Climate & Weather in Koper, 🇸🇮 Slovenia - Monthly Averages, Forecast & Air Quality
🇸🇮 Koper,
Slovenia
#1649
Nomad Score
6.5
Coords
45.5479864, 13.7304781
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CURRENT CONDITIONS
Temperature
29.6°C
/
17.8°C
Feels Like
30.9°C / 18.2°C
Weather
🌤️ Overcast
Humidity
%
Wind
15.8 km/h
(gusts 23.4)
UV Index
6.2
Sunrise / Sunset
06:16
/
19:58
Daylight
13.7 hrs
7-DAY FORECAST
| Date | Weather | High | Low | Rain % |
|---|---|---|---|---|
| Mon 24 Aug | 🌤️ Overcast | 29.6° | 17.8° | 0% |
| Tue 25 Aug | ⛈️ Thunderstorm | 27.9° | 19.8° | 82% |
| Wed 26 Aug | 🌤️ Overcast | 28.1° | 19.1° | 0% |
| Thu 27 Aug | 🌤️ Overcast | 29.3° | 21.0° | 0% |
| Fri 28 Aug | 🌧️ Slight rain showers | 32.5° | 22.8° | 23% |
| Sat 29 Aug | 🌧️ Slight rain showers | 26.4° | 22.1° | 67% |
| Sun 30 Aug | 🌤️ Partly cloudy | 27.7° | 21.8° | 25% |
BEST MONTHS TO VISIT
| Month | Rating | Avg High | Avg Low | Rain Days |
|---|---|---|---|---|
| June | Excellent | 27.2°C | 18.5°C | 5.8 |
| September | Excellent | 24.2°C | 16.2°C | 10.6 |
| August | Excellent | 29.1°C | 20.2°C | 7.2 |
| July | Good | 29.4°C | 20.6°C | 9.1 |
| October | Good | 19.7°C | 12.4°C | 9.9 |
| May | Good | 21.0°C | 13.1°C | 15.1 |
| April | Fair | 16.3°C | 8.0°C | 10.0 |
| March | Fair | 13.6°C | 5.4°C | 9.1 |
| January | Poor | 9.3°C | 2.9°C | 11.0 |
| February | Poor | 11.1°C | 3.7°C | 9.1 |
| November | Poor | 14.0°C | 7.5°C | 12.2 |
| December | Poor | 10.8°C | 4.6°C | 10.1 |
TEMPERATURE BY MONTH
PRECIPITATION & RAIN DAYS
SUNSHINE, UV & HUMIDITY
AIR QUALITY
26
🟢 Good
US Air Quality Index
European AQI: 22
PM2.5
4.7 µg/m³
PM10
6.7 µg/m³
Ozone
56.0 µg/m³
NO₂
5.3 µg/m³
SO₂
0.4 µg/m³
CO
151.0 µg/m³
UV Index
0.7
Dust
0.0 µg/m³
Pollen
🌾 Grass
2.9
🌳 Birch
0.0
🌿 Ragweed
26.0
MONTHLY CLIMATE DATA
| Month | High | Low | Mean | Feels Hi | Feels Lo | Precip | Rain Days | Snow | Sun | Daylight | UV | Humidity | Wind | Clouds |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | 9.3° | 2.9° | 5.8° | 6.2° | -1.0° | 98.7 mm | 11.0 | 1.3 cm | 173.6 hrs | 9.2 hrs | - | 74.4% | 18.8 km/h | 64.3% |
| Feb | 11.1° | 3.7° | 7.0° | 8.3° | 0.1° | 79.1 mm | 9.1 | 0.6 cm | 198.8 hrs | 10.4 hrs | - | 73.6% | 17.0 km/h | 60.3% |
| Mar | 13.6° | 5.4° | 9.3° | 11.0° | 1.9° | 103.9 mm | 9.1 | 0.4 cm | 282.1 hrs | 11.9 hrs | - | 66.5% | 18.1 km/h | 51.5% |
| Apr | 16.3° | 8.0° | 12.1° | 14.8° | 5.0° | 95.6 mm | 10.0 | 0.8 cm | 306.0 hrs | 13.5 hrs | - | 67.2% | 18.6 km/h | 56.3% |
| May | 21.0° | 13.1° | 17.1° | 21.3° | 11.3° | 127.3 mm | 15.1 | 0.0 cm | 353.4 hrs | 14.9 hrs | - | 70.1% | 17.7 km/h | 57.7% |
| Jun | 27.2° | 18.5° | 23.0° | 29.1° | 18.4° | 64.5 mm | 5.8 | 0.0 cm | 399.0 hrs | 15.6 hrs | - | 63.3% | 16.0 km/h | 39.6% |
| Jul | 29.4° | 20.6° | 25.0° | 31.5° | 20.8° | 106.1 mm | 9.1 | 0.0 cm | 403.0 hrs | 15.3 hrs | - | 60.9% | 17.0 km/h | 36.4% |
| Aug | 29.1° | 20.2° | 24.6° | 30.7° | 20.2° | 97.5 mm | 7.2 | 0.0 cm | 378.2 hrs | 14.1 hrs | - | 60.9% | 17.5 km/h | 36.9% |
| Sep | 24.2° | 16.2° | 19.9° | 24.6° | 15.2° | 190.0 mm | 10.6 | 0.0 cm | 303.0 hrs | 12.5 hrs | - | 68.7% | 17.1 km/h | 47.2% |
| Oct | 19.7° | 12.4° | 15.7° | 19.1° | 10.4° | 171.8 mm | 9.9 | 0.0 cm | 251.1 hrs | 10.9 hrs | - | 74.6% | 18.0 km/h | 56.5% |
| Nov | 14.0° | 7.5° | 10.5° | 11.8° | 4.2° | 147.8 mm | 12.2 | 0.2 cm | 189.0 hrs | 9.5 hrs | - | 73.0% | 20.0 km/h | 62.1% |
| Dec | 10.8° | 4.6° | 7.4° | 8.3° | 1.0° | 101.4 mm | 10.1 | 0.3 cm | 151.9 hrs | 8.8 hrs | - | 75.7% | 17.4 km/h | 66.2% |