Sečovlje
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Sečovlje Weather in May

With daytime temperatures of 21°C (70°F) and nighttime lows of 15°C (59°F), May in Sečovlje brings pleasant temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 94 mm (3.7 in) falls on average.

Rainfall in Sečovlje in May

Historically, May sees about 14 days of rain, with a monthly average of 94 mm (3.7 in). The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Sečovlje in May

May is a good time to be in Sečovlje. Days are excellent, reaching 21°C (70°F), with nights around 15°C (59°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights drop to around 15°C (59°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Sečovlje in May

Enjoy a sunny month with about 256 hours of sunshine, the clear skies make Sečovlje even more beautiful.

If you're inclined towards comfortable temperatures and drier conditions, May is a good time to visit Sečovlje.

Sečovlje Temperature in May

Min Temperature
15°C (59°F)
Max Temperature
21°C (70°F)
Chance of Rain
46%
Precipitation
94 mm (3.7 in)
Rainy days
14 days
Humidity
54% *
Sunshine
256 hours *
Percentage Sunshine
*
* Data from: Portorož, Slovenia (5 KM, 3 Miles).

Sečovlje Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Sečovlje - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Sečovlje typically rise from around 21°C (70°F) at the start of May to approximately 24°C (75°F) by the end. Nights are cool, with lows typically ranging from 10°C (50°F) to 14°C (57°F).

Average temperatures in May

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 May

Historical weather records for Sečovlje in May

Browse day-by-day weather records for Sečovlje spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Sečovlje historical weather extremes in May

According to our 50 years of weather records for Sečovlje, the following extremes were recorded between 1976 and 2026.

  • On May 29, 2008, temperatures climbed to 33°C (91°F), marking the warmest May day on record.
  • Sečovlje experienced its chilliest May day on May 13, 1978, reaching only 9°C (48°F).
  • The lowest overnight temperature recorded in May was 3°C (37°F) (May 1, 2026).

Best Places in Slovenia in May

Find out more about the weather in Slovenia and which places have the best travel conditions in this month. See all of Slovenia in May →

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 Sečovlje in May

Pleasant temperatures in May mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Sečovlje in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Cycling
    9/10
  • Walking
    9/10
  • Barbeque
    8/10
  • Camping
    8/10
  • Outdoor sports
    9/10

Sečovlje 3-Day Forecast

More climate data for Sečovlje

Popular in May

Where to go in May - average daytime high across popular destinations.

Bucket list

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