Weather in Reykjavik in September 2018

Expect 9°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Reykjavik in September. Check more long-term weather averages for Reykjavik in September before you book your next holiday to Iceland in 2018.

Key weather averages for Reykjavik in September

  • 9°C maximum daytime temperature in September in Reykjavik9
    9°C max day temperature
  • 4 hours of sunshine per day (29% of daylight hours) in September in Reykjavik4
    4 hours of sunshine per day
  • 18 days with some rainfall in September in Reykjavik18
    18 days with some rainfall
  • 4°C minimum night-time temperature in September in Reykjavik4
    4°C min night temperature
  • 13 hours of daylight per day in September in Reykjavik13
    13 hours of daylight per day
  • No heat & humidity in September in Reykjavik0
    No heat & humidity
  • 86 mm monthly rainfall in September in Reykjavik86
    86 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in September in Reykjavik2
    2 (Low) UV index
  • 10°C sea temperature in September in Reykjavik10
    10°C sea temperature

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

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

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More about Reykjavik

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Guide to Reykjavik weather in September

The average maximum daytime temperature in Reykjavik in September is a cool 9°C (48°F). The average night-time temperature is usually a cold 4°C (39°F). There are usually 4 hours of bright sunshine each day, which represents 29% of the 13 hours of daylight.

Expect 86mm (3.4 inches) of rainfall across the whole of September with 18 days with some rain falling. Maximum UV levels will be low (2 UV index) at midday when the skies are clear.

The average sea temperature in and around Reykjavik in September is 10°C (50°F).

The weather in Reykjavik in September is represented by Reykjavik.

Reykjavik sunrise & sunset times for September 2018

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st September 2018 06:10 20:44
Sunday, 2nd September 2018 06:13 20:40
Monday, 3rd September 2018 06:15 20:36
Tuesday, 4th September 2018 06:18 20:33
Wednesday, 5th September 2018 06:21 20:29
Thursday, 6th September 2018 06:24 20:26
Friday, 7th September 2018 06:27 20:22
Saturday, 8th September 2018 06:30 20:19
Sunday, 9th September 2018 06:33 20:15
Monday, 10th September 2018 06:36 20:11
Tuesday, 11th September 2018 06:39 20:08
Wednesday, 12th September 2018 06:42 20:04
Thursday, 13th September 2018 06:44 20:01
Friday, 14th September 2018 06:47 19:57
Saturday, 15th September 2018 06:50 19:54
Sunday, 16th September 2018 06:53 19:50
Monday, 17th September 2018 06:56 19:47
Tuesday, 18th September 2018 06:59 19:43
Wednesday, 19th September 2018 07:02 19:39
Thursday, 20th September 2018 07:04 19:36
Friday, 21st September 2018 07:07 19:32
Saturday, 22nd September 2018 07:10 19:29
Sunday, 23rd September 2018 07:13 19:25
Monday, 24th September 2018 07:16 19:22
Tuesday, 25th September 2018 07:19 19:18
Wednesday, 26th September 2018 07:22 19:14
Thursday, 27th September 2018 07:25 19:11
Friday, 28th September 2018 07:27 19:07
Saturday, 29th September 2018 07:30 19:04
Sunday, 30th September 2018 07:33 19:00
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  • FREE kids places & low deposits also available
  • Say Hello to TUI - the new name in holidays

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Reykjavik weather by month

Check Reykjavik weather for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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