About Sarpsborg, Ostfold's Climate & Weather History

With a population of around 59,000, Sarpsborg sits in Ostfold, Norway. The city operates in the Europe/Oslo time zone.

In 2025, Sarpsborg recorded an average annual temperature of 47°F. The hottest temperatures reached 88°F in July; the coolest were 1°F in January. Total precipitation for the year was 41 inches, with the wettest month being October. Snowfall for the year totaled approximately 11 inches.