Climate averages 1991–2020
Klagenfurt am Wörthersee weather
in August.
A warm, wet month: the 2nd warmest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a warm month in Klagenfurt am Wörthersee: daytime highs average 24.1°C and nights cool to about 15.3°C. By daytime temperature it is the 2nd warmest of the 12 months.
Expect about 152 mm of rain on roughly 14 days, which makes August a wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 14 h 12 min on an average August day.
The nearest other city in this atlas is Ljubljana (66 km away). In August its highs average 25.2°C, 1.1°C warmer than Klagenfurt am Wörthersee, with 112 mm of rain.
Among the 6 cities listed in Austria, Klagenfurt am Wörthersee ranks 3rd of 6 for the warmest August highs and 4th of 6 for the driest August (rainfall, lowest first). The mean August high of those 6 cities is 24.2°C; Klagenfurt am Wörthersee is level with that mean.
From August to September, average highs fall by 4.9°C to 19.2°C, and monthly rainfall falls from 152 mm to 139 mm.
The annual picture
August in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Klagenfurt am Wörthersee climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 3.1°C-4.0°C | -4.0°C | 48 | 6.8 | 9.09 h |
| February | 4.9°C-2.9°C | -2.9°C | 60 | 7.4 | 10.310 h |
| March | 9.4°C0.8°C | 0.8°C | 76 | 9.7 | 11.912 h |
| April | 14.5°C4.9°C | 4.9°C | 96 | 12.6 | 13.514 h |
| May | 18.9°C9.4°C | 9.4°C | 119 | 14.6 | 15.015 h |
| June | 22.6°C13.1°C | 13.1°C | 136 | 14.8 | 15.816 h |
| July | 24.5°C15.1°C | 15.1°C | 140 | 14.9 | 15.415 h |
| August, selected | 24.1°C15.3°C | 15.3°C | 152 | 14.0 | 14.214 h |
| September | 19.2°C11.1°C | 11.1°C | 139 | 11.5 | 12.613 h |
| October | 14.2°C6.9°C | 6.9°C | 121 | 9.7 | 10.911 h |
| November | 8.5°C2.5°C | 2.5°C | 120 | 10.6 | 9.59 h |
| December | 3.6°C-2.8°C | -2.8°C | 80 | 8.5 | 8.69 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
August in nearby cities
- Ljubljana in AugustSlovenia · 66 kmHigh 25.2°C · Low 15.9°C · 112 mm rain
- Graz in AugustAustria · 99 kmHigh 24.0°C · Low 13.8°C · 89 mm rain
- Udine in AugustItaly · 103 kmHigh 26.5°C · Low 16.5°C · 96 mm rain
- Maribor in AugustSlovenia · 103 kmHigh 25.6°C · Low 16.1°C · 108 mm rain
- Trieste in AugustItaly · 116 kmHigh 27.7°C · Low 18.9°C · 111 mm rain
- Rijeka in AugustCroatia · 145 kmHigh 27.9°C · Low 19.0°C · 90 mm rain
- Zagreb in AugustCroatia · 157 kmHigh 27.4°C · Low 17.3°C · 81 mm rain
- Salzburg in AugustAustria · 162 kmHigh 23.4°C · Low 13.5°C · 193 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Klagenfurt am Wörthersee) is explained once on the Klagenfurt am Wörthersee year overview and on the Sources, method and limits page.