Oslo Climate and Average Weather
Climate of Oslo: average temperatures, rainfall and seasons month by month.
Climate in Oslo month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 27° | 17° | 3,3 in | ★★☆☆☆ |
| February | 29° | 19° | 1,9 in | ★★☆☆☆ |
| March | 44° | 31° | 2,4 in | ★★★☆☆ |
| April | 53° | 36° | 2,0 in | ★★★☆☆ |
| May | 63° | 46° | 2,3 in | ★★★★☆ |
| June | 66° | 53° | 4,1 in | ★★★★☆ |
| July | 72° | 57° | 4,9 in | ★★★★☆ |
| August | 68° | 54° | 3,4 in | ★★★★☆ |
| September | 61° | 50° | 3,1 in | ★★★★☆ |
| October | 49° | 40° | 3,0 in | ★★★☆☆ |
| November | 38° | 31° | 2,3 in | ★★☆☆☆ |
| December | 33° | 26° | 2,5 in | ★★☆☆☆ |
Climate type: Subarctic. Source: Open-Meteo archive (ERA5).
Recent extremes in Oslo
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Oslo compares with nearby places
Annual averages, and the difference against Oslo.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Bergen | 190 mi | 45°F | about the same | 100 in |
| Stockholm Arlanda Airport | 250 mi | 46°F | +33°F warmer | 24 in |
| Sweden | 259 mi | 46°F | +34°F warmer | 23 in |
| Stockholm | 259 mi | 46°F | +34°F warmer | 23 in |
| Denmark | 300 mi | 50°F | +38°F warmer | 25 in |
Climate by airport in Oslo
1 airports mapped in this atlas
Best time to visit Oslo
Go in May, June, July, August and September. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, February and December - expect the least comfortable mix of heat, cold or rain.
What this means for Oslo
Today is slightly warmer than average for October. The forecast high of 56°F is 7°F above the 49°F typical for this month.
A 100% chance means rain is expected over most of the area. Plan indoor alternatives.
Wet roads are likely; braking distances roughly double in heavy rain.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 75°F.
What to pack, what to skip
- A warm mid-layer and gloves for early mornings and evenings
- A packable rain shell - 2 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid January, February and December - historically the least comfortable months here.
Summary
Oslo is a city in Norway. Oslo is known for Fjord city with modern museums. It has a population of about 710.000.
Right now it is 50°F (10°C) in Oslo with overcast. It feels like 47°F. Today runs from 46°F to 56°F. Chance of precipitation is 100%. Sightseeing conditions score 6.3/10 - fair - plan around the weather.
The best time to visit Oslo is May, June, July, August and September. The climate is subarctic. January, February and December tend to be the least comfortable months. July is the warmest month with average highs near 72°F, while January is the coldest with lows near 17°F.
The closest major airport is Oslo Gardermoen Airport (OSL), about 23 mi away.
In plain terms. Today is slightly warmer than average for October. The forecast high of 56°F is 7°F above the 49°F typical for this month. The best window to be outside is roughly 1 PM to 4 PM, when temperature, rain chance and wind line up best. fishing is the strongest bet in Oslo today at 9.4/10. Wet roads are likely; braking distances roughly double in heavy rain.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Oslo
Weather map for Oslo
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Explore Oslo
Every topic we hold for this place, and the same topic for the places around it.
Climate for related places
Frequently asked questions
Where is Oslo?
Oslo is a city in Norway. Its coordinates are 59.9139, 10.7522. It lies in Europe.
What is the weather like in Oslo right now?
It is currently 50°F (10°C) with overcast. Humidity is 90% and wind is 6 mph.
When is the best time to visit Oslo?
May, June, July, August and September offer the most comfortable conditions in Oslo, which has a subarctic climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is Oslo in?
Oslo observes Europe/Oslo (UTC+01:00). The local time is 12:39 AM.
How many people live in Oslo?
Oslo has a population of approximately 710.000.
What is the nearest airport to Oslo?
The closest airports are Oslo Gardermoen Airport (OSL), 23 mi away, Stockholm Arlanda Airport (ARN), 250 mi away and Copenhagen Airport (CPH), 305 mi away.
What places are in Oslo?
Oslo covers 1 places in this atlas, including Oslo Gardermoen Airport.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-world) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated October 27, 2026 at 12:39 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
