The climate of Roros is subarctic, with very cold winters and cool summers.
The town is located in central Norway, 650 meters (2,100 ft) above sea level, in Trøndelag county, in a very cold area because the mountains to the west block the mild Atlantic currents. During polar cold waves, the temperature can drop below -40 °C (-40 °F), a value that is recorded again only in the Norwegian part of Lapland, in Finnmark. In summer, there are only 5 days with highs above 25 °C (77 °F), however the heat record is 30.7 °C (87 °F).
The average temperature of the coldest month (January) is of -9.7 °C (15 °F), that of the warmest month (July) is of 12.7 °C (55 °F). Here are the average temperatures.
Roros - Average temperatures
Min (°C)-14-14-10-414763-2-8-14
Max (°C)-5-40511151816115-1-5
Min (°F)771425343945433728187
Max (°F)232532415259646152413023

Precipitation amounts to 525 millimeters (20.7 inches) per year: so, it is not abundant. It ranges from 25 mm (1 in) in the driest months (March, April) to 75 mm (3 in) in the wettest ones (July, August). Here is the average precipitation.
Roros - Average precipitation


Best Time

The best time to visit Roros is the summer, in July and August, since they are the mildest months. However, you must take into account cloudy skies, some rain and a bit of cold at night.