Sion Weather Today

Temperature, Feels Like, Rain Chance & Hourly Forecast in Sion

Sion temperature today is 15°, feels like 15°, with a humidity level of 86% and wind at 11.12 km/h. Rain chance today is 0%. Use the hourly forecast and 5-day outlook below to plan your day.

Tomorrow in Sion: expect a high of 24° and a low of 14°, with few clouds. Rain chance tomorrow is 59%.

overcast clouds
15°
overcast clouds
H: 17° L: 15°
Feels like 15°
AQI: Good (1/5)
Humidity
86%
Dew 13°
Wind speed
11.12 km/h
E
Pressure
1030 hPa
Visibility
5.2 km
High Humidity
Humidity is 86%. May feel uncomfortable.
Weather Summary
Currently in Sion, expect varied conditions with mild temperatures around 15°. Winds are a light breeze. High humidity may make it feel uncomfortable.
Precipitation Probability
0%
11
48%
14
74%
17
20%
20
0%
23
0%
02
0%
05
20%
08
0%
11
3%
14
59%
17
20%
20
0%
23
0%
02
0%
05
0%
08
Evolution
Daily Weather Forecast Evolution (°C)
Lowest temperature
Highest temperature
Temperature Forecast (48h)
18°
Sat
11:00
22°
 
20°
 
18°
 
16°
Sat
23:00
15°
 
14°
 
14°
 
19°
Sun
11:00
24°
 
19°
 
20°
 
18°
Sun
23:00
17°
 
16°
 
16°
 
Hot (≥30°)
Warm
Cool
Cold (<0°)
Weather Map
Sun & Moon
Sunrise
Sunrise
07:31
Sunset
Sunset
19:07
Moon Phase
Last Quarter (49%)
Timezone: GMT+05:30
Last updated: Oct 3, 2026 12:53 PM · Data refreshes every 5 min
Location Info
Latitude
Latitude
46.229080
Longitude
Longitude
7.359420
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More about Sion
Content curated by the NearWeather editorial team · Updated periodically

Climate and Weather in Sion, Switzerland

Sion, a picturesque town in Switzerland, is known for its fascinating history, stunning architecture, and beautiful landscapes. The climate in Sion is categorized as warm and temperate, with a significant amount of rainfall throughout the year. In this comprehensive guide, we will explore the climate and weather conditions in Sion, Switzerland, providing details on temperature, precipitation, and seasonal variations.

Temperature

Sion experiences a wide range of temperatures throughout the year, with an average annual temperature of 11.3°C (52.3°F). The warmest month is typically July, with an average high of 27.2°C (81°F), while the coldest month is January, with an average low of -1.7°C (28.9°F).

Month Average High (°C) Average Low (°C)
January 5.2 -1.7
February 7.1 -0.7
March 12.6 3.1
April 16.7 6.0
May 21.2 10.5
June 24.9 14.0
July 27.2 16.0
August 26.3 15.5
September 22.2 12.0
October 17.1 8.0
November 11.1 3.5
December 6.4 0.4

Precipitation

Sion receives an average annual precipitation of 650 mm (25.6 inches), with the wettest month being June. The following table displays the average monthly precipitation in Sion:

Month Average Precipitation (mm)
January 40
February 35
March 45
April 55
May 65
June 80
July 75
August 70
September 65
October 60
November 55
December 45

Seasonal Variations

  • Spring (March to May): Spring is a pleasant season in Sion, with average temperatures ranging from 12.6°C (54.7°F) to 21.2°C (70.2°F) and moderate rainfall. The landscape comes alive with blooming flowers and lush greenery, making it an ideal time for outdoor activities.
  • Summer (June to August): Summers in Sion are warm and sunny, with temperatures averaging between 24.9°C (76.8°F) and 27.2°C (81°F). However, it can also be the wettest season, with occasional thunderstorms. Summer is a popular time for tourists to visit Sion and enjoy outdoor activities, such as hiking and cycling.
  • Autumn (September to November): Autumn in Sion brings cooler temperatures, ranging from 11.1°C (52°F) to 22.2°C (72°F), and gradually decreasing precipitation. The fall foliage creates a beautiful display of colors, making it a great time to explore the town's scenic surroundings.
  • Winter (December to February): Winters in Sion are cold, with temperatures dropping below freezing, particularly at night. Snowfall is not uncommon, especially in higher altitudes, making it a perfect time for winter sports enthusiasts to hit the nearby ski resorts.

In conclusion, Sion offers a diverse and picturesque climate throughout the year, with each season providing its unique charm. Whether you're looking to explore the town's rich history, immerse yourself in the stunning natural beauty, or engage in outdoor activities, Sion is an ideal destination to experience Switzerland's enchanting climate and weather.

Weather data sourced from OpenWeatherMap. Forecasts are estimates and may differ from actual conditions. For severe weather, consult your local meteorological authority.
FAQ's about Sion
What is the temperature in Sion right now?

The current temperature in Sion is 15°, and it feels like 15°. Today's high is 17° and the low is 15°.

Will it rain in Sion today?

No rain is expected in Sion today (0% chance). Conditions are currently overcast clouds.

What is the weather in Sion today?

Sion is experiencing overcast clouds with a temperature of 15°. Humidity is at 86% and wind speed is 11.12 km/h from the E.

What is the humidity in Sion today?

Humidity in Sion is 86% right now, with a dew point of 13°. Conditions may feel muggy or uncomfortable.

What is the wind speed in Sion today?

Wind speed in Sion is 11.12 km/h, flowing at 90° E wind direction.

What is the 5-day forecast for Sion?

NearWeather provides a detailed 5-day forecast and 48-hour hourly forecast for Sion. Today's high is 17° and low is 15°, with a 0% chance of rain. Scroll up to view the full day-by-day and hourly breakdown.

What does it feel like in Sion today?

It feels like 15° in Sion today, with 99% cloud cover and 5.2 km visibility.

Weather in Sion