Sion Weather Conditions

Current Temperature Level

clear
14°C
26°C13°C
Cool

Clear

Feels Like 12°C

Chances of Rain8%

Good

33AQI

Humidity

74%

Nowclear14°8%3 AMclear13°8%4 AMclear13°8%5 AMclear13°8%6 AMclear13°8%7 AMsunny13°8%8 AMsunny16°7%9 AMsunny19°4%10 AMsunny21°2%11 AMsunny22°1%12 PMpatchy rain possible24°7%1 PMpatchy rain possible25°6%2 PMpatchy rain possible26°7%3 PMpatchy rain possible25°10%4 PMpatchy rain possible24°8%5 PMpatchy rain possible24°8%6 PMpatchy rain possible22°36%7 PMmoderate rain15°86%8 PMlight rain shower14°78%9 PMpatchy rain possible14°39%10 PMpatchy rain possible14°31%11 PMpatchy rain possible14°50%12 AMpatchy rain possible13°32%1 AMclear13°13%
.

Skies are likely to remain clear overnight.

Last Updated: 2026-08-03 02:00 (Local Time)

Sion Weather Parameters

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Sion 10-Days Weather Forecast

See Monthly
Today3 Aug.


Sunny

Sunny

Clear Sky with temperature at 18 °C and humidity will be at 65% with 10.8 km/h winds.


temperature icon

26°C  /  13°C

temperature iconHumi.65 %
temperature iconPrec.9.22 mm


Sunrise icon

Sunrise

06:15 AM

14hrs 43min

Sunset icon

Sunset

08:58 PM
Temperature (°C)
.
12 AMTime11 PM

Time

Condition

Temperature IconTemp

Humidity IconHumidity

UV IconUV

Wind IconWind Speed & Dir.

