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Klagenfurt weather by month
Check out Klagenfurt weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.
Temperature in Klagenfurt (°C)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Max temperature (daytime) | 0 |
4 |
9 |
14 |
19 |
22 |
24 |
24 |
20 |
14 |
6 |
1 |
| Min temperature (night-time) | -7 |
-5 |
-2 |
3 |
7 |
10 |
12 |
12 |
9 |
4 |
-1 |
-5 |
| Heat & Humidity | 0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme
Sunshine & UV index in Klagenfurt
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daily hours of sunshine | ||||||||||||
| Daily hours of daylight | 9 |
10 |
12 |
14 |
15 |
16 |
15 |
14 |
13 |
11 |
9 |
9 |
| UV Index (Maximum) | 1 |
2 |
3 |
5 |
7 |
8 |
8 |
7 |
5 |
3 |
1 |
1 |
Rainfall in Klagenfurt
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Number of days with some rain | 10 |
10 |
11 |
13 |
15 |
16 |
15 |
14 |
11 |
10 |
12 |
10 |
| Average monthly rainfall (mm) | 85 |
82 |
100 |
123 |
138 |
158 |
151 |
143 |
140 |
132 |
158 |
101 |
More about Klagenfurt
Klagenfurt by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
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The climate guide for Austria (Klagenfurt) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
What's the climate like in Klagenfurt?
Klagenfurt has a cold climate with warm summers and some rainfall in all months.
Klagenfurt weather in January
Expect daytime maximum temperatures of 0°C in Klagenfurt, Austria in January based on long-term weather averages. There are 3 hours of sunshine per day on average with 10 days with some rainfall and typically 85 mm of rainfall in the month, which might fall as snow.
- 0°C max day temperature
0 - 3 hours of sunshine per day
- 10 days with some rainfall
10 - -7°C min night temperature
-7 - 9 hours of daylight per day
9 - No heat & humidity
0 - 85 mm of monthly rainfall
85 - 1 (Low) UV index
1
Klagenfurt weather in February
Expect daytime maximum temperatures of 4°C in Klagenfurt, Austria in February based on long-term weather averages. There are 4 hours of sunshine per day on average with 10 days with some rainfall and typically 82 mm of rainfall in the month, which might fall as snow.
- 4°C max day temperature
4 - 4 hours of sunshine per day
- 10 days with some rainfall
10 - -5°C min night temperature
-5 - 10 hours of daylight per day
10 - No heat & humidity
0 - 82 mm of monthly rainfall
82 - 2 (Low) UV index
2
Klagenfurt weather in March
Expect daytime maximum temperatures of 9°C in Klagenfurt, Austria in March based on long-term weather averages. There are 5 hours of sunshine per day on average with 11 days with some rainfall and typically 100 mm of rainfall in the month.
- 9°C max day temperature
9 - 5 hours of sunshine per day
- 11 days with some rainfall
11 - -2°C min night temperature
-2 - 12 hours of daylight per day
12 - No heat & humidity
0 - 100 mm of monthly rainfall
100 - 3 (Moderate) UV index
3
Klagenfurt weather in April
Expect daytime maximum temperatures of 14°C in Klagenfurt, Austria in April based on long-term weather averages. There are 6 hours of sunshine per day on average with 13 days with some rainfall and typically 123 mm of rainfall in the month.
- 14°C max day temperature
14 - 6 hours of sunshine per day
- 13 days with some rainfall
13 - 3°C min night temperature
3 - 14 hours of daylight per day
14 - No heat & humidity
0 - 123 mm of monthly rainfall
123 - 5 (Moderate) UV index
5
Klagenfurt weather in May
Expect daytime maximum temperatures of 19°C in Klagenfurt, Austria in May based on long-term weather averages. There are 7 hours of sunshine per day on average with 15 days with some rainfall and typically 138 mm of rainfall in the month.
- 19°C max day temperature
19 - 7 hours of sunshine per day
- 15 days with some rainfall
15 - 7°C min night temperature
7 - 15 hours of daylight per day
15 - No heat & humidity
0 - 138 mm of monthly rainfall
138 - 7 (High) UV index
7
Klagenfurt weather in June
Expect daytime maximum temperatures of 22°C in Klagenfurt, Austria in June based on long-term weather averages. There are 7 hours of sunshine per day on average with 16 days with some rainfall and typically 158 mm of rainfall in the month.
