Nynäshamn Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Nynäshamn.
Climate overview of Nynäshamn
Nynäshamn, Stockholm county, Sweden, sees big temperature differences between seasons, with July peaking at 21°C (70°F) and February dropping to 2°C (36°F).
The city receives around 660 mm (26 in) of rain/snowfall per year. It experiences a distinct dry season from March to April, with pleasant summers and cold winters. November is the wettest month and March the driest. Sunshine peaks in July, when the city sees around 9.4 hours of sunshine per day.
Nynäshamn Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Nynäshamn - and find the best time to visit.
Monthly Temperature in Nynäshamn
Visitors to Nynäshamn can expect significant temperature changes throughout the year. On average, daytime temperatures range from a pleasant 21°C (70°F) in July to a chilly 2°C (36°F) in February.
Nighttime temperatures range from 15°C (59°F) in July to -2°C (28°F) in February.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Nynäshamn
Generally, Nynäshamn experiences moderate precipitation patterns, averaging 660 mm (26 in) yearly. The amount of precipitation varies moderately throughout the year. The wettest month, November, sees around 68 mm (2.7 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, March, still receives a respectable 37 mm (1.5 in) of snow/rainfall. For more details, please visit our Nynäshamn 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 Nynäshamn
In Nynäshamn, 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
Humidity in Nynäshamn by Month
The relative humidity is high throughout the year in Nynäshamn.
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
Best Time to Visit Nynäshamn
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: July and August
- Warmest weather: July and August
- Most sunshine: May, June and July
- Fewest rainy days: April, May and June
- Seasonal pattern: A distinct dry season from March to April, with pleasant summers and cold winters
- Coldest conditions: February, with freezing nights around -2°C (28°F).
Frequently asked questions about the climate in Nynäshamn
What is the best time to visit Nynäshamn?
July and August typically offer the most optimal weather in Nynäshamn. In contrast, January, February, March, April, November and December tend to have less optimal conditions. Nynäshamn has a distinct dry season from March to April, with pleasant summers and cold winters.
What temperatures can I expect in Nynäshamn?
Daytime highs range from 2°C (36°F) in February to 21°C (70°F) in July. Nighttime lows range from -2°C (28°F) to 15°C (59°F). Temperatures vary considerably through the year.
How much rain does Nynäshamn get?
Annual rainfall is around 660 mm (26 in). November is the wettest month with 68 mm (2.7 in), while March is the driest with 37 mm (1.5 in).
How sunny is Nynäshamn?
Nynäshamn 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.
Nynäshamn 3-Day Forecast
Nynäshamn on the map
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Popular this month
Where to go in August - average daytime high across popular destinations.
Lund
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22°C (72°F) Stockholm22°C (72°F) Karlskrona21°C (70°F) Simrishamn20°C (68°F) 
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