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Reykjavik weather in May

Weather in Reykjavik: May

Average day temperature: 46.5°F
Average night temperature: 41.1°F
Sea water temperature: 44.4°F
Number of sunny days: 5 days
Day length: 16.9 - 20.0 hours
Number of rainy days: 7 days
Precipitation totals: 3.5 in.

Air temperature in May, °F

Show year:
2024
2023
2022

The highest day temperature during May of 2024 was 52°F. At the same time the lowest night temperature was 35°F. Day and night temperature averages during May were 44.7°F and 42.0°F.

Sea water temperature in Reykjavik in May, °F

Show year:
2024
2023
2022

The average sea water temperature in May of 2024 was 44.1°F. The highest and lowest sea temperatures during the month were 47.5°F and 40.1°F.

Sunny, partly cloudy and cloudy days

Mostly all days in May are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in May, in.

Precipitation total value in Reykjavik in May is 3.5 in. Other months of the year show relatively similar values.

Wind speed in May, mph

The average wind speed value in May is 12.3 mph It makes May one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 5.9.

Best time for vacation in Reykjavik

Sunniest months:
August 7 days
December 6 days
October 5 days
Warmest months:
July 55.7 °F
August 55.1 °F
June 52.3 °F
Warmest sea temp:
August 53.0 °F
July 52.4 °F
September 50.3 °F
Coldest months:
December 32.9 °F
January 33.5 °F
February 35.2 °F
Rainiest months:
September 9 days
January 9 days
April 8 days
Windiest months:
February 16.7 mph
January 16.1 mph
December 15.3 mph

Reykjavik on a weather map

Reykjavik
+19°F
W 6 mph
Feels like: +12°F
Precip.: 0%
Places in Iceland:
Name
°F
+5°F
+19°F
+19°F
+19°F
24 Hours Forecast
Reykjavik
Local time: 15:40
November 21, thursday
1800
19°F
SW
6 mph
2100
21°F
W
6 mph
November 22, friday
0000
23°F
W
7 mph
0300
25°F
W
8 mph
0600
25°F
W
9 mph
0900
25°F
SW
9 mph
1200
25°F
SW
9 mph
1500
25°F
SW
9 mph
Units of measurement: °C / °F