12 AM

ClearClear

14 °C

74 %

0

8.3 kmph /  ESE

Feels Like IconFeels 13 °C

Temperature IconCover 5 %

Visibility IconVisibility 10 km

1 AM

ClearClear

14 °C

74 %

0

9 kmph /  ESE

Feels Like IconFeels 12 °C

Temperature IconCover 5 %

Visibility IconVisibility 10 km

2 AM

ClearClear

14 °C

74 %

0

8.6 kmph /  ESE

Feels Like IconFeels 12 °C

Temperature IconCover 5 %

Visibility IconVisibility 10 km

3 AM

ClearClear

13 °C

75 %

0

9 kmph /  ESE

Feels Like IconFeels 12 °C

Temperature IconCover 5 %

Visibility IconVisibility 10 km

4 AM

ClearClear

13 °C

75 %

0

8.6 kmph /  ESE

Feels Like IconFeels 12 °C

Temperature IconCover 5 %

Visibility IconVisibility 10 km

5 AM

ClearClear

13 °C

76 %

0

9 kmph /  ESE

Feels Like IconFeels 11 °C

Temperature IconCover 4 %

Visibility IconVisibility 10 km

6 AM

ClearClear

13 °C

76 %

0

9 kmph /  ESE

Feels Like IconFeels 11 °C

Temperature IconCover 4 %

Visibility IconVisibility 10 km

7 AM

SunnySunny

13 °C

77 %

0.2

9 kmph /  ESE

Feels Like IconFeels 12 °C

Temperature IconCover 4 %

Visibility IconVisibility 10 km

8 AM

SunnySunny

16 °C

73 %

0.7

7.6 kmph /  E

Feels Like IconFeels 15 °C

Temperature IconCover 4 %

Visibility IconVisibility 10 km

9 AM

SunnySunny

19 °C

60 %

1.8

6.1 kmph /  E

Feels Like IconFeels 18 °C

Temperature IconCover 4 %

Visibility IconVisibility 10 km

10 AM

SunnySunny

21 °C

52 %

3.6

4.7 kmph /  E

Feels Like IconFeels 20 °C

Temperature IconCover 4 %

Visibility IconVisibility 10 km

11 AM

SunnySunny

22 °C

46 %

5.7

3.2 kmph /  ENE

Feels Like IconFeels 22 °C

Temperature IconCover 3 %

Visibility IconVisibility 10 km

12 PM

Patchy rain nearbyPatchy rain nearby

24 °C

40 %

7.5

2.2 kmph /  NE

Feels Like IconFeels 24 °C

Temperature IconCover 72 %

Visibility IconVisibility 10 km

1 PM

Patchy rain nearbyPatchy rain nearby

25 °C

34 %

8.6

2.2 kmph /  NNE

Feels Like IconFeels 24 °C

Temperature IconCover 71 %

Visibility IconVisibility 10 km

2 PM

Patchy rain nearbyPatchy rain nearby

26 °C

32 %

8

2.9 kmph /  ENE

Feels Like IconFeels 25 °C

Temperature IconCover 71 %

Visibility IconVisibility 10 km

3 PM

Patchy rain nearbyPatchy rain nearby

25 °C

37 %

6

5 kmph /  ESE

Feels Like IconFeels 24 °C

Temperature IconCover 86 %

Visibility IconVisibility 10 km

4 PM

Patchy rain nearbyPatchy rain nearby

24 °C

42 %

3.8

7.2 kmph /  ESE

Feels Like IconFeels 22 °C

Temperature IconCover 83 %

Visibility IconVisibility 10 km

5 PM

Patchy rain nearbyPatchy rain nearby

24 °C

43 %

3.1

10.1 kmph /  E

Feels Like IconFeels 22 °C

Temperature IconCover 76 %

Visibility IconVisibility 10 km

6 PM

Patchy rain nearbyPatchy rain nearby

22 °C

50 %

1.6

5.8 kmph /  SSE

Feels Like IconFeels 22 °C

Temperature IconCover 87 %

Visibility IconVisibility 9 km

7 PM

RainRain

15 °C

89 %

0.2

10.8 kmph /  WSW

Feels Like IconFeels 14 °C

Temperature IconCover 85 %

Visibility IconVisibility 7 km

8 PM

Rain ShowerRain Shower

14 °C

96 %

0

1.8 kmph /  SSE

Feels Like IconFeels 15 °C

Temperature IconCover 72 %

Visibility IconVisibility 10 km

9 PM

Patchy rain nearbyPatchy rain nearby

14 °C

94 %

0

6.5 kmph /  E

Feels Like IconFeels 14 °C

Temperature IconCover 72 %

Visibility IconVisibility 9 km

10 PM

Patchy rain nearbyPatchy rain nearby

14 °C

92 %

0

7.2 kmph /  E

Feels Like IconFeels 14 °C

Temperature IconCover 71 %

Visibility IconVisibility 10 km

11 PM

Patchy rain nearbyPatchy rain nearby

14 °C

90 %

0

7.6 kmph /  ESE

Feels Like IconFeels 13 °C

Temperature IconCover 73 %

Visibility IconVisibility 10 km

Temp14 °C


ConditionClear


Humidity74 %

Feels12 °C


Cover5 %


Visibility10 km

Wind Speed & Dir.8.6 kmph /  ESE


UV0

Sion 30-Days (August 2026) Weather Forecast

See Hourly
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Patchy rain nearby22°12°
2
Sunny25°12°
3Today
Sunny26°13°
4
Sunny25°12°
5
Patchy rain nearby23°12°
6
Sunny22°12°
7
Sunny20°10°
8
Sunny23°10°
9
Patchy rain nearby13°8°
10
Sunny19°6°
11
Rain Showers24°13°
12
Rain Showers25°13°
13
Rain Showers24°14°
14
Rain Showers23°13°
15
Rain Showers24°13°
16
Rain Showers23°13°
17
Rain Showers23°13°
18
Rain Showers23°13°
19
Rain Showers23°13°
20
Rain Showers23°13°
21
Rain24°13°
22
Rain Showers24°13°
23
Rain Showers24°13°
24
Rain Showers24°14°
25
Rain Showers23°12°
26
Rain Showers23°13°
27
Rain Showers22°12°
28
Rain Showers22°12°
29
Rain Showers21°12°
30
Rain Showers20°11°
31
Rain Showers20°11°

