Longyearbyen
Svalbard and Jan Mayen
Long term weather forecast
Long term weather forecast

July weather forecast and Climate
Longyearbyen, Svalbard and Jan Mayen

  • Average high temperature in July: 44.6°F

Warmest month (with highest average high temperature) is July (44.6°F).
Months with lowest average high temperature are January, February and March (8.6°F).

  • Average low temperature in July: 37.4°F

Month with highest average low temperature is July (37.4°F).
Coldest month (with lowest average low temperature) is February (-5.8°F).

  • Average rainfall in July: 0.9"

Wettest month (with highest rainfall) is August (1.2").
Driest month (with lowest rainfall) is May (0.5").

  • Average rainfall days in July: 17 days

Month with highest number of rainy days is August (18 days).
Months with lowest number of rainy days are January, February and March (2 days).

  • Average snowfall days in July: 1 days

Months with highest number of snowfall days are November and December (22 days).
Month with lowest number of snowfall days is July (1 days).

  • Average sea temperature in July: 41°F

Best month for swimming (with highest average sea temperature) is August (43°F).
Coldest months (with lowest average sea temperature) are February and April (34°F).

  • Average daylight in July: 24h

Months with longest days are May, June and July (Average daylight: 24).
Months with shortest days are January, November and December (Average daylight: 0).

  • Average sunshine in July: 5h

Month with most sunshine is May (Average sunshine: 8.2).
Months with least sunshine are January, February, November and December (Average sunshine: 0).

  • Average UV index in July: 2

Months with highest UV index are May, June and July (UV index 2).
Months with lowest UV index are January, February, March, October, November and December (UV index 0).

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