Ollon Weather in January
Ollon in January sees very low daytime temperatures of 0°C (32°F) and nighttime lows of -9°C (16°F). Rainfall is fairly high this month at around 135 mm (5.3 in), so pack a rain jacket to stay dry.
Rainfall in Ollon in January
Historically, the month has about 15 days of snow/rain, averaging 135 mm (5.3 in) in total. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Ollon in January
Expect highs of 0°C (32°F) in Ollon in January, with nights dropping to around -9°C (16°F). January marks the winter season. Expect a distinctly cold feel throughout the day, not just overnight. Nights are well below freezing at -9°C (16°F). An extra blanket is a good idea if you feel the cold, especially in older or less well-heated accommodation. Prepare for the coldest month of the year by packing warm and cozy winter cloths.
Sunshine in Ollon in January
This month sees fewer sunny days, with about 95 hours of sunshine, perfect for those who enjoy cooler temperatures.January in Ollon has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Switzerland, check out our Ollon's climate page.
Ollon Temperature in January
Min Temperature
-9°C (16°F)
Max Temperature
0°C (32°F)
Chance of Rain
49%
Precipitation
135 mm (5.3 in)
Rainy days
15 days
Humidity
78% *
Sunshine
95 hours *
Percentage Sunshine
53% *
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Ollon typically stay consistent throughout January, with daily highs averaging around 0°C (32°F). Nights are very cold, with lows around -2°C (28°F).
Average temperatures in January
Daily Historical Precipitation
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather for Ollon in January
Browse day-by-day weather records for Ollon spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Ollon historical weather extremes in January
According to our 25 years of weather records for Ollon, the following extremes were recorded between 2000 and 2025.
- The hottest January day on record in Ollon reached 16°C (61°F) (January 2, 2003).
- Ollon experienced its chilliest January day on January 30, 2005, reaching only -6°C (21°F).
- Nighttime temperatures dropped to -19°C (-2°F) on January 18, 2017, marking the coldest January night on record.
- Peak precipitation in January occurred on January 13, 2004, when 50 mm (2 in) of precipitation was measured.
Best Places in Switzerland in January
Find out more about the weather in Switzerland and which places have the best travel conditions in this month. See all of Switzerland in January →
perfect weather
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What to Wear in Ollon in January
Cold weather calls for smart layering in January. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Prepare for significant rainfall with proper waterproof clothing and shoes. With limited sunshine expected, sunglasses aren't a priority for packing.What To Do in Ollon in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Switzerland, check out our Ollon's climate page.
Temperature Rainfall Sunshine Humidity
See the full Ollon climate overview or explore weather in Switzerland.
