Weather in Iceland in August 2018

Expect 12°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Iceland in August. Check more long-term weather averages for Iceland in August before you book your next holiday to Iceland in 2018. The August weather averages shown below are for Reykjavik.

Key weather averages for Iceland in August

  • 12°C maximum daytime temperature in August in Iceland (Reykjavik)12
    12°C max day temperature
  • 5 hours of sunshine per day (29% of daylight hours) in August in Iceland5
    5 hours of sunshine per day
  • 18 days with some rainfall in August in Iceland (Reykjavik)18
    18 days with some rainfall
  • 7°C minimum night-time temperature in August in Iceland (Reykjavik)7
    7°C min night temperature
  • 16 hours of daylight per day in August in Iceland (Reykjavik)16
    16 hours of daylight per day
  • No heat & humidity in August in Iceland (Reykjavik)0
    No heat & humidity
  • 83 mm monthly rainfall in August in Iceland (Reykjavik)83
    83 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in August in Iceland (Reykjavik)3
    3 (Moderate) UV index
  • 11°C sea temperature in August in Iceland (Reykjavik)11
    11°C sea temperature

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

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Guide to Iceland weather in August

The average maximum daytime temperature in Iceland in August is a cool 12°C (54°F). The average night-time temperature is usually a cold 7°C (45°F). There are usually 5 hours of bright sunshine each day, which represents 29% of the 16 hours of daylight.

Expect 83mm (3.3 inches) of rainfall across the whole of August with 18 days with some rain falling. Maximum UV levels will be moderate (3 UV index) at midday when the skies are clear.

The average sea temperature in and around Iceland in August is 11°C (52°F).

The weather in Iceland in August is represented by Reykjavik.

Iceland sunrise & sunset times for August 2018

Browse the sunrise & sunset times for Iceland in August 2018. Select a month to view Iceland sunrise & sunset times for the next twelve months. The Iceland sunrise & sunset times shown below are for Reykjavik.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st August 2018 04:34 22:31
Thursday, 2nd August 2018 04:37 22:28
Friday, 3rd August 2018 04:41 22:25
Saturday, 4th August 2018 04:44 22:21
Sunday, 5th August 2018 04:47 22:18
Monday, 6th August 2018 04:50 22:14
Tuesday, 7th August 2018 04:53 22:11
Wednesday, 8th August 2018 04:56 22:08
Thursday, 9th August 2018 05:00 22:04
Friday, 10th August 2018 05:03 22:01
Saturday, 11th August 2018 05:06 21:57
Sunday, 12th August 2018 05:09 21:54
Monday, 13th August 2018 05:12 21:50
Tuesday, 14th August 2018 05:15 21:47
Wednesday, 15th August 2018 05:18 21:44
Thursday, 16th August 2018 05:21 21:40
Friday, 17th August 2018 05:25 21:37
Saturday, 18th August 2018 05:28 21:33
Sunday, 19th August 2018 05:31 21:29
Monday, 20th August 2018 05:34 21:26
Tuesday, 21st August 2018 05:37 21:22
Wednesday, 22nd August 2018 05:40 21:19
Thursday, 23rd August 2018 05:43 21:15
Friday, 24th August 2018 05:46 21:12
Saturday, 25th August 2018 05:49 21:08
Sunday, 26th August 2018 05:52 21:05
Monday, 27th August 2018 05:55 21:01
Tuesday, 28th August 2018 05:58 20:58
Wednesday, 29th August 2018 06:01 20:54
Thursday, 30th August 2018 06:04 20:51
Friday, 31st August 2018 06:07 20:47
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Check Iceland 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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