Climate · Norway

Oslo

Warm and damp from June to September; cold and damp from December to March.

Typical weather, averaged over 30 years59.9°N0 m above the sea
  1. Jan32°0°19°-7°Rain on about three days a week.
  2. Feb34°1°19°-7°Rain on about three days a week.
  3. Mar41°5°25°-4°Rain on about two days a week.
  4. Apr52°11°32°0°Rain on about two days a week.
  5. May63°17°42°6°Rain on about three days a week.
  6. Jun71°22°51°11°Rain on about three days a week.
  7. Jul74°23°56°13°Rain on about three days a week.
  8. Aug72°22°56°13°Rain on about three days a week.
  9. Sep65°18°50°10°Rain on about three days a week.
  10. Oct54°12°42°6°Rain on about three days a week.
  11. Nov44°7°34°1°Rain on about three days a week.
  12. Dec35°2°23°-5°Rain on about three days a week.
Each month: its typical high and low, and dots for wet days a week. Tap a month to open it.The best months

The warm season runs from June to September, with highs near 70°F and nights near 53°F. From December to March, highs are nearer 35°F. Rain and snow come in two spells, from May to August and from October to January. March to April is the driest stretch, with rain or snow on about two days a week. Daylight runs from about 6 hours in December to 18½ hours in June.The warm season runs from June to September, with highs near 21°C and nights near 12°C. From December to March, highs are nearer 2°C. Rain and snow come in two spells, from May to August and from October to January. March to April is the driest stretch, with rain or snow on about two days a week. Daylight runs from about 6 hours in December to 18½ hours in June.

Where Oslo sits

Europe/Oslo

this place
typical high in Januarytypical high in Februarytypical high in Marchtypical high in Apriltypical high in Maytypical high in Junetypical high in Julytypical high in Augusttypical high in Septembertypical high in Octobertypical high in Novembertypical high in December 40°F4°C95°F35°C
Latitude
59.9°Nnorthern hemisphere
Above the sea
0 mlow-lying
Sunrise, mid-JanuarySunrise, mid-FebruarySunrise, mid-MarchSunrise, mid-AprilSunrise, mid-MaySunrise, mid-JuneSunrise, mid-JulySunrise, mid-AugustSunrise, mid-SeptemberSunrise, mid-OctoberSunrise, mid-NovemberSunrise, mid-December
9:05 AM7:57 AM6:37 AM6:03 AM4:42 AM3:54 AM4:20 AM5:30 AM6:43 AM7:53 AM8:13 AM9:13 AMsets 3:46 PMsets 5:05 PMsets 6:16 PMsets 8:31 PMsets 9:45 PMsets 10:40 PMsets 10:26 PMsets 9:14 PMsets 7:42 PMsets 6:12 PMsets 3:51 PMsets 3:12 PM
Nearest of ours
Øyer151 km north

The land around Oslo, shaded by its typical high in January, the planning map's own layer.The land around Oslo, shaded by its typical high in February, the planning map's own layer.The land around Oslo, shaded by its typical high in March, the planning map's own layer.The land around Oslo, shaded by its typical high in April, the planning map's own layer.The land around Oslo, shaded by its typical high in May, the planning map's own layer.The land around Oslo, shaded by its typical high in June, the planning map's own layer.The land around Oslo, shaded by its typical high in July, the planning map's own layer.The land around Oslo, shaded by its typical high in August, the planning map's own layer.The land around Oslo, shaded by its typical high in September, the planning map's own layer.The land around Oslo, shaded by its typical high in October, the planning map's own layer.The land around Oslo, shaded by its typical high in November, the planning map's own layer.The land around Oslo, shaded by its typical high in December, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Through the year

week by week

Temperature

Highs from 32°F in January to 74°F in July.Highs from 0°C in January to 23°C in July.

Chance of a wet day

Wettest in July and August (46% of days), driest in March (28%).

Cloud cover

Clearest in June and July (54% cover), cloudiest in November (73%).

Daylight

From 6h 02m in December to 18h 41m in June.

Week by week, lightly smoothed. Shading marks the seasons; the olive line, the best months. Hover or tap a week for its figures.

Month by month

°F°C

Oslo, month by month: the typical high and low, wet days a week, cloud cover and daylight.
MonthTypical low to highWet days a weekCloudDaylight
JanuaryCool season
19°-7°32°0°
3 days71%6h 49m
FebruaryCool season
19°-7°34°1°
3 days71%9h 01m
MarchCool season
25°-4°41°5°
2 days66%11h 40m
April
32°0°52°11°
2 days60%14h 30m
May
42°6°63°17°
3 days58%17h 07m
JuneWarm seasonAt its best
51°11°71°22°
3 days54%18h 41m
JulyWarm seasonAt its best
56°13°74°23°
3 days54%17h 55m
AugustWarm seasonAt its best
56°13°72°22°
3 days55%15h 29m
SeptemberWarm season
50°10°65°18°
3 days59%12h 41m
October
42°6°54°12°
3 days67%9h 53m
November
34°1°44°7°
3 days73%7h 23m
DecemberCool season
23°-5°35°2°
3 days70%6h 02m

When is the best time to visit Oslo?


The best months are June to August: highs near 72°F, nights near 55°F, and rain on about three days a week.The best months are June to August: highs near 22°C, nights near 13°C, and rain on about three days a week.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

Questions


What is the warmest month in Oslo?

July, with highs near 74°F and lows near 56°F. The coolest is January, with highs near 32°F.July, with highs near 23°C and lows near 13°C. The coolest is January, with highs near 0°C.

When does it rain most in Oslo?

July and August, with rain on about three days a week. March is the driest, with rain on about two days a week.

How long are the days in Oslo?

From about 6 hours in December to 18½ hours in June.

When are the skies clearest in Oslo?

June and July, when cloud covers about 54% of the sky on average. November is the cloudiest, at about 73%.

Places with a year like Oslo's

by their highs, lows and wet days

Their highs, lows, wet days and cloud run closest to Oslo's through the year, one place a country. “Six months apart”: their winter is Oslo's summer.

Elsewhere in Norway

All of Norway

Where to stay

1 in our collection

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Oslo. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (0 m) against the climate model's (127 m).Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (0 m) against the climate model's (127 m). Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.