Oslo in Fall

In fall (September, October and November), Oslo sees average daytime highs around 9°C and overnight lows near 3°C, with 275 mm of precipitation over about 35 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.

Over the season highs ease from about 17°C in early September to 2°C by late November. The sky is clear or mostly clear about 20% of the time across fall, and the air most often feels dry.

Fall is Oslo's 3rd-best season to visit on our travel score. For the whole year in context, see Oslo's year-round climate.

Avg daytime high
9°C
3rd-warmest season
Avg overnight low
3°C
Precipitation
275 mm
35 wet days
Avg wind
10 km/h
Travel score
2.0
3rd-best season
Months
Sep · Oct · Nov

Temperature in Oslo in Fall

Average highAverage lowShaded bands: 10–90% of days

Over the season highs ease from about 17°C in early September to 2°C by late November.

A typical fall day in Oslo reaches about 9°C and drops to 3°C overnight. The warmest of the three months is September, the coolest November.

-10°10°20°SepOctNov

How fall really feels in Oslo

Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 43 that feel at or below 0°C.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
43
wind chill below the day's low

The story in fall is cold — wind chill drags the overnight "feels like" below the raw low.

Oslo weather by month

How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-2° / -7°7210.910.56.40.0
Feb-1° / -7°528.58.48.70.0
Mar / -4°548.27.111.30.1
Apr / 559.13.314.12.0
May15° / 7711.40.816.74.3
Jun19° / 9512.3018.35.5
Jul21° / 12°10012.7017.75.9
Aug19° / 11°11214.2015.35.6
Sep15° / 8910.8012.64.3
Oct / 9411.71.49.81.6
Nov / -1°921267.20.0
Dec-1° / -5°7111.18.15.70.0

Cloud cover in Fall

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% of the time across fall.

0%25%50%75%100%SepOctNov

Chance of precipitation in Fall

Any precipitationSnow

Oslo gets around 275 mm of rain and snow over 35 wet days across fall. The line is the day-by-day chance of measurable precipitation.

0%10%20%30%40%50%SepOctNov

Humidity in Fall

DryComfortableHumidMuggyOppressiveMiserable

Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

0%25%50%75%100%SepOctNov

Wind in Fall

Winds average 10 km/h across fall.

051015SepOctNov

Sunrise & sunset in Fall

DaylightNight

Daylight runs from about 13 h 54 min in early September to 6 h 12 min by late November. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMSepOctNov

Solar energy in Fall

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across fall, about 1.3 kWh/m².

01234SepOctNov
Planning a trip in fall

Is fall a good time to visit Oslo?

Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

2.0
Sightseeing
3rd-best month of the year
0.1
Beach & pool
3rd-best month of the year

fall is a weaker month for outdoor sightseeing in Oslo.

What to pack for Oslo in Fall

From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In fall, Oslo sees daytime highs around 9°C and nights near 3°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 35 days see rain.

a warm layera heavy coatrain gear

Sea temperature near Oslo in Fall

The nearest coast averages about 12°C across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 60 km away) is warmest in August at about 18°C and coldest in February near 3°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan4Bracing
Feb3Bracing
Mar3Bracing
Apr6Bracing
May11Bracing
Jun15Cool
Jul18Cool
Aug18Cool
Sep15Cool
Oct12Bracing
Nov9Bracing
Dec6Bracing

UV index in Oslo in Fall

LowModerateHighVery highExtreme

Clear-sky midday UV across fall averages around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Oslo peaks around July 15 at about 5 (moderate) — a little sun protection helps at midday. It bottoms out near January 1 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 4 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateLowJul 15UV 5Jan 1UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May4Moderate
Jun5Moderate
Jul5Moderate
Aug4Moderate
Sep3Moderate
Oct1Low
Nov0Low
Dec0Low
Location & terrain

Where is Oslo?

Oslo sits at 59.9°N, 10.7°E, 26 m above sea level, in Norway. The nearest listed city is Lillestrøm, 18 km away.

Topography around Oslo

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Oslo.

Within 3 km, the terrain around Oslo has only modest variations in elevation — a maximum elevation change of 169 m around an average of 41 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 535 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,381 m.

The land around Oslo is covered by artificial surfaces (47%), trees (29%) and water (21%) within 3 km, trees (63%) within 16 km, and trees (75%) within 80 km.

3 km
169 m
16 km
535 m
80 km
1,381 m
treesgrasslandcroplandartificial surfaceswater
Fall weather nearby: Lillestrøm 18 km · Asker 19 km · Drammen 36 km · Moss 53 km · Horten 57 km · Kongsberg 67 km · Sarpsborg 73 km · Tønsberg 74 km

Norway travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 91% of US
price level, 2025
GDP per capita
$94,594
2025
Happiness
7.2 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.7
per 100k, 2023
Road deaths
2.1
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 613
Religion
Church of Norway 68%other Christian 4%Muslim 3%Roman Catholic 3%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Oslo (59.9127°, 10.7461°, elevation 26 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.