Oslo is located at the head of the Oslo fjord on the southeastern side of Norway. Despite its northerly location, the climate around Oslo, and Norway in general, is temperate, milder than what you might imagine. Oslo is the driest and warmest part of Norway in the summer due to the Gulf Stream bringing temperate water from Mexico.
Oslo starts warming up in May. The best time to go--June through August--offers average high temperatures into the 70s. The highest amount of precipitation occurs in August--a mere 3.4 inches of rain. April-May and September offer the best in off-season weather for those who'd rather not travel in summer.Top Things to do In Oslo
The climate charts below show the historic high and low temperatures and average monthly rainfall for Oslo, Norway.
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