When to go · Longyearbyen
Longyearbyen in September
Good month. Outside the best window (Mar–May (snow, auroras, snowmobile season) and Jun–Aug (midnight sun, boat trips)). Across Norway: Autumn colours, fewer crowds, first auroras in the north; fjord boats cut to winter timetables late in the month.
Key facts
- Verdict
- Good
- Temperature
- 4°C (39°F)39°F (4°C) / 0°C (32°F)32°F (0°C)
- average high / low
- Rain days
- 26
- Crowds
- Medium
- Norway overall
- Prices
- Medium
- Norway overall
Verdict
Outside the best window (Mar–May (snow, auroras, snowmobile season) and Jun–Aug (midnight sun, boat trips)). Across Norway: Autumn colours, fewer crowds, first auroras in the north; fjord boats cut to winter timetables late in the month.
Is another month better than September?
September is rated good. These months rate higher:
- MarchGreatInside Longyearbyen's best window: Mar–May (snow, auroras, snowmobile season) and Jun–Aug (midnight sun, boat trips).
- AprilGreatInside Longyearbyen's best window: Mar–May (snow, auroras, snowmobile season) and Jun–Aug (midnight sun, boat trips).
- MayGreatInside Longyearbyen's best window: Mar–May (snow, auroras, snowmobile season) and Jun–Aug (midnight sun, boat trips).
- JuneGreatInside Longyearbyen's best window: Mar–May (snow, auroras, snowmobile season) and Jun–Aug (midnight sun, boat trips).
Weather in September
- LongyearbyenHighs around 4 °C (39 °F), lows around 0 °C (32 °F), rain on about 26 daysHighs around 39 °F (4 °C), lows around 32 °F (0 °C), rain on about 26 days
- Svalbard, Norway · Longyearbyencool
High Arctic: polar night late October to mid-February (true darkness mid-Nov to end of Jan); midnight sun about 20 April – 23 August. Snowmobile season March–May.
Crowds and prices
- Crowds · Norway overall
- Medium
- Prices · Norway overall
- Medium
Norway overall: Autumn colours, fewer crowds, first auroras in the north; fjord boats cut to winter timetables late in the month.
Compare two months
Weather, crowds and prices for any two months in Longyearbyen, side by side.
Verdict
Sep: Good
Mar: Great (better)
Daytime high
Sep: 4 °C (39 °F)39 °F (4 °C)
Mar: -9 °C (16 °F)16 °F (-9 °C)
Night low
Sep: 0 °C (32 °F)32 °F (0 °C)
Mar: -16 °C (3 °F)3 °F (-16 °C)
Rain days
Sep: 26
Mar: 16 (better)
Crowds
Sep: Medium
Mar: Medium
Prices
Sep: Medium
Mar: Medium
Festivals listed
Sep: 0
Mar: 1
September: Outside the best window (Mar–May (snow, auroras, snowmobile season) and Jun–Aug (midnight sun, boat trips)). Across Norway: Autumn colours, fewer crowds, first auroras in the north; fjord boats cut to winter timetables late in the month.
March: Inside Longyearbyen's best window: Mar–May (snow, auroras, snowmobile season) and Jun–Aug (midnight sun, boat trips).
Longyearbyen: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm coat, hat and gloves for mornings and evenings
- A rain jacket or umbrella and shoes that dry fast
- Layers: a fleece or light jacket