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Oslo weather

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EuropeanECMWF
34°
Partly cloudy
Feels 29° · Wind 1 mph · Humidity 97%
AmericanNOAA GFS
37°
Clear
Feels 33° · Wind 1 mph · Humidity 81%
GermanDWD ICON
38°
Partly cloudy
Feels 34° · Wind 0 mph · Humidity 83%

Latest for Oslo: European (ECMWF): 34° Partly cloudy · American (NOAA GFS): 37° Clear · German (DWD ICON): 38° Partly cloudy.

The weather map: all three models at once

European, American, German side by side around Oslo and nearby towns.Live rain radar →
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Hourly forecast: next 14 hours

consensus of the three models

Rain in the next 24 hours, model by model

each model's own hourly precipitation, side by side

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10-day forecast, out to 14 days

where the models agree, and where they split

Heading to Oslo? Oslo, Norway, sits at 59.9°N in a cool, high-latitude climate zone. Before you lock in outdoor plans, compare how the three global models - European (ECMWF), American (GFS) and German (ICON) - forecast Oslo right now. Where they agree you can trust it; the days they split are exactly when a single weather app is least reliable. For a city break, the rain hours below tell you which days to plan indoors.

Best time to visit Oslo

The most comfortable time to visit Oslo is usually May, June, July and September, when daytime highs sit in the pleasant 60-78°F range and the heaviest August rain is behind you.

Oslo weather by month

what to expect in Oslo through the year, 1991-2020 normals, Oslo Blindern (WMO)

Here is Oslo's typical weather in each month: the average daytime high and overnight low in °F, how each month feels, and the wettest month marked. Use it to plan any trip to Oslo by season.

Jan
32°
24°
Cold
Feb
34°
24°
Cold
Mar
42°
28°
Cool
Apr
52°
36°
Cool
May
62°
44°
Mild
Jun
69°
51°
Mild
Jul
73°
56°
Warm
Aug
70°
54°
Mild
Wettest
Sep
62°
47°
Mild
Oct
49°
39°
Cool
Nov
40°
32°
Cool
Dec
34°
25°
Cold

Oslo compared with New York City

30-year averages: daytime highs month by month, rain and sunlight

Cooler through the year

−11°F

average daytime high: Oslo 52°F, New York City 63°F

Rain over a year

−34%

Oslo 33 in, New York City 50 in

Sunlight vs a clear sky

63% vs 72%

solar energy reaching the ground as a share of a cloudless day, averaged over the year (not sunshine hours)

OsloNew York Cityaverage daytime high, °F, 1991-2020
January, New York City: 40°FJanuary, Oslo: 32°F (−8°F)February, New York City: 42°FFebruary, Oslo: 34°F (−8°F)March, New York City: 50°FMarch, Oslo: 42°F (−8°F)April, New York City: 62°FApril, Oslo: 52°F (−10°F)May, New York City: 71°FMay, Oslo: 62°F (−9°F)June, New York City: 80°FJune, Oslo: 69°F (−11°F)July, New York City: 85°FJuly, Oslo: 73°F (−12°F)August, New York City: 83°FAugust, Oslo: 70°F (−13°F)September, New York City: 76°FSeptember, Oslo: 62°F (−14°F)October, New York City: 65°FOctober, Oslo: 49°F (−16°F)November, New York City: 54°FNovember, Oslo: 40°F (−14°F)December, New York City: 44°FDecember, Oslo: 34°F (−10°F)

On 30-year averages Oslo runs 11°F cooler than New York City, with every month between −16°F and −8°F. Over a year it gets 34% less rain than New York City.

Month by month in numbers
MonthOsloNew York CityDifferenceSunlight, OsloSunlight, New York City
January32°F40°F−8°F51%68%
February34°F42°F−8°F55%71%
March42°F50°F−8°F67%69%
April52°F62°F−10°F69%71%
May62°F71°F−9°F70%70%
June69°F80°F−11°F72%76%
July73°F85°F−12°F70%80%
August70°F83°F−13°F69%78%
September62°F76°F−14°F68%76%
October49°F65°F−16°F60%71%
November40°F54°F−14°F54%72%
December34°F44°F−10°F55%66%

Daytime highs and lows on this page are 1991-2020 averages. Oslo: station normals from Oslo Blindern (WMO), rain included. New York City: station normals from New York Central Park (WMO), rain included. Sunlight vs a clear sky is NASA POWER's long-term average of the solar energy reaching the ground as a share of a cloudless day; it compares cloudiness and is not a count of sunshine hours. New York City stands in for the US here; other cities have their own climate tables.

Common questions

When is the best time to visit Oslo?
The most comfortable time to visit Oslo is usually May, June, July and September, when daytime highs sit in the pleasant 60-78°F range and the heaviest August rain is behind you.
Will it rain in Oslo during my trip?
Rain is where forecasts disagree most. Instead of trusting one app, the comparison above lines up the European, American and German models for Oslo - check your dates and look for the days they agree; those are the ones you can plan around.
Which forecast is most accurate for Oslo?
For destinations abroad we compare three open global models (ECMWF, GFS and ICON) and show you where they disagree, so you can judge the confidence yourself.
How much warmer is Oslo than New York City?
On 30-year averages (1991-2020) the daytime high in Oslo is about 11°F cooler than in New York City (52°F against 63°F), with the monthly gap between -16°F and -8°F.

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