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Weather in Svalbard for September 2026

Your guide to Svalbard weather in September - trends and predictions

    Snow Forecast ❄️

  • Svalbard typically experiences moderate snowfall in September, with an average of 10 snowy days.
    According to Svalbard snow forecast for September 2026, 4 snowy days are expected at the beginning of September. The first snowfall for September is expected in Tuesday, 1 September.

    • Temperatures

  • The forecast for the first days of September 2026 in Svalbard predicts a temperature of 3.1 °C, which is slightly above the historical average.

  • In general, the average temperature in Svalbard at the beginning of September is 2.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of -0.9 °C by the end of September.

Average dry days
11
Dry days
Average rainy days
9
Rainy days
Average snowy days
10
Snow days
Average temperatures
2°/0°
Temperatures
Average wind speed
14 km/h
Avg max wind
Average humidity
84 %
Avg humidity

Svalbard Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Moderate or heavy snow showers
3°
2
Overcast
3°
3
Overcast
4°
4
Light snow showers
2°
5
Cloudy
1°
6
Overcast
1°
7
Light freezing rain
3°
8
Moderate or heavy snow showers
4°
9
Overcast
6°
10
Light snow showers
4°
11
Moderate or heavy snow showers
3°
12
Partly cloudy
4°
13
Patchy rain possible
3°
14
Overcast
3°
15
Overcast
3°
16
Moderate or heavy snow showers
2°
17
Light snow showers
1°
18
Partly cloudy
1°
19
Partly cloudy
0°
20
Overcast
-1°
21
Light freezing rain
-1°
22
Light freezing rain
-2°
23
Sunny
-2°
24
Moderate snow
-2°
25
Partly cloudy
-4°
26
Sunny
-1°
27
Partly cloudy
-1°
28
Moderate snow
2°
29
Heavy snow
1°
30
Partly cloudy
-1°

Temperatures trend during September in Svalbard

See the weather trend as well as the moving average line

September weather in Svalbard day by day

Click on a date for more information
August October
Date Weather Temperatures Rain Snow More
1 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
 3° /1° 2.2 mm 1.4 cm
2 Sept. Overcast
Overcast
 3° /1° 6 mm 0 cm
3 Sept. Overcast
Overcast
 4° /2° 1.6 mm 0 cm
4 Sept. Light snow showers
Light snow showers
 2° /1° 2.5 mm 1.6 cm
5 Sept. Cloudy
Cloudy
 1° /1° 1.9 mm 1.4 cm
6 Sept. Overcast
Overcast
 1° /-1° 0.6 mm 0.4 cm
7 Sept. Light freezing rain
Light freezing rain
 3° /1° 3.6 mm 0.1 cm
8 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
 4° /2° 2.9 mm 0.6 cm
9 Sept. Overcast
Overcast
 6° /3° 0.1 mm 0 cm
10 Sept. Light snow showers
Light snow showers
 4° /2° 1.8 mm 0.3 cm
11 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
 3° /1° 1 mm 0.8 cm
12 Sept. Partly cloudy
Partly cloudy
 4° /1° 0.2 mm 0 cm
13 Sept. Patchy rain possible
Patchy rain possible
 3° /1° 1.1 mm 0 cm
14 Sept. Overcast
Overcast
 3° /1° 1.6 mm 0 cm
15 Sept. Overcast
Overcast
 3° /1° 1.9 mm 0 cm
16 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
 2° /0° 1.9 mm 0.8 cm
17 Sept. Light snow showers
Light snow showers
 1° /-2° 0.2 mm 0.1 cm
18 Sept. Partly cloudy
Partly cloudy
 1° /-2° 0.1 mm 0 cm
19 Sept. Partly cloudy
Partly cloudy
 0° /-4° 0.4 mm 0 cm
20 Sept. Overcast
Overcast
 -1° /-5° 0 mm 0 cm
21 Sept. Light freezing rain
Light freezing rain
 -1° /-4° 0.3 mm 0.2 cm
22 Sept. Light freezing rain
Light freezing rain
 -2° /-5° 0.1 mm 0 cm
23 Sept. Sunny
Sunny
 -2° /-5° 0 mm 0 cm
24 Sept. Moderate snow
Moderate snow
 -2° /-5° 1.3 mm 1 cm
25 Sept. Partly cloudy
Partly cloudy
 -4° /-6° 0 mm 0 cm
26 Sept. Sunny
Sunny
 -1° /-5° 1.3 mm 0.2 cm
27 Sept. Partly cloudy
Partly cloudy
 -1° /-4° 1.7 mm 0 cm
28 Sept. Moderate snow
Moderate snow
 2° /-4° 7.2 mm 0.6 cm
29 Sept. Heavy snow
Heavy snow
 1° /-1° 2.8 mm 2.2 cm
30 Sept. Partly cloudy
Partly cloudy
 -1° /-4° 1.1 mm 0.9 cm
Next
Important Notice
Our weather forecast for Svalbard 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 Svalbard forecast closer to your planned date for the most up-to-date weather information.
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Svalbard in September - FAQ

What are the expected maximum and minimum temperatures in Svalbard during September?
Brace for cold days with temperatures not exceeding 2° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.

How much rainfall should be expected in Svalbard during September?
In September, Svalbard can expect light to moderate rainfall, totaling 44.2 mm across approximately 9 days. Occasional showers are possible, and planning ahead for them could be helpful.

Will it snow in Svalbard in September 2026?
Svalbard experiences an average snowfall of 7.7 cm during September, occurring over 10 days.

What are the typical wind conditions in Svalbard during September?
The average wind speed in Svalbard during September is 14 km/h, suggesting breezy to windy conditions, depending on your activities.

Svalbard snow forecast September 2026

Track daily snowfall levels and discover Svalbard’s snowy potential this September ❄️
On average, Svalbard sees 10 snowy days during September, with approximately 7.7 cm of total snowfall.

September rainfall patterns in Svalbard

Explore the daily rainfall trends and prepare for Svalbards September weather 💧
Typically, Svalbard has 9 rainy days in September with a total of 44.2 mm of rainfall.
Provinces in Svalbard
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Spitsbergen
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Longyearbyen
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Location coordinates Where is Svalbard?

Get accurate weather forecasts for Svalbard, located at latitude 78.223 and longitude 15.647. Stay updated with localized weather information tailored for Svalbard.

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