Daytime highs, nighttime lows and the warmest cities across Norway this September.
Norway, experiences maximum daytime temperatures in September ranging from 3°C (37°F) in Longyearbyen to 18°C (64°F) in Moss. Nighttime temperatures generally drop to 9°C (48°F) in Moss and -1°C (30°F) in Longyearbyen.
Curious about the September temperatures in the prime spots of Norway? Navigate the map below and tap on a destination dot for more detailed stats.
Check the conditions for any month of the year.
Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Norway.
Marker color shows the average daytime high temperature in September: blue is cold, red is hot.
Drill down to September weather for any region in Norway.
Pick a city to see its September weather averages.
Average daytime highs in Norway during September reach about 16°C (61°F) in Oslo.
Nighttime temperatures in Oslo typically drop to around 7°C (45°F) in September.
According to our recent database analysis, Moss is the warmest city. It experiences an average maximum daytime temperature of approximately 18°C (64°F) and rarely drops below 9°C (48°F) during the night.
The coldest city in September in Norway is Longyearbyen when we check our database. The maximum daytime temperatures are around 3°C (37°F) and minimum nighttime temperatures fall around -1°C (30°F).
Most cities enjoy a balanced amount of sunshine, with around 146 hours of sunlight anticipated in Oslo. This ensures the days are neither too dim nor excessively sunny.
The water temperature averages approximately 14°C (57°F) in Oslo this month, so not the best month to swim.
We have much more information about the climate in Norway.
Weather and climate has detailed information for every country in the world. Are you going to Norway? Get detailed historical weather averages for many cities in Norway.
Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.
Need travel inspiration? Check out our bucket list articles and be inspired.
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