Sion Weather Conditions

Current Temperature Level

patchy rain possible
16°C
21°C12°C
Cool

Patchy rain nearby

Feels Like 16°C

Chances of Rain24%

Good

29AQI

Humidity

83%

Nowpatchy rain possible16°24%10 AMpatchy rain possible17°19%11 AMpatchy rain possible19°19%12 PMpatchy rain possible20°36%1 PMpatchy rain possible20°36%2 PMpatchy light drizzle21°36%3 PMpatchy rain possible20°36%4 PMpatchy rain possible19°36%5 PMpatchy rain possible19°36%6 PMpatchy rain possible18°37%7 PMpatchy rain possible18°25%8 PMpatchy rain possible16°25%9 PMpatchy rain possible14°23%10 PMpatchy rain possible13°24%11 PMpatchy rain possible12°26%12 AMclear11°15%1 AMclear11°15%2 AMclear11°15%3 AMclear11°15%4 AMclear10°15%5 AMclear10°15%6 AMclear10°14%7 AMsunny10°13%8 AMsunny13°10%
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Light rain may develop in some areas.

Last Updated: 2026-08-06 09:30 (Local Time)

Sion Weather Parameters

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Sion 10-Days Weather Forecast

See Monthly
Today6 Aug.


Patchy rain nearby

Patchy rain nearby

Occasional light rain is expected and humidity will be 78%, with winds at 9 km/h.


temperature icon

21°C  /  12°C

temperature iconHumi.78 %
temperature iconPrec.3.47 mm


Sunrise icon

Sunrise

06:18 AM

14hrs 36min

Sunset icon

Sunset

08:54 PM
Temperature (°C)
.
12 AMTime11 PM

Time

Condition

Temperature IconTemp

Humidity IconHumidity

UV IconUV

Wind IconWind Speed & Dir.

