Weather by months in Oslo
January
February
March
April
May
June
July
August
September
October
November
December
14ºC
Avg. daily temperature
20ºC
High
5ºC
Low
80 mm
Total precipitation
80%
Avg. humidity
4m/s
Avg. wind
10 
Sunny days
12 
Cloudy days
6 
Rainy days
Air temperature
September
The temperature is between 6 and 15 degrees Celsius.
Low6º15ºHigh
1.9The temperature is between 7 and 14 degrees Celsius.
Low7º14ºHigh
4.9The temperature is between 8 and 15 degrees Celsius.
Low8º15ºHigh
7.9The temperature is between 9 and 14 degrees Celsius.
Low9º14ºHigh
10.9The temperature is between 8 and 13 degrees Celsius.
Low8º13ºHigh
13.9The temperature is between 7 and 14 degrees Celsius.
Low7º14ºHigh
16.9The temperature is between 6 and 13 degrees Celsius.
Low6º13ºHigh
18.9The temperature is between 6 and 12 degrees Celsius.
Low6º12ºHigh
20.9The temperature is between 7 and 13 degrees Celsius.
Low7º13ºHigh
22.9The temperature is between 8 and 13 degrees Celsius.
Low8º13ºHigh
24.9The temperature is between 7 and 14 degrees Celsius.
Low7º14ºHigh
26.9The temperature is between 6 and 13 degrees Celsius.
Low6º13ºHigh
28.9In Oslo, September has a maximum daytime temperature of 20ºC and a minimum nighttime temperature of 5ºC. The average daily high is around 14ºC, while the average nightly low is about 7ºC. It's an ideal time for hiking or cycling in the beautiful forests, as the leaves start to change color.





