Sežana Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Sežana.
Climate overview of Sežana
Sežana, Slovenia, experiences significant temperature variation throughout the year. Summers bring daytime highs of 27°C (81°F) in August, while winters cool to 7°C (45°F) in January.
With around 1590 mm (63 in) of annual rain/snowfall, Sežana has a notably wet climate. However, this rain/snowfall is not evenly distributed — the city has a distinct rainy season from September to November. The wettest month is November. The sunniest month is July, with 9.7 hours of sunshine per day on average.
Sežana Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Sežana — and find the best time to visit.
Monthly Temperature in Sežana
Depending on the time of the year, temperatures range from comfortable to chilly in Sežana. Average daytime temperatures reach a comfortable 27°C (81°F) in August. In January, the coolest month of the year, temperatures drop to a chilly 7°C (45°F).
At night, temperatures range from around 18°C (64°F) in August to 1°C (34°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Sežana
Sežana has a relatively rain/snowy climate with high precipitation levels, averaging 1590 mm (63 in) of rain/snowfall annually. Sežana experiences moderate seasonal variation in rainfall, with monthly averages ranging from 192 mm (7.6 in) in November, the wettest month, and 93 mm (3.7 in) in January, the driest month. For more details, please visit our Sežana 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 Sežana
Sežana can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 9.7 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 2.8 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Water Temperature in Sežana
The mean water temperature over the year ranges from 9°C (48°F) in February to 24°C (75°F) in August.
Water temperature over the year
Humidity in Sežana by Month
The relative humidity is high throughout the year in Sežana.
The city experiences its highest humidity in October, reaching 69%. In March, the humidity drops to its lowest level at 61%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Sežana
Rainfall during this time ranges from 97 mm (3.8 in) in July to 132 mm (5.2 in) in May. This means you can expect a mix of sunny days and occasional showers.
The rainy season falls during September, October and November, bringing heavy precipitation. Wondering where to travel based on your weather preferences? Our recommendation tool helps you find destinations with your ideal climate conditions. Use our weather planner to find your perfect destination.
Frequently asked questions about the climate in Sežana
What is the best time to visit Sežana?
July typically offers the most optimal weather in Sežana. In contrast, January, February, March, October, November and December tend to have less optimal conditions. Sežana has a distinct rainy season from September to November.
What temperatures can I expect in Sežana?
Daytime highs range from 7°C (45°F) in January to 27°C (81°F) in August. Nighttime lows range from 1°C (34°F) to 18°C (64°F). Temperatures vary considerably through the year.
How much rain does Sežana get?
Annual rainfall is around 1590 mm (63 in). November is the wettest month with 192 mm (7.6 in), while January is the driest with 93 mm (3.7 in).
How sunny is Sežana?
Sežana receives around 2,117 hours of sunshine per year. July is the sunniest month with 290 hours, while December is the cloudiest with just 84 hours. Overall, Sežana enjoys abundant sunshine.
Sežana 3-Day Forecast
Sežana 3-Day Forecast
Sežana on the map
Sežana is highlighted — select any city to see its climate.
Popular this month
Where to go in July — average daytime high across popular destinations.
Piran
27°C (81°F) Portorož27°C (81°F) Maribor27°C (81°F) Ljubljana27°C (81°F) Bled
24°C (75°F) Bovec24°C (75°F) Kranjska Gora
23°C (73°F) Bohinj24°C (75°F) 
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Go to Bovec in Slovenia
With mountains that linger in the blue sky, an emerald-green river Bovec offers picturesque scenes that are a must see for your bucket list.
Experience Dazzling Fairy Tales In The Lake Bled Of Slovenia
Slovenia's most well-known tourist destination is Lake Bled, which is still relatively undiscovered when compared to other European attractions despite its growing notoriety.