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What is the average temperature in Norway?

National average and month-by-month normals for Oslo, Bergen and Tromsø.

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Short answer

Norway's average annual temperature is just under 2 °C for the country as a whole, based on MET Norway's 1991–2020 normal. In Oslo the normal ranges from −2.3 °C in January to 17.7 °C in July, and in Tromsø from −3.3 °C in February to 12.3 °C in July. Bergen stays between 2.3 °C and 15.6 °C.

Weather in Norway and what to wear a round calendar wheel with four seasons shown as a snowflake, a leaf, a sun and a raindrop around a small mountain

Why

  1. MET Norway gives 1.79 °C as the national average for 1991–2020, up from 0.75 °C for 1961–1990.
  2. MET Norway has used 1991–2020 as its normal period since 1 January 2021 and calls it the warmest normal period so far.
  3. Visit Norway notes that the country stretches from 57° to 78° north, so the climate varies a lot.

Details

Oslo (Blindern), 1991–2020 normals: January −2.3 °C, February −2.0, March 1.3, April 6.2, May 11.4, June 15.3, July 17.7, August 16.5, September 12.2, October 6.6, November 2.2, December −1.4. Bergen (Florida): January 2.6 °C, February 2.3, March 3.8, April 7.2, May 10.7, June 13.6, July 15.6, August 15.4, September 12.6, October 8.6, November 5.3, December 3.1. Tromsø: January −3.0 °C, February −3.3, March −1.9, April 1.2, May 5.5, June 9.4, July 12.3, August 11.3, September 7.8, October 3.1, November 0.2, December −1.7.

Tip

For a specific trip, compare the normal for your month with the forecast on yr.no a few days before you leave, and pack layers, since Visit Norway says you can often get four seasons in one day.

What may differ

Inland and in the Arctic the range is wider: Karasjok's normal goes from −14.6 °C in January to 13.6 °C in July, and Svalbard Airport's from −12.0 °C in March to 7.0 °C in July.

People also ask

  • What is the temperature in Norway?
  • What is the average temperature in Norway by month?

Sources

Information checked on 15 October 2026; the figures are 30-year averages, and single months can be warmer or colder.

Weather in Norway and what to wear