Sillian Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Sillian.
Climate overview of Sillian
The climate in Sillian, Tyrol, Austria, is marked by large temperature swings across the seasons, ranging from 19°C (66°F) in July to -3°C (27°F) in January.
Rain/snowfall is high, totalling around 1381 mm (54 in) per year. June is the wettest month and January the driest. The city also experiences pleasant summers and very cold winters. July is the sunniest month, averaging 8.0 hours of sunshine per day.
Sillian Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Sillian - and find the best time to visit.
Monthly Temperature in Sillian
In Sillian, temperatures differ significantly between summer and winter months. Average maximum daytime temperatures range from a pleasant 19°C (66°F) in July, the warmest time of the year, to a very cold -3°C (27°F) during cooler months like January.
At night, you can expect temperatures ranging from 8°C (46°F) in July to around -11°C (12°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Sillian
Sillian experiences significant rain/snowfall throughout the year, averaging 1381 mm (54 in) of precipitation annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, June it receives heavy rainfall, averaging 166 mm (6.5 in) of precipitation, recorded across 19 rainy days. In contrast, the driest month January brings less snowfall, with 58 mm (2.3 in) over 14 snowy days. For more details, please visit our Sillian Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Sillian
Seasonal changes in sunshine hours are quite dramatic in Sillian. While July receives considerable daily sunshine with up to 8.0 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.6 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Sillian by Month
The relative humidity is moderate throughout the year in Sillian.
The city experiences its highest humidity in December, reaching 78%. In April, the humidity drops to its lowest level at 47%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Sillian
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: July and August
- Warmest weather: July and August
- Most sunshine: July
- Seasonal pattern: Pleasant summers and very cold winters
- Coldest conditions: January, with freezing nights around -11°C (12°F).
Frequently asked questions about the climate in Sillian
What is the best time to visit Sillian?
July and August typically offer the most optimal weather in Sillian. In contrast, January, February, March, April, May, October, November and December tend to have less optimal conditions. Sillian has pleasant summers and very cold winters.
What temperatures can I expect in Sillian?
Daytime highs range from -3°C (27°F) in January to 19°C (66°F) in July. Nighttime lows range from -11°C (12°F) to 8°C (46°F). Temperatures vary considerably through the year.
How much rain does Sillian get?
Annual rainfall is around 1381 mm (54 in). June is the wettest month with 166 mm (6.5 in), while January is the driest with 58 mm (2.3 in).
How sunny is Sillian?
Sillian receives around 1,966 hours of sunshine per year. July is the sunniest month with 241 hours, while December is the cloudiest with just 48 hours.
Sillian 3-Day Forecast
Sillian on the map
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