Best year time to visit Oslo

General weather information about Oslo

Average annual temperature is 6.0 °C

Absolute maximum temperature: 30.0 °C

Absolute minimum temperature: -15.8 °C

Number of sunny days: 149 days

Number of rainy days: 164 days

Number of snow days: 52 days

Look at detailed online map of Oslo

* Weather data for Oslo Norway is based on climate observations for 2026 year

Oslo air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	4.8	7.3	6.1	17.2	23.6	30.0	25.6	22.0	23.4	15.5	5.1	5.2
Average daytime temperature (°C)	0.1	2.4	1.8	9.4	16.6	23.8	19.0	18.5	17.2	7.8	0.8	-3.4
Average temperature (°C)	-2.3	-1.0	-2.4	4.7	11.2	18.4	15.4	15.2	13.8	4.9	-1.0	-5.6
Average night temperature (°C)	-5.0	-5.1	-7.3	0.3	4.6	11.9	11.3	11.9	10.3	2.0	-3.0	-8.4
Absolute minimum temperature (°C)	-15.5	-14.1	-15.8	-5.1	-1.7	5.0	8.8	8.6	5.8	-3.9	-10.5	-13.8

Oslo monthly weather indicators

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daylight maximum duration (h)	7.0	10.0	13.0	15.0	18.0	18.0	18.0	16.0	14.0	11.0	8.0	6.0
Daylight mean duration (h)	6.9	9.2	11.8	14.6	17.2	18.7	17.9	15.6	12.9	10.1	7.6	6.1
Daylight minimum duration (h)	6.0	7.0	10.0	13.0	15.0	18.0	16.0	14.0	11.0	8.0	6.0	5.0
Sunshine mean duration (h)	2.0	5.3	6.4	8.5	12.8	14.2	11.2	8.2	6.7	5.0	1.6	1.1
Precipitation (mm)	109	41	69	141	17	59	171	244	114	44	75	54
Sunny days	10	16	11	14	21	22	3	2	8	19	9	14
Rainy days	14	5	9	15	10	8	28	29	22	9	11	4
Snow days	7	7	11	1	0	0	0	0	0	3	10	13

Oslo - weather forecast by months

Oslo weather in january Oslo weather in february Oslo weather in march Oslo weather in april Oslo weather in may Oslo weather in june Oslo weather in july Oslo weather in august Oslo weather in september Oslo weather in october Oslo weather in november Oslo weather in december

Best time to visit Oslo:

The best time to visit Oslo during the most sunny months:

May — 12.8(h)
June — 14.2(h)
July — 11.2(h)

Months with the longest average daylight duration in Oslo:

May — 17.2(h)
June — 18.7(h)
July — 17.9(h)
August — 15.6(h)

The largest precipitation sum in Oslo is at

April — 141(mm)

July — 171(mm)

August — 244(mm)

Weather forecast in the closest to Oslo admin centers