Bromma Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Bromma.
Climate overview of Bromma
Temperatures in Bromma, Stockholm county, Sweden, vary greatly throughout the year. July is the hottest month at 23°C (73°F), while January is the coldest at 2°C (36°F).
Bromma sees a moderate amount of rain/snowfall, totalling around 636 mm (25 in) per year. It experiences a distinct dry season from February to April, with warm summers and very cold winters, creating some seasonal variation. Sunshine peaks in July, when the city sees around 9.4 hours of sunshine per day.
Bromma Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Bromma - and find the best time to visit.
Monthly Temperature in Bromma
The climate in Bromma is known for significant temperature differences throughout the year, making the weather dynamic. Average maximum daytime temperatures range from a comfortable 23°C (73°F) in July, the warmest time of the year, to a very cold 2°C (36°F) during cooler months like January.
At night, you can expect temperatures ranging from 13°C (55°F) in July to around -5°C (23°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Bromma
Generally, Bromma receives mid-range precipitation levels, with 636 mm (25 in) annually. While rainfall varies throughout the year, each season offers its own charm. August brings wetter days averaging 75 mm (3 in) of precipitation, spread over 13 rainy days.
In contrast, the driest month March experiences a drier climate, with about 35 mm (1.4 in) of snow/rainfall spread across 12 snowy/rainy days. For more details, please visit our Bromma Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Bromma
Seasonal changes in sunshine hours are quite dramatic in Bromma. While July receives considerable daily sunshine with up to 9.4 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.1 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Water Temperature in Bromma
The mean water temperature over the year ranges from 1°C (34°F) in March to 19°C (66°F) in August.
Water temperature over the year
Humidity in Bromma by Month
The relative humidity is high throughout the year in Bromma.
The city experiences its highest humidity in November, reaching 87%. In May, the humidity drops to its lowest level at 60%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Bromma
The mean wind speed over the year ranges from 3 m/s (6 knots) in January, February, March, April, July, August, September, November and December to 4 m/s (8 knots) in May, June and October. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Bromma
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June, July and August
- Warmest weather: July and August
- Most sunshine: May, June and July
- Fewest rainy days: March, April, May and June
- Warmest water temperature: August, although the water may still feel cool.
- Seasonal pattern: A distinct dry season from February to April, with warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -5°C (23°F).
Frequently asked questions about the climate in Bromma
What is the best time to visit Bromma?
June, July and August typically offer the most optimal weather in Bromma. In contrast, January, February, March, November and December tend to have less optimal conditions. Bromma has a distinct dry season from February to April, with warm summers and very cold winters.
What temperatures can I expect in Bromma?
Daytime highs range from 2°C (36°F) in January to 23°C (73°F) in July. Nighttime lows range from -5°C (23°F) to 13°C (55°F). Temperatures vary considerably through the year.
How much rain does Bromma get?
Annual rainfall is around 636 mm (25 in). August is the wettest month with 75 mm (3 in), while March is the driest with 35 mm (1.4 in).
How sunny is Bromma?
Bromma receives around 1,917 hours of sunshine per year. July is the sunniest month with 283 hours, while December is the cloudiest with just 32 hours.
Bromma 3-Day Forecast
Bromma on the map
Bromma is highlighted - select any city to see its climate.
Popular this month
Where to go in August - average daytime high across popular destinations.
Lund
22°C (72°F) Malmö23°C (73°F) Gothenburg21°C (70°F) Falkenberg22°C (72°F) Visby
22°C (72°F) Stockholm22°C (72°F) Karlskrona21°C (70°F) Simrishamn20°C (68°F) 
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Stockholm is one of the most beautiful cities in the world
The Swedish capital is special because of the mix of culture, nature and city. It's a city that should be on everyone's bucket list.
Nordic skating in Sweden
In between the snowy hills and dense pine forests you will find an innumerable amount of lakes in Sweden, large and small ones on which you can skate wonderfully.
Sleep among the trees in Sweden
If you are looking for a tranquil retreat in Swedish Lapland we recommend to stay at Granó Beckasin. It has a fantastic location on the Ume river where you will experience silence and tranquility.
See the northern lights
The northern lights, polar light or Aarora Borealis is a true spectacle of nature! Green, sometimes purple, red and yellow streaks of light colors the dark skies.