Boo Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Boo.
Climate overview of Boo
Boo, in Stockholm County, Sweden, experiences a humid continental climate with significant seasonal temperature variation. The area has pleasant summers and very cold winters with the region receiving moderate precipitation fairly well distributed throughout the year, including substantial snowfall during the winter months.
This area attracts tourists with its beautiful archipelago setting and proximity to Stockholm's islands. Let's now guide you through the climate details for a complete overview on the best time to visit.
Boo Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Boo — and find the best time to visit.
Monthly Temperature in Boo
The climate in Boo is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a pleasant 21°C (70°F) in July to a very cold 2°C (36°F) in February.
Nighttime temperatures range from 14°C (57°F) in July to -3°C (27°F) in February.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Boo
Generally, Boo receives mid-range precipitation levels, with 652 mm (26 in) annually. The amount of precipitation varies moderately throughout the year. The wettest month, August, sees around 72 mm (2.8 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, March, still receives a respectable 36 mm (1.4 in) of snow/rainfall. For more details, please visit our Boo 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 Boo
In Boo, summer days are longer and more sunny, with daily sunshine hours peaking at 9.4 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 1.1 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Water Temperature in Boo
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 Boo by Month
The relative humidity is high throughout the year in Boo.
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 Boo
The mean wind speed varies between 3 m/s (6 knots) and 4 m/s (8 knots) throughout the year. It is lowest in January, February, March, April, July, August, September, November and December and highest during May, June and October. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Boo
Frequently asked questions about the climate in Boo
What is the best time to visit Boo?
July and August typically offer the most optimal weather in Boo. In contrast, January, February, March, April, November and December tend to have less optimal conditions. Boo has a distinct dry season from March to April.
What temperatures can I expect in Boo?
Daytime highs range from 2°C (36°F) in February to 21°C (70°F) in July. Nighttime lows range from -3°C (27°F) to 14°C (57°F). Temperatures vary considerably through the year.
How much rain does Boo get?
Annual rainfall is around 652 mm (26 in). August is the wettest month with 72 mm (2.8 in), while March is the driest with 36 mm (1.4 in).
How sunny is Boo?
Boo 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.
Boo 3-Day Forecast
Boo 3-Day Forecast
Boo on the map
Boo is highlighted — select any city to see its climate.
Popular this month
Where to go in July — average daytime high across popular destinations.
Falkenberg
22°C (72°F) Lund
23°C (73°F) Stockholm23°C (73°F) Malmö23°C (73°F) Gothenburg22°C (72°F) Visby22°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.