Portoroz, Municipality of Piran Climate
Slovenia
Pop. 2,947 Elev. 6 m / 20 ft
TZ: Europe/Ljubljana (UTC+2) ·
Portoroz has mild summers with average highs of 79°F (26°C) in July, and cool winters averaging 44°F (7°C) in February. Rain falls on about 63 days per year (51.3 in / 1302 mm total). The city averages 153 sunny days per year and around 40 thunderstorm days. Ocean water temperatures reach 82°F (28°C) in summer.
| Temperature | 26°C (79°F) high | 7°C (44°F) low |
| Feels like | 4°C (40°F) low | |
| Rain | 63 days | 1302 mm (51.3 in) /yr |
| Sky | 153 sunny | 40 stormy |
| Wind | 1.8 m/s (4.1 mph) avg |
Looking for a place with a climate like Portoroz? Explore and filter 150,000+ cities worldwide.
Explore on the MapMonthly Climate Chart
Best months to visit: May, Jun, Jul, Aug
Sky & Air by Month
Cloud cover (%)
62
Jan 53
Feb 52
Mar 48
Apr 53
May 35
Jun 47
Jul 41
Aug 49
Sep 43
Oct 50
Nov 56
Dec Humidity (%)
74
Jan 73
Feb 77
Mar 76
Apr 71
May 74
Jun 68
Jul 68
Aug 74
Sep 70
Oct 72
Nov 77
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 35 km Trieste Airport (TRS)
Ski resort 85 km Vogel
National park 3 km Krajinski park Sečoveljske soline
Mountain peak
(1,645 m) 77 km Matajur
Hospital 8 km
Hiking trail 2 km Strunjanska pešpot
Interested in Portoroz?
Hotels
Flights
Real Estate
Insurance
Connectivity
Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 10°C 50°F | 8°C 46°F | 129 mm 5.1 in | — | 9 |
| February | 9°C 49°F | 7°C 44°F | 70 mm 2.8 in | — | 11 |
| March | 12°C 54°F | 10°C 49°F | 171 mm 6.8 in | — | 10 |
| April | 15°C 60°F | 13°C 55°F | 72 mm 2.8 in | — | 13 |
| May | 19°C 66°F | 16°C 61°F | 118 mm 4.7 in | — | 11 |
| June | 25°C 78°F | 23°C 73°F | 8 mm 0.3 in | — | 17 |
| July | 26°C 79°F | 23°C 74°F | 113 mm 4.4 in | — | 12 |
| August | 26°C 79°F | 23°C 74°F | 93 mm 3.7 in | — | 18 |
| September | 23°C 73°F | 20°C 69°F | 216 mm 8.5 in | — | 13 |
| October | 18°C 64°F | 15°C 59°F | 152 mm 6.0 in | — | 16 |
| November | 14°C 57°F | 11°C 53°F | 126 mm 5.0 in | — | 13 |
| December | 11°C 53°F | 9°C 49°F | 35 mm 1.4 in | — | 10 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 9 | 3 |
| February | 11 | 1 |
| March | 10 | 6 |
| April | 13 | 1 |
| May | 11 | 4 |
| June | 17 | 0 |
| July | 12 | 4 |
| August | 18 | 5 |
| September | 13 | 8 |
| October | 16 | 4 |
| November | 13 | 4 |
| December | 10 | 0 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 12°C 53°F | 1°C 34°F |
| February | 11°C 51°F | 2°C 35°F |
| March | 12°C 54°F | 6°C 42°F |
| April | 16°C 61°F | 11°C 51°F |
| May | 21°C 71°F | 15°C 58°F |
| June | 27°C 80°F | 21°C 70°F |
| July | 28°C 82°F | 22°C 72°F |
| August | 26°C 80°F | 21°C 70°F |
| September | 25°C 77°F | 19°C 66°F |
| October | 22°C 72°F | 11°C 52°F |
| November | 18°C 64°F | 8°C 46°F |
| December | 14°C 57°F | 3°C 37°F |