12 AM

Patchy rain nearbyPatchy rain nearby

13 °C

90 %

0

2.9 kmph /  SE

Feels Like IconFeels 13 °C

Temperature IconCover 78 %

Visibility IconVisibility 10 km

1 AM

Patchy rain nearbyPatchy rain nearby

14 °C

89 %

0

2.2 kmph /  ESE

Feels Like IconFeels 14 °C

Temperature IconCover 77 %

Visibility IconVisibility 10 km

2 AM

Patchy rain nearbyPatchy rain nearby

14 °C

88 %

0

2.2 kmph /  E

Feels Like IconFeels 14 °C

Temperature IconCover 72 %

Visibility IconVisibility 10 km

3 AM

ClearClear

13 °C

89 %

0

1.1 kmph /  ESE

Feels Like IconFeels 14 °C

Temperature IconCover 21 %

Visibility IconVisibility 10 km

4 AM

ClearClear

13 °C

91 %

0

1.4 kmph /  SE

Feels Like IconFeels 13 °C

Temperature IconCover 21 %

Visibility IconVisibility 10 km

5 AM

Partly CloudyPartly Cloudy

12 °C

92 %

0

1.1 kmph /  SSE

Feels Like IconFeels 12 °C

Temperature IconCover 27 %

Visibility IconVisibility 10 km

6 AM

ClearClear

12 °C

93 %

0

0.7 kmph /  S

Feels Like IconFeels 12 °C

Temperature IconCover 14 %

Visibility IconVisibility 10 km

7 AM

SunnySunny

12 °C

93 %

0.1

1.4 kmph /  S

Feels Like IconFeels 12 °C

Temperature IconCover 19 %

Visibility IconVisibility 10 km

8 AM

SunnySunny

14 °C

89 %

0.6

1.4 kmph /  S

Feels Like IconFeels 14 °C

Temperature IconCover 20 %

Visibility IconVisibility 10 km

9 AM

Patchy rain nearbyPatchy rain nearby

16 °C

83 %

1.8

3.6 kmph /  WNW

Feels Like IconFeels 16 °C

Temperature IconCover 73 %

Visibility IconVisibility 10 km

10 AM

Patchy rain nearbyPatchy rain nearby

17 °C

76 %

3.5

4.7 kmph /  WNW

Feels Like IconFeels 17 °C

Temperature IconCover 81 %

Visibility IconVisibility 10 km

11 AM

Patchy rain nearbyPatchy rain nearby

19 °C

68 %

5.5

5.8 kmph /  W

Feels Like IconFeels 18 °C

Temperature IconCover 86 %

Visibility IconVisibility 10 km

12 PM

Patchy rain nearbyPatchy rain nearby

20 °C

62 %

6.9

6.5 kmph /  W

Feels Like IconFeels 19 °C

Temperature IconCover 75 %

Visibility IconVisibility 9 km

1 PM

Patchy rain nearbyPatchy rain nearby

20 °C

58 %

7.7

6.8 kmph /  WNW

Feels Like IconFeels 20 °C

Temperature IconCover 70 %

Visibility IconVisibility 9 km

2 PM

Light DrizzleLight Drizzle

21 °C

58 %

7.7

8.3 kmph /  NW

Feels Like IconFeels 20 °C

Temperature IconCover 71 %

Visibility IconVisibility 5 km

3 PM

Patchy rain nearbyPatchy rain nearby

20 °C

59 %

5.6

9 kmph /  NW

Feels Like IconFeels 19 °C

Temperature IconCover 74 %

Visibility IconVisibility 9 km

4 PM

Patchy rain nearbyPatchy rain nearby

19 °C

66 %

4.3

8.6 kmph /  NW

Feels Like IconFeels 18 °C

Temperature IconCover 78 %

Visibility IconVisibility 9 km

5 PM

Patchy rain nearbyPatchy rain nearby

19 °C

65 %

3.1

8.3 kmph /  NW

Feels Like IconFeels 18 °C

Temperature IconCover 70 %

Visibility IconVisibility 9 km

6 PM

Patchy rain nearbyPatchy rain nearby

18 °C

68 %

1.6

6.5 kmph /  NW

Feels Like IconFeels 18 °C

Temperature IconCover 81 %

Visibility IconVisibility 9 km

7 PM

Patchy rain nearbyPatchy rain nearby

18 °C

72 %

0.6

5 kmph /  NW

Feels Like IconFeels 17 °C

Temperature IconCover 76 %

Visibility IconVisibility 10 km

8 PM

Patchy rain nearbyPatchy rain nearby

16 °C

76 %

0.1

4.3 kmph /  NW

Feels Like IconFeels 16 °C

Temperature IconCover 85 %

Visibility IconVisibility 10 km

9 PM

Patchy rain nearbyPatchy rain nearby

14 °C

80 %

0

4.7 kmph /  NNW

Feels Like IconFeels 14 °C

Temperature IconCover 88 %

Visibility IconVisibility 10 km

10 PM

Patchy rain nearbyPatchy rain nearby

13 °C

86 %

0

4.3 kmph /  NNE

Feels Like IconFeels 12 °C

Temperature IconCover 81 %

Visibility IconVisibility 10 km

11 PM

Patchy rain nearbyPatchy rain nearby

12 °C

88 %

0

4.7 kmph /  NE

Feels Like IconFeels 11 °C

Temperature IconCover 86 %

Visibility IconVisibility 10 km

Temp16 °C


ConditionPatchy rain nearby


Humidity83 %

Feels16 °C


Cover73 %


Visibility10 km

Wind Speed & Dir.3.6 kmph /  WNW


UV1.8

Sion 30-Days (August 2026) Weather Forecast

See Hourly
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Patchy rain nearby22°12°
2
Sunny25°12°
3
Patchy rain nearby26°13°
4
Sunny25°12°
5
Patchy rain nearby23°12°
6Today
Patchy rain nearby20°12°
7
Sunny22°10°
8
Sunny23°10°
9
Sunny25°12°
10
Sunny26°13°
11
Patchy rain nearby25°12°
12
Sunny23°11°
13
Sunny24°12°
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

8

Cloudy

Cloudy

0

Rainy

Rainy

23

Snowy

Snowy

0


The monthly weather averages in Sion consist of 8 sunny days, 0 cloudy days, 23 rainy days, and 0 snowy days.

Sion's Locations Weather Conditions


Locations
Temp
Condition
Humi.
UV
Wind Speed & Direction
16 °C
patchy rain possiblePatchy rain nearby
83%
1.8

3.6 kmph /  WNW

Switzerland's Hottest Cities - August 2026

Hottest
Coldest

Last Updated: 06 Aug 2026, 08:04 AM

City Weather Rankings

FAQs About Sion Weather Conditions


1. What is the current temperature in Sion today - 06 August 2026?

The current temperature in Sion is 16°C, with a feels-like temperature of 16°C. Today's forecast shows a high of 21°C and a low of 12°C, giving a 9 degree swing through the day as of 09:30 AM 06 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 09:30 AM 06 August 2026: Condition : Patchy rain nearby Temperature : 16°C Cool (Feels like 16°C) Humidity : 83% Wind Speed : 3.6 km/h from WNW (288 degrees), Gust 3 m/s UV Index : 1.8 (Low Air Pressure : 1022 mb Cloud Cover : 73% Visibility : 10 km Precipitation : 0.06 mm (70% chance of rain)

3. What is the 10-day weather forecast for Sion from 09:30 AM 06 August 2026?

From 09:30 AM 06 August 2026, Sion's 10-day forecast shows this trend: Today (Aug. 6) : Temp. 16°C, Hum. 78% and Patchy rain nearby condition. Friday (Aug. 7) : Temp. 15°C, Hum. 72% and Sunny condition. Saturday (Aug. 8) : Temp. 17°C, Hum. 67% and Sunny condition. Sunday (Aug. 9) : Temp. 19°C, Hum. 56% and Sunny condition. Monday (Aug. 10) : Temp. 18°C, Hum. 61% and Sunny condition. Tuesday (Aug. 11) : Temp. 15°C, Hum. 77% and Patchy rain nearby condition. Wednesday (Aug. 12) : Temp. 17°C, Hum. 66% and Sunny condition. Thursday (Aug. 13) : Temp. 18°C, Hum. 64% and Patchy rain nearby condition. Friday (Aug. 14) : Temp. 18°C, Hum. 78% and Rain Showers condition. Saturday (Aug. 15) : Temp. 18°C, Hum. 76% and Rain Showers condition.

4. Will it rain in Sion today?

As of 09:30 AM 06 August 2026, yes — Sion is currently experiencing rainfall with 0.06 mm of precipitation. This is expected to temporarily improve AQI by washing pollutants out of the atmosphere.

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