July weather forecast and climate
Reykjavík, Iceland

The city buildings of Reykjavík, the capital city of Iceland, with a view of the sea out yonder, 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 out yonder, and a mountain with a snowy peak in the far distance

What is the warmest month in Reykjavík?

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

What is the temperature in July in Reykjavík?

In Reykjavík, in July, the average high-temperature is 13.3°C (55.9°F), and the average low-temperature is 8.3°C (46.9°F).

How much does it rain in Reykjavík in July?

In Reykjavík, in July, during 10 rainfall days, typically, 51.8mm (2") of precipitation is accumulated.

When is the sea warmest in Reykjavík?

Month with the warmest seawater in Reykjavík 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.

How cold is the water in July in Reykjavík?

In July, the average sea temperature is 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.
Average temperature in July - Reykjavík, Iceland
  • Average high temperature in July: 13.3°C

The warmest month (with the highest average high temperature) is July (13.3°C).
The month with the lowest average high temperature is January (1.9°C).

  • Average low temperature in July: 8.3°C

The month with the highest average low temperature is July (8.3°C).
The coldest month (with the lowest average low temperature) is January (-3°C).

Average rainfall in July - Reykjavík, Iceland
  • Average rainfall in July: 51.8mm

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 in July - Reykjavík, Iceland
  • Average rainfall days in July: 10 days

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 in July - Reykjavík, Iceland
  • Average sea temperature in July: 11.4°C

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 in July / Average sunshine in July - Reykjavík, Iceland
  • Average daylight in July: 19.6h

The month with the longest days is June (Average daylight: 20.9h).
The month with shortest days is December (Average daylight: 4.4h).

  • Average sunshine in July: 5.5h

The month with most sunshine is May (Average sunshine: 6.2h).
The month with least sunshine is December (Average sunshine: 0.4h).

Average UV index in July - Reykjavík, Iceland
  • Average UV index in July: 4

Months with the highest UV index are June and July (UV index 4).
Months with the lowest UV index are January, February, November and December (UV index 0).

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