The 5 most scenic train journeys in Switzerland
Explore Switzerland's top 5 train journeys, featuring breathtaking Alpine views and engineering marvels like the Glacier Express and Bernina Express.
Average temperatures, rainfall, sunshine and the best time to visit Splügen.
Splügen, Grisons, Switzerland, experiences significant temperature variation throughout the year. Summers bring daytime highs of 17°C (63°F) in July, while winters cool to -4°C (25°F) in January.
Rain/snowfall is high, totalling around 1552 mm (61 in) per year. June is the wettest month and February the driest. The city also experiences mild summers and very cold winters. The most sunshine falls in July, with an average of 6.5 hours of daily sunshine.
Pick a month to see the average temperature, rainfall and sunshine in Splügen - and find the best time to visit.
Depending on the time of the year, temperatures range from moderate to very cold in Splügen. Average maximum daytime temperatures range from a moderate 17°C (63°F) in July, the warmest time of the year, to a very cold -4°C (25°F) during cooler months like January.
At night, you can expect temperatures ranging from 7°C (45°F) in July to around -12°C (10°F) during January.
Check out our detailed temperature page for more information.
Splügen has a relatively rain/snowy climate with high precipitation levels, averaging 1552 mm (61 in) of rain/snowfall annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, June it receives heavy rainfall, averaging 173 mm (6.8 in) of precipitation, recorded across 19 rainy days. In contrast, the driest month February brings less snowfall, with 79 mm (3.1 in) over 15 snowy days. For more details, please visit our Splügen Precipitation page.
Seasonal changes in sunshine hours are quite dramatic in Splügen. While July receives considerable daily sunshine with up to 6.5 hours, December marks the darkest time of the year, where sunshine is scarce with only 2.4 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
The relative humidity is high throughout the year in Splügen.
The city experiences its highest humidity in September, reaching 75%. In April, the humidity drops to its lowest level at 66%. What does this mean? Read our detailed page on humidity levels for further details.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
June, July and August typically offer the most optimal weather in Splügen. In contrast, January, February, March, April, May, September, October, November and December tend to have less optimal conditions. Splügen has mild summers and very cold winters.
Daytime highs range from -4°C (25°F) in January to 17°C (63°F) in July. Nighttime lows range from -12°C (10°F) to 7°C (45°F). Temperatures vary considerably through the year.
Annual rainfall is around 1552 mm (61 in). June is the wettest month with 173 mm (6.8 in), while February is the driest with 79 mm (3.1 in).
Splügen receives around 1,582 hours of sunshine per year. July is the sunniest month with 196 hours, while December is the cloudiest with just 72 hours.
Splügen is highlighted - select any city to see its climate.
Where to go in October - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
The 5 most scenic train journeys in Switzerland
Explore Switzerland's top 5 train journeys, featuring breathtaking Alpine views and engineering marvels like the Glacier Express and Bernina Express.
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