- 22°C max day temperature
22 - 7 hours of sunshine per day
- 16 days with some rainfall
16 - 10°C min night temperature
10 - 16 hours of daylight per day
16 - No heat & humidity
0 - 158 mm of monthly rainfall
158 - 8 (Very High) UV index
8
Klagenfurt weather in July
Expect daytime maximum temperatures of 24°C in Klagenfurt, Austria in July based on long-term weather averages. There are 8 hours of sunshine per day on average with 15 days with some rainfall and typically 151 mm of rainfall in the month.
- 24°C max day temperature
24 - 8 hours of sunshine per day
- 15 days with some rainfall
15 - 12°C min night temperature
12 - 15 hours of daylight per day
15 - No heat & humidity
0 - 151 mm of monthly rainfall
151 - 8 (Very High) UV index
8
Klagenfurt weather in August
Expect daytime maximum temperatures of 24°C in Klagenfurt, Austria in August based on long-term weather averages. There are 8 hours of sunshine per day on average with 14 days with some rainfall and typically 143 mm of rainfall in the month.
- 24°C max day temperature
24 - 8 hours of sunshine per day
- 14 days with some rainfall
14 - 12°C min night temperature
12 - 14 hours of daylight per day
14 - No heat & humidity
0 - 143 mm of monthly rainfall
143 - 7 (High) UV index
7
Klagenfurt weather in September
Expect daytime maximum temperatures of 20°C in Klagenfurt, Austria in September based on long-term weather averages. There are 6 hours of sunshine per day on average with 11 days with some rainfall and typically 140 mm of rainfall in the month.
- 20°C max day temperature
20 - 6 hours of sunshine per day
- 11 days with some rainfall
11 - 9°C min night temperature
9 - 13 hours of daylight per day
13 - No heat & humidity
0 - 140 mm of monthly rainfall
140 - 5 (Moderate) UV index
5
Klagenfurt weather in October
Expect daytime maximum temperatures of 14°C in Klagenfurt, Austria in October based on long-term weather averages. There are 4 hours of sunshine per day on average with 10 days with some rainfall and typically 132 mm of rainfall in the month.
- 14°C max day temperature
14 - 4 hours of sunshine per day
- 10 days with some rainfall
10 - 4°C min night temperature
4 - 11 hours of daylight per day
11 - No heat & humidity
0 - 132 mm of monthly rainfall
132 - 3 (Moderate) UV index
3
Klagenfurt weather in November
Expect daytime maximum temperatures of 6°C in Klagenfurt, Austria in November based on long-term weather averages. There are 3 hours of sunshine per day on average with 12 days with some rainfall and typically 158 mm of rainfall in the month.
- 6°C max day temperature
6 - 3 hours of sunshine per day
- 12 days with some rainfall
12 - -1°C min night temperature
-1 - 9 hours of daylight per day
9 - No heat & humidity
0 - 158 mm of monthly rainfall
158 - 1 (Low) UV index
1
Klagenfurt weather in December
Expect daytime maximum temperatures of 1°C in Klagenfurt, Austria in December based on long-term weather averages. There are 2 hours of sunshine per day on average with 10 days with some rainfall and typically 101 mm of rainfall in the month, which might fall as snow.
- 1°C max day temperature
1 - 2 hours of sunshine per day
- 10 days with some rainfall
10 - -5°C min night temperature
-5 - 9 hours of daylight per day
9 - No heat & humidity
0 - 101 mm of monthly rainfall
101 - 1 (Low) UV index
1
More about Klagenfurt
Klagenfurt by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Recommended for Austria
- Save 10% on 2026/2027 holidays in biggest ever TUI sale
- Max discount £500. T&Cs apply. £500 min spend
- Travel between 1st May 2026 & 31st Oct 2027 (inclusive)
Expires at 23:59 on Saturday 31st Jan 2026 · View all TUI offers
The climate guide for Austria (Klagenfurt) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
Compare Klagenfurt weather with the UK
The weather chart below compares the average monthly maximum daytime temperature for Klagenfurt, Austria and the UK (London).
Maximum daytime temperature (°C)
Metric (°C / mm) | Imperial (°F / inches)
More about Austria
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