Sežana Weather in October
October in Sežana brings moderate temperatures, with highs of 17°C (63°F) and nights dropping to 10°C (50°F). The rainy season is in full swing this month, so frequent downpours are part of the picture.
Rainfall in Sežana in October
Sežana is in the rainy season in October, with rain on around 12 days and an average of 182 mm (7.2 in). Rain during the rainy season is significant rather than just light drizzle. Expect proper showers on most rainy days.
Temperature in Sežana in October
In October, expect moderate temperatures in Sežana, with highs of 17°C (63°F) and lows of 10°C (50°F) at night. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights fall to 10°C (50°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.
Sunshine in Sežana in October
The area enjoys a moderate level of sunlight, with around 167 hours. It's a good balance between sunny and rainy days.
Average water temperature in October
At 18°C (64°F), the water is getting there — comfortable enough for most swimmers, though those used to warmer seas may still find it a touch cool.October in Sežana has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Slovenia, check out our Sežana's climate page.
Sežana Temperature in October
Min Temperature
10°C (50°F)
Max Temperature
17°C (63°F)
Water Temperature
18°C (64°F) *
Chance of Rain
41%
Precipitation
182 mm (7.2 in)
Rainy days
12 days
Humidity
69% *
Sunshine
167 hours *
Percentage Sunshine
52% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Sežana typically drop from around 21°C (70°F) at the start of October to approximately 17°C (63°F) by the end. Nights are cool, with lows typically ranging from 9°C (48°F) to 13°C (55°F).
Average temperatures in October
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 October
Historical weather for Sežana in October
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 October
Our historical data for Sežana spans 1976 to 2025, revealing these weather extremes.
- On October 2, 2011, temperatures climbed to 30°C (86°F), marking the warmest October day on record.
- The coldest October day was on October 28, 1997, with a maximum of 7°C (45°F).
- Sežana registered its coldest October night on October 25, 2003, with temperatures dropping to -2°C (28°F).
Best Places in Slovenia in October
Find out more about the weather in Slovenia and which places have the best travel conditions in this month. See all of Slovenia in October →
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What to Wear in Sežana in October
Comfortable temperatures call for an easy wardrobe in October. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. It's going to pour! Pack a good poncho and prepare for very wet conditions. With water temperatures around 18°C (64°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Sežana in October
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Slovenia, check out our Sežana's climate page.
Temperature Rainfall Sunshine Humidity Water Temp
See the full Sežana climate overview or explore weather in Slovenia.
