Weather in Longyearbyen in September 2018

  • 1°C maximum daytime temperature in September in Longyearbyen1
    1°C max day temperature
  • 3 hours of sunshine per day (19% of daylight hours) in September in Longyearbyen3
    3 hours of sunshine per day
  • 12 days with some rainfall in September in Longyearbyen12
    12 days with some rainfall
  • -3°C minimum night-time temperature in September in Longyearbyen-3
    -3°C min night temperature
  • 14 hours of daylight per day in September in Longyearbyen14
    14 hours of daylight per day
  • No heat & humidity in September in Longyearbyen0
    No heat & humidity
  • 25 mm monthly rainfall in September in Longyearbyen25
    25 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in September in Longyearbyen1
    1 (Low) UV index
  • -1°C sea temperature in September in Longyearbyen-1
    -1°C sea temperature

Going to Longyearbyen? Find the best month to visit Longyearbyen based on the weather.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Expect 1°C daytime maximum temperatures in the shade with on average 3 hours of sunshine per day in Longyearbyen in September. Check more long-term weather averages for Longyearbyen in September before you book your next holiday to Svalbard in 2018/2019.

  • Save an extra 10% on worldwide car hire
  • Book with the exclusive Argus Car Hire discount code
  • Travel before 31st December 2018 (inclusive)
Show discount code ******vel

Expires at 23:59 on Friday 31st August 2018 · View all Argus Car Hire offers

More about Longyearbyen

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Metric (°C / mm)  |  Imperial (°F / inches)

Guide to Longyearbyen weather in September

The average maximum daytime temperature in Longyearbyen in September is a cold 1°C (34°F). The average night-time temperature is usually a very cold -3°C (27°F). There are usually 3 hours of bright sunshine each day, which represents 19% of the 14 hours of daylight.

Expect 25mm (1.0 inches) of rainfall across the whole of September with 12 days with some rain falling. Maximum UV levels will be low (1 UV index) at midday when the skies are clear.

The average sea temperature in and around Longyearbyen in September is -1°C (30°F).

Longyearbyen sunrise & sunset times for September 2018

Browse the sunrise & sunset times for Longyearbyen in September 2018. Select a month to view Longyearbyen sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st September 2018 03:34 22:12
Sunday, 2nd September 2018 03:45 22:01
Monday, 3rd September 2018 03:55 21:51
Tuesday, 4th September 2018 04:05 21:41
Wednesday, 5th September 2018 04:14 21:31
Thursday, 6th September 2018 04:23 21:22
Friday, 7th September 2018 04:32 21:13
Saturday, 8th September 2018 04:41 21:04
Sunday, 9th September 2018 04:49 20:55
Monday, 10th September 2018 04:57 20:46
Tuesday, 11th September 2018 05:05 20:38
Wednesday, 12th September 2018 05:13 20:29
Thursday, 13th September 2018 05:21 20:21
Friday, 14th September 2018 05:28 20:13
Saturday, 15th September 2018 05:36 20:05
Sunday, 16th September 2018 05:44 19:56
Monday, 17th September 2018 05:51 19:48
Tuesday, 18th September 2018 05:58 19:41
Wednesday, 19th September 2018 06:06 19:33
Thursday, 20th September 2018 06:13 19:25
Friday, 21st September 2018 06:20 19:17
Saturday, 22nd September 2018 06:27 19:09
Sunday, 23rd September 2018 06:34 19:01
Monday, 24th September 2018 06:42 18:54
Tuesday, 25th September 2018 06:49 18:46
Wednesday, 26th September 2018 06:56 18:38
Thursday, 27th September 2018 07:03 18:30
Friday, 28th September 2018 07:10 18:22
Saturday, 29th September 2018 07:17 18:15
Sunday, 30th September 2018 07:25 18:07
  • Browse current deals & offers on tours to Svalbard
  • Filter deals by date, duration, tour type & difficulty
  • Prices shown with & without flights where available

Back to top

More Svalbard destinations

All destinations (A to Z)

Can't see your chosen destination? Use our A to Z search to find your required the holiday weather guide:

A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z  

Related posts

Popular travel offers

Top ^