11-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Clear sky
-4°
Feels like -6°
Wind↑ N 6 km/h
Humidity 66 %
Afternoon
Overcast
-2°
Feels like -2°
Wind↑ SE 1 km/h
Humidity 52 %
12-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Mainly clear
-5°
Feels like -5°
Wind↑ NE 3 km/h
Humidity 66 %
Afternoon
Partly cloudy
-4°
Feels like -4°
Wind↑ ENE 4 km/h
Humidity 50 %
13-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Overcast
-5°
Feels like -8°
Wind↑ NE 8 km/h
Gusts17 km/h
Humidity 63 %
💧 0.1 mm
Afternoon
Overcast
-3°
Feels like -5°
Wind↑ NE 5 km/h
Humidity 85 %
💧 0.1 mm
14-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Overcast
-2°
Feels like -7°
Wind↑ ENE 16 km/h
Gusts36 km/h
Humidity 88 %
💧 0.1 mm
Afternoon
Light snow
0°
Feels like -4°
Wind↑ E 13 km/h
Gusts39 km/h
Humidity 98 %
💧 2.2 mm
Oslo forecast in charts · next 7 days
The week ahead: highs and lows
▲ This week runs +2.1° warmer than usual
Highs Lows Usual for the season (1991–2020 average)
Hourly detail
Temperature (°C) Rain (mm) Wind (km/h)
Oslo climate: what a normal year looks like
From 18 h 50 min of daylight in late June to 5 h 54 min in late December.
Nights typically freeze from December to March, the coldest averaging −7 °C in January.
The hottest stretch is July, when afternoons average 21 °C; the coldest is January, when nights average −7 °C. Between those two months the average temperature changes by 21 °C.
There is no real dry season: monthly rainfall stays between 57 mm and 110 mm on average.
Forecast highs for the coming week average 8 °C, 1 °C cooler than a normal October (9 °C).
30-year averages (1991–2020)
Month
Typical high
Typical low
Rainfall
Jan
−1 °C
−7 °C
77 mm
Feb
0 °C
−7 °C
57 mm
Mar
4 °C
−4 °C
57 mm
Apr
9 °C
1 °C
58 mm
May
15 °C
6 °C
78 mm
Jun
19 °C
10 °C
95 mm
Jul
21 °C
13 °C
102 mm
Aug
20 °C
12 °C
110 mm
Sep
15 °C
8 °C
91 mm
Oct
9 °C
4 °C
97 mm
Nov
4 °C
0 °C
96 mm
Dec
1 °C
−4 °C
75 mm
Whole year
10 °C
3 °C
990 mm
Source: our own processing of the ERA5 reanalysis (Copernicus/ECMWF) for 59.91° N, 10.73° E, 1991–2020. ERA5 averages over a 0.25° grid (about 25 km): hills, a coastline or the heat of the city itself can shift local values by a degree or two.
Air you breathe in Oslo: pollution and pollen
1/6
Good
European Air Quality Index (EAQI), from Copernicus CAMS
PM2.56µg/m³
PM109µg/m³
O₃46µg/m³
NO₂14µg/m³
SO₂1µg/m³
Pollen
AlderNone
BirchNone
GrassNone
MugwortNone
OliveNone
RagweedNone
Copernicus CAMS model, updated several times a day.
Rain radar around Oslo
Rain observed over the last two hours by official weather radars around Oslo, followed by the radar forecast for the next hour where the weather service provides one.
Rain radarLast two hours, then forecast where available · drag the timeline
Moon over Oslo
Waning gibbous
87 % illuminated · 18.3 days
Rise 02:21 Set —
Fri30/1079%
Sat31/1069%
Sun1/1159%
Mon2/1149%Last quarter
Tue3/1138%
Wed4/1128%
Thu5/1119%
Fri6/1112%
Sat7/116%
Sun8/112%
Mon9/110%
Tue10/111%New moon
Moonrise and moonset in local time (Europe/Oslo); phase and lit fraction from a synodic calculation.
Look up a past day in Oslo
Curious about the weather in Oslo on a given day? Choose a date: we read it from the ERA5 reanalysis (ECMWF / Copernicus C3S), which runs until about a week ago.
Oslo weather at a glance
This page gathers everything about the weather in Oslo, Oslo: conditions now, the forecast for each part of the day and the trend for the coming week. At the moment the sky is “clear sky”, it is 7 °C (feels like 7 °C) and the wind blows at 4 km/h.
Expected range today: 7 °C to 11 °C and a dry sky. The forecast comes from the AtmoAtlas engine, which combines ECMWF-AIFS, NOAA GFS and DWD ICON, adjusts cloud cover with METAR reports and uses convective energy (CAPE) to flag storms.
Oslo weather data for developers
Use the Oslo forecast in your own website or app: one JSON call returns weather, air quality, tides and sun and moon times. The free key needs no card.
