Portoroz Climate (Weather Averages)

The Climate Guide for Portoroz, Slovenia is perfect for planning your holiday. Monthly weather averages give the best indication of what the weather is usually like for every month of the year including figures for temperature, rainfall and sunshine.

Portoroz Weather Slovenia Summary Portoroz Climate Portoroz Today Portoroz Forecast Portoroz When Best
Portoroz Weather Slovenia Summary Portoroz Climate Portoroz Today Portoroz Forecast Portoroz When Best
J F M A M J J A S O N D
Max Daytime Temperature (°C) 8°C (46°F) Max Daytime Temperature in January in Portoroz 9°C (48°F) Max Daytime Temperature in February in Portoroz 12°C (54°F) Max Daytime Temperature in March in Portoroz 16°C (61°F) Max Daytime Temperature in April in Portoroz 21°C (70°F) Max Daytime Temperature in May in Portoroz 24°C (75°F) Max Daytime Temperature in June in Portoroz 27°C (81°F) Max Daytime Temperature in July in Portoroz 27°C (81°F) Max Daytime Temperature in August in Portoroz 23°C (73°F) Max Daytime Temperature in September in Portoroz 19°C (66°F) Max Daytime Temperature in October in Portoroz 13°C (55°F) Max Daytime Temperature in November in Portoroz 9°C (48°F) Max Daytime Temperature in December in Portoroz
Min Night-time Temperature (°C) 3°C (37°F) Min Night-time Temperature in January in Portoroz 4°C (39°F) Min Night-time Temperature in February in Portoroz 6°C (43°F) Min Night-time Temperature in March in Portoroz 9°C (48°F) Min Night-time Temperature in April in Portoroz 13°C (55°F) Min Night-time Temperature in May in Portoroz 17°C (63°F) Min Night-time Temperature in June in Portoroz 19°C (66°F) Min Night-time Temperature in July in Portoroz 19°C (66°F) Min Night-time Temperature in August in Portoroz 16°C (61°F) Min Night-time Temperature in September in Portoroz 12°C (54°F) Min Night-time Temperature in October in Portoroz 7°C (45°F) Min Night-time Temperature in November in Portoroz 4°C (39°F) Min Night-time Temperature in December in Portoroz
Hours of Sunshine (Daily) 3 Hours of Bright Sunshine per day (37% of Daylight Hours) in January in Portoroz 5 Hours of Bright Sunshine per day (43% of Daylight Hours) in February in Portoroz 5 Hours of Bright Sunshine per day (40% of Daylight Hours) in March in Portoroz 6 Hours of Bright Sunshine per day (45% of Daylight Hours) in April in Portoroz 7 Hours of Bright Sunshine per day (49% of Daylight Hours) in May in Portoroz 8 Hours of Bright Sunshine per day (51% of Daylight Hours) in June in Portoroz 9 Hours of Bright Sunshine per day (60% of Daylight Hours) in July in Portoroz 8 Hours of Bright Sunshine per day (60% of Daylight Hours) in August in Portoroz 7 Hours of Bright Sunshine per day (54% of Daylight Hours) in September in Portoroz 5 Hours of Bright Sunshine per day (48% of Daylight Hours) in October in Portoroz 4 Hours of Bright Sunshine per day (37% of Daylight Hours) in November in Portoroz 3 Hours of Bright Sunshine per day (34% of Daylight Hours) in December in Portoroz
Hours of Daylight (Daily) 9 Hours of Daylight in January in Portoroz 10 Hours of Daylight in February in Portoroz 12 Hours of Daylight in March in Portoroz 14 Hours of Daylight in April in Portoroz 15 Hours of Daylight in May in Portoroz 16 Hours of Daylight in June in Portoroz 15 Hours of Daylight in July in Portoroz 14 Hours of Daylight in August in Portoroz 13 Hours of Daylight in September in Portoroz 11 Hours of Daylight in October in Portoroz 10 Hours of Daylight in November in Portoroz 9 Hours of Daylight in December in Portoroz
