Reykjavík
Iceland
Long-term weather forecast
Long-term weather forecast

January weather forecast and Climate
Reykjavík, Iceland

  • The average high temperature in January: 1.9°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).

  • The average low temperature in January: -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).

  • The average rainfall in January: 75.6mm

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

  • The average rainfall days in January: 13.3 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).

  • The average sea temperature in January: 7°C

Best months for swimming (with the highest average sea temperature) are July, August and September (11°C).
Coldest months (with the lowest average sea temperature) are January, February, March, April and December (7°C).

  • The average daylight in January: 6h

The month with the longest days is June (Average daylight: 21h).
The month with shortest days is December (Average daylight: 4h).

  • The average sunshine in January: 0.9h

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

  • The average UV index in January: 0

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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