 Sept. Overcast
Overcast
 13° /9° 4.2 mm 0 cm
5 Sept. Patchy rain possible
Patchy rain possible
 11° /8° 5.9 mm 0 cm
6 Sept. Patchy rain possible
Patchy rain possible
 11° /7° 2.7 mm 0 cm
7 Sept. Sunny
Sunny
 12° /7° 1.9 mm 0 cm
8 Sept. Light rain
Light rain
 14° /8° 3.6 mm 0 cm
9 Sept. Light rain shower
Light rain shower
 14° /10° 3.6 mm 0 cm
10 Sept. Moderate rain
Moderate rain
 14° /11° 3.8 mm 0 cm
11 Sept. Light drizzle
Light drizzle
 14° /9° 1.2 mm 0 cm
12 Sept. Overcast
Overcast
 14° /9° 0 mm 0 cm
13 Sept. Overcast
Overcast
 11° /7° 9 mm 0 cm
14 Sept. Patchy rain possible
Patchy rain possible
 9° /8° 2.7 mm 0 cm
15 Sept. Overcast
Overcast
 11° /6° 0 mm 0 cm
16 Sept. Patchy rain possible
Patchy rain possible
 11° /9° 1.3 mm 0 cm
17 Sept. Patchy rain possible
Patchy rain possible
 10° /9° 1.4 mm 0 cm
18 Sept. Sunny
Sunny
 13° /9° 0 mm 0 cm
19 Sept. Sunny
Sunny
 12° /9° 0 mm 0 cm
20 Sept. Overcast
Overcast
 12° /10° 2.4 mm 0 cm
21 Sept. Patchy rain possible
Patchy rain possible
 12° /9° 5.8 mm 0 cm
22 Sept. Patchy rain possible
Patchy rain possible
 10° /9° 0.1 mm 0 cm
23 Sept. Patchy rain possible
Patchy rain possible
 9° /8° 0.6 mm 0 cm
24 Sept. Cloudy
Cloudy
 10° /8° 0.2 mm 0 cm
25 Sept. Patchy rain possible
Patchy rain possible
 9° /8° 3.5 mm 0 cm
26 Sept. Overcast
Overcast
 10° /7° 0.1 mm 0 cm
27 Sept. Patchy rain possible
Patchy rain possible
 10° /6° 0.7 mm 0 cm
28 Sept. Light drizzle
Light drizzle
 10° /6° 3.1 mm 0 cm
29 Sept. Patchy rain possible
Patchy rain possible
 9° /6° 2.3 mm 0.1 cm
30 Sept. Light drizzle
Light drizzle
 8° /6° 2.7 mm 0 cm
Next
Important Notice
Our weather forecast for Hammerfest 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 Hammerfest forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Hammerfest in September - FAQ

What are the expected maximum and minimum temperatures in Hammerfest during September?
During September, expect a variety of temperatures with highs around 11° and lows near 8°, suitable for diverse activities and preferences.

How much rainfall should be expected in Hammerfest during September?
Moderate rainfall is anticipated in Hammerfest during September, with a total of 99.4 mm spread over approximately 15 days. Considering plans for rainy days is advisable.

Will it snow in Hammerfest in September 2026?
Hammerfest typically sees 0.2 cm of snowfall during September.

What are the typical wind conditions in Hammerfest during September?
The average wind speed in Hammerfest during September is 32 km/h, suggesting breezy to windy conditions, depending on your activities.

Hammerfest snow forecast September 2026

Track daily snowfall levels and discover Hammerfest’s snowy potential this September ❄️
On average, Hammerfest sees 1 snowy days during September, with approximately 0.2 cm of total snowfall.

September rainfall patterns in Hammerfest

Explore the daily rainfall trends and prepare for Hammerfests September weather 💧
Typically, Hammerfest has 15 rainy days in September with a total of 99.4 mm of rainfall.

Quick links

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Location coordinates Where is Hammerfest?

Get accurate weather forecasts for Hammerfest, located at latitude 70.663 and longitude 23.681. Stay updated with localized weather information tailored for Hammerfest.

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