Monthly weather forecast and climate
Reykjavík, Iceland

The city buildings of Reykjavík, the capital city of Iceland, with a view of the sea, and a mountain with a snowy peak in the far distance
The city buildings of Reykjavík, the capital city of Iceland, with a view of the sea, and a mountain with a snowy peak in the far distance
January, the same as December, is another cold winter month in Reykjavík, Iceland, with average temperature fluctuating between -3°C (26.6°F) and 1.9°C (35.4°F). The coldest month is January, with an average high-temperature of 1.9°C (35.4°F) and an average low-temperature of -3°C (26.6°F). Weather in January »
The last month of the winter, February, is another cold month in Reykjavík, Iceland, with average temperature varying between 2.8°C (37°F) and -2.1°C (28.2°F). In Reykjavík, in February, the average high-temperature is 2.8°C (37°F), and the average low-temperature is -2.1°C (28.2°F). Weather in February »

March, the first month of the spring, in Reykjavík, is also a cold month, with average temperature varying between -2°C (28.4°F) and 3.2°C (37.8°F). In March, the average high-temperature is 3.2°C (37.8°F), and the average low-temperature is -2°C (28.4°F). Weather in March »

April, the same as March, is a cold spring month in Reykjavík, Iceland, with average temperature fluctuating between 5.7°C (42.3°F) and 0.4°C (32.7°F). In Reykjavík, in April, the average high-temperature is 5.7°C (42.3°F), and the average low-temperature is 0.4°C (32.7°F). Weather in April »

The last month of the spring, May, is a chilly month in Reykjavík, Iceland, with average temperature fluctuating between 9.4°C (48.9°F) and 3.6°C (38.5°F). The average high-temperature, in May, is 9.4°C (48.9°F), while the average low-temperature is 3.6°C (38.5°F). Weather in May »

June, the first month of the summer, in Reykjavík, is a cool month, with average temperature varying between 6.7°C (44.1°F) and 11.7°C (53.1°F). In Reykjavík, Iceland, the average high-temperature is 11.7°C (53.1°F), and the average low-temperature is 6.7°C (44.1°F). Weather in June »

July is a mild summer month in Reykjavík, Iceland, with average temperature varying between 13.3°C (55.9°F) and 8.3°C (46.9°F). July is the warmest month, with an average high-temperature of 13.3°C (55.9°F) and an average low-temperature of 8.3°C (46.9°F). Weather in July »

The last month of the summer, August, is another mild month in Reykjavík, Iceland, with average temperature varying between 13°C (55.4°F) and 7.9°C (46.2°F). The average high-temperature, is 13°C (55.4°F), while the average low-temperature is 7.9°C (46.2°F). Weather in August »

September, the first month of the autumn, in Reykjavík, is still a cool month, with temperature in the range of an average high of 10.1°C (50.2°F) and an average low of 5°C (41°F). The average high-temperature, is 10.1°C (50.2°F), while the average low-temperature is 5°C (41°F). Weather in September »

October, the same as September, in Reykjavík, Iceland, is a chilly autumn month, with average temperature ranging between min. 2.2°C (36°F) and max. 6.8°C (44.2°F). In October, in Reykjavík, the average high-temperature is 6.8°C (44.2°F), and the average low-temperature is 2.2°C (36°F). Weather in October »

The last month of the autumn, November, is another cold month in Reykjavík, Iceland, with average temperature fluctuating between -1.3°C (29.7°F) and 3.4°C (38.1°F). In Reykjavík, in November, the average high-temperature is 3.4°C (38.1°F), and the average low-temperature is -1.3°C (29.7°F). Weather in November »

December, the first month of the winter, in Reykjavík, is also a cold month, with temperature in the range of an average high of 2.2°C (36°F) and an average low of -2.8°C (27°F). In Reykjavík, the average high-temperature is 2.2°C (36°F), and the average low-temperature is -2.8°C (27°F). Weather in December »

What is the coldest month in Reykjavík?

The coldest month is January, with an average high-temperature of 1.9°C (35.4°F) and an average low-temperature of -3°C (26.6°F).

How many days does it rain in Reykjavík?

Throughout the year, there are 147.9 rainfall days, and 798.2mm (31.4") of precipitation is accumulated.

What are the months with the lowest UV index in Reykjavík?

January, February, November and December, with an average maximum UV index of 0, are months with the lowest UV index.

What month is the sea coldest in Reykjavík?

The month with the coldest seawater is March, with an average sea temperature of 5.1°C (41.2°F). At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.

What is the driest month in Reykjavík?

May is the month with the least rainfall. Rain falls for 9.8 days and accumulates 43.8mm (1.7") of precipitation.

What month has the most sunshine in Reykjavík?

The month with the most sunshine is May, with an average of 6.2h of sunshine.

When are the longest days in Reykjavík?

With an average of 20.9h of daylight, June has the longest days of the year in Reykjavík.

What is the month with the highest UV index in Reykjavík?

Months with the highest UV index in Reykjavík are June and July, with an average maximum UV index of 4.

What is the warmest month in Reykjavík?

With an average high-temperature of 13.3°C (55.9°F) and an average low-temperature of 8.3°C (46.9°F), July is the warmest month.

When is the sea warmest in Reykjavík?

The month with the warmest seawater in Reykjavík, Iceland, is July, with an average sea temperature of 11.4°C (52.5°F). Swimming in 11.4°C (52.5°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

What is the wettest month in Reykjavík?

October is the month with the most rainfall in Reykjavík, Iceland. Rain falls for 14.5 days and accumulates 85.6mm (3.4") of precipitation.

What is the month with the shortest days in Reykjavík?

With an average of 4.4h of daylight, December has the shortest days of the year.

What is the month with the least sunshine in Reykjavík?

December has the least sunshine of the year, with an average of 0.4h of sunshine.
Average rainfall - Reykjavík, Iceland

The wettest month (with the highest rainfall) is October (85.6mm).
The driest month (with the lowest rainfall) is May (43.8mm).

Average rainfall days - Reykjavík, Iceland

The month with the highest number of rainy days is October (14.5 days).
The month with the lowest number of rainy days is May (9.8 days).

Average sea temperature - Reykjavík, Iceland

The best month for swimming (with the highest average sea temperature) is July (11.4°C).
The coldest month (with the lowest average sea temperature) is March (5.1°C).

Average daylight / Average sunshine - Reykjavík, Iceland
Average UV index - Reykjavík, Iceland
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