AugustWeather Overview

No. of days:

Sunny

Sunny

7

Cloudy

Cloudy

0

Rainy

Rainy

24

Snowy

Snowy

0


The monthly weather averages in Sion consist of 7 sunny days, 0 cloudy days, 24 rainy days, and 0 snowy days.

Sion's Locations Weather Conditions


Locations
Temp
Condition
Humi.
UV
Wind Speed & Direction
14 °C
clearClear
74%
0

8.6 kmph /  ESE

Switzerland's Hottest Cities - August 2026

Hottest
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Last Updated: 03 Aug 2026, 12:25 AM

City Weather Rankings

FAQs About Sion Weather Conditions


1. What is the current temperature in Sion today - 03 August 2026?

The current temperature in Sion is 14°C, with a feels-like temperature of 12°C. Today's forecast shows a high of 26°C and a low of 13°C, giving a 13 degree swing through the day as of 02:00 AM 03 August 2026.

2. What are the current weather parameters in Sion today?

Here is a complete overview of Sion's current weather conditions as of 02:00 AM 03 August 2026: Condition : Clear Temperature : 14°C Cool (Feels like 12°C) Humidity : 74% Wind Speed : 8.6 km/h from ESE (105 degrees), Gust 5 m/s UV Index : 0 (Low Air Pressure : 1018 mb Cloud Cover : 5% Visibility : 10 km Precipitation : 0 mm (66% chance of rain)

3. What is the 10-day weather forecast for Sion from 02:00 AM 03 August 2026?

From 02:00 AM 03 August 2026, Sion's 10-day forecast shows this trend: Today (Aug. 3) : Temp. 18°C, Hum. 65% and Sunny condition. Tuesday (Aug. 4) : Temp. 16°C, Hum. 75% and Sunny condition. Wednesday (Aug. 5) : Temp. 17°C, Hum. 70% and Patchy rain nearby condition. Thursday (Aug. 6) : Temp. 15°C, Hum. 78% and Sunny condition. Friday (Aug. 7) : Temp. 15°C, Hum. 77% and Sunny condition. Saturday (Aug. 8) : Temp. 16°C, Hum. 69% and Sunny condition. Sunday (Aug. 9) : Temp. 12°C, Hum. 90% and Patchy rain nearby condition. Monday (Aug. 10) : Temp. 12°C, Hum. 65% and Sunny condition. Tuesday (Aug. 11) : Temp. 19°C, Hum. 75% and Rain Showers condition. Wednesday (Aug. 12) : Temp. 19°C, Hum. 72% and Rain Showers condition.

4. Will it rain in Sion today?

As of 02:00 AM 03 August 2026, there is a 8% chance of rainfall in Sion later today around 2026-08-03 02:00. Current precipitation is 0 mm. Residents are advised to carry an umbrella before heading out.

5. What is the monthly weather forecast for Sion in August 2026?

August 2026 in Sion is forecast to have 7 sunny days, 24 rainy days, 0 cloudy days, and 0 snowy days. Temperatures for the month range from lows around 6°C to highs of 26°C.

6. How does the weather in Sion affect air quality?

Weather directly impacts air quality in Sion. Calm winds, high humidity, fog, and high pressure trap pollutants near the ground, worsening AQI. Strong winds, rainfall, and low pressure help disperse them. Rising temperatures and UV levels intensify ozone and smog formation, while poor visibility signals elevated particulate matter. Monitoring weather alongside AQI gives the clearest picture of outdoor safety.