Heat and Humidity Discomfort No Heat & Humidity in January in Portoroz No Heat & Humidity in February in Portoroz No Heat & Humidity in March in Portoroz No Heat & Humidity in April in Portoroz No Heat & Humidity in May in Portoroz No Heat & Humidity in June in Portoroz Low Heat & Humidity in July in Portoroz Low Heat & Humidity in August in Portoroz No Heat & Humidity in September in Portoroz No Heat & Humidity in October in Portoroz No Heat & Humidity in November in Portoroz No Heat & Humidity in December in Portoroz
Days with some Rainfall 12 Days with some Rainfall in January in Portoroz 11 Days with some Rainfall in February in Portoroz 11 Days with some Rainfall in March in Portoroz 13 Days with some Rainfall in April in Portoroz 14 Days with some Rainfall in May in Portoroz 14 Days with some Rainfall in June in Portoroz 11 Days with some Rainfall in July in Portoroz 11 Days with some Rainfall in August in Portoroz 11 Days with some Rainfall in September in Portoroz 11 Days with some Rainfall in October in Portoroz 13 Days with some Rainfall in November in Portoroz 12 Days with some Rainfall in December in Portoroz
Monthly Rainfall (mm) 76 mm (3.0 inches) Monthly Rainfall in January in Portoroz 72 mm (2.8 inches) Monthly Rainfall in February in Portoroz 73 mm (2.9 inches) Monthly Rainfall in March in Portoroz 93 mm (3.7 inches) Monthly Rainfall in April in Portoroz 83 mm (3.3 inches) Monthly Rainfall in May in Portoroz 94 mm (3.7 inches) Monthly Rainfall in June in Portoroz 70 mm (2.8 inches) Monthly Rainfall in July in Portoroz 95 mm (3.7 inches) Monthly Rainfall in August in Portoroz 111 mm (4.4 inches) Monthly Rainfall in September in Portoroz 97 mm (3.8 inches) Monthly Rainfall in October in Portoroz 117 mm (4.6 inches) Monthly Rainfall in November in Portoroz 86 mm (3.4 inches) Monthly Rainfall in December in Portoroz
UV Index (Maximum) UV (Maximum) Index 1 (Low) in January in Portoroz UV (Maximum) Index 2 (Low) in February in Portoroz UV (Maximum) Index 3 (Moderate) in March in Portoroz UV (Maximum) Index 5 (Moderate) in April in Portoroz UV (Maximum) Index 7 (High) in May in Portoroz UV (Maximum) Index 8 (Very High) in June in Portoroz UV (Maximum) Index 8 (Very High) in July in Portoroz UV (Maximum) Index 7 (High) in August in Portoroz UV (Maximum) Index 5 (Moderate) in September in Portoroz UV (Maximum) Index 3 (Moderate) in October in Portoroz UV (Maximum) Index 1 (Low) in November in Portoroz UV (Maximum) Index 1 (Low) in December in Portoroz
Sea Temperature (°C) 12°C (54°F) Sea Temperature in January in Portoroz 11°C (52°F) Sea Temperature in February in Portoroz 11°C (52°F) Sea Temperature in March in Portoroz 13°C (55°F) Sea Temperature in April in Portoroz 18°C (64°F) Sea Temperature in May in Portoroz 22°C (72°F) Sea Temperature in June in Portoroz 24°C (75°F) Sea Temperature in July in Portoroz 25°C (77°F) Sea Temperature in August in Portoroz 23°C (73°F) Sea Temperature in September in Portoroz 19°C (66°F) Sea Temperature in October in Portoroz 16°C (61°F) Sea Temperature in November in Portoroz 14°C (57°F) Sea Temperature in December in Portoroz
J F M A M J J A S O N D
 		    
 

Portoroz Climate Zone

Portoroz has a warm temperate climate with warm summers and some rainfall in all months.
Portoroz Holidays Portoroz Flights Portoroz Hotels Portoroz Hire Cars Portoroz Villas Portoroz Transfers
Portoroz Holidays Portoroz Flights Portoroz Hotels Portoroz Hire Cars Portoroz Villas Portoroz Transfers

  Bled   Bohinj   Bovec   Celje   Kranjska Gora   Ljubljana   Maribor   Ptuj  

Portoroz Weather by Month
Check the weather for a particular month in Portoroz by selecting a month from the list below. Alternatively check which month usually has the Best Weather in Portoroz. If you are not sure where to go, why not try our Holiday Planner.
  · January
  · February
  · March
   · April
  · May
  · June
   · July
  · August
  · September
   · October
  · November
  · December
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