Climate averages 1991–2020
Klagenfurt am Wörthersee weather
in January.
A cold, moderately wet month: the coolest and the driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a cold month in Klagenfurt am Wörthersee: daytime highs average 3.1°C and nights cool to about -4.0°C. By daytime temperature it is the coolest month of the year.
Expect about 48 mm of rain on roughly 7 days, which makes January a moderately wet month (the driest month of the year). Daylight, from sunrise to sunset, lasts about 9 h 01 min on an average January day.
The nearest other city in this atlas is Ljubljana (66 km away). In January its highs average 3.7°C, 0.6°C warmer than Klagenfurt am Wörthersee, with 59 mm of rain.
Among the 6 cities listed in Austria, Klagenfurt am Wörthersee ranks joint 4th of 6 for the warmest January highs and 3rd of 6 for the driest January (rainfall, lowest first). The mean January high of those 6 cities is 3.3°C; Klagenfurt am Wörthersee is 0.2°C cooler than that mean.
From January to February, average highs rise by 1.8°C to 4.9°C, and monthly rainfall rises from 48 mm to 60 mm.
The annual picture
January 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, selected | 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 | 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
January in nearby cities
- Ljubljana in JanuarySlovenia · 66 kmHigh 3.7°C · Low -2.7°C · 59 mm rain
- Graz in JanuaryAustria · 99 kmHigh 3.4°C · Low -5.3°C · 27 mm rain
- Udine in JanuaryItaly · 103 kmHigh 6.3°C · Low -1.7°C · 75 mm rain
- Maribor in JanuarySlovenia · 103 kmHigh 4.5°C · Low -3.0°C · 38 mm rain
- Trieste in JanuaryItaly · 116 kmHigh 7.2°C · Low 1.1°C · 90 mm rain
- Rijeka in JanuaryCroatia · 145 kmHigh 6.8°C · Low 0.7°C · 122 mm rain
- Zagreb in JanuaryCroatia · 157 kmHigh 4.7°C · Low -2.2°C · 49 mm rain
- Salzburg in JanuaryAustria · 162 kmHigh 3.1°C · Low -5.3°C · 116 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.