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.
Sežana Weather in June
Thinking of visiting Sežana in June? Expect high temperatures reaching 25°C (77°F) during the day, dropping to 16°C (61°F) at night, and note that quite a bit of rainfall is likely.
Rainfall in Sežana in June
Analyzing past climate data, one can expect approximately 16 days of rain, averaging 125 mm (4.9 in). This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.
Temperature in Sežana in June
Daytime temperatures in Sežana reach 25°C (77°F) in June, dropping to 16°C (61°F) at night. June marks the summer season. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights cool down to 16°C (61°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.
Sunshine in Sežana in June
Expect a lot of sunshine this month, with about 243 hours of sun. These sunny conditions add to the overall experience.
Average water temperature in June
The water is 21°C (70°F) this month, a comfortable temperature that most swimmers enjoy. Warm enough to stay in without getting cold quickly.For Sežana itself, July generally stands out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Sežana Temperature in June
Min Temperature
16°C (61°F)
Max Temperature
25°C (77°F)
Water Temperature
21°C (70°F) *
Chance of Rain
52%
Precipitation
125 mm (4.9 in)
Rainy days
16 days
Humidity
66% *
Sunshine
243 hours *
Percentage Sunshine
55% *
* Data from: Triest, Italy (11 KM, 7 Miles).
Sežana Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Sežana - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Sežana typically rise from around 25°C (77°F) at the start of June to approximately 28°C (82°F) by the end. Nights are pleasant, with lows typically ranging from 14°C (57°F) to 18°C (64°F).
Average temperatures in June
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in June
Historical weather records for Sežana in June
Browse day-by-day weather records for Sežana spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Sežana historical weather extremes in June
Based on 50 years of weather observations in Sežana between 1976 and 2026, these are the recorded extremes.
- The warmest day in June was on June 29, 2026, with a maximum of 37°C (99°F).
- Sežana experienced its chilliest June day on June 18, 1981, reaching only 16°C (61°F).
- The lowest overnight temperature recorded in June was 7°C (45°F) (June 8, 2005).
Best Places in Slovenia in June
Find out more about the weather in Slovenia and which places have the best travel conditions in this month. See all of Slovenia in June →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Sežana in June
For Sežana in June, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Expect water temperatures of around 21°C (70°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
What To Do in Sežana in June
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming9/10 -
Cycling9/10 -
Walking9/10 -
Camping6/10 -
Outdoor sports9/10
Sežana 3-Day Forecast
More climate data for Sežana
Temperature Rainfall Sunshine Humidity Water Temp
See the full Sežana climate overview or explore weather in Slovenia.
Popular in June
Where to go in June - average daytime high across popular destinations.
Piran
25°C (77°F) Ljubljana
24°C (75°F) Portorož25°C (77°F) Maribor
25°C (77°F) Bled
22°C (72°F) Bovec22°C (72°F) Kranjska Gora21°C (70°F) Bohinj22°C (72°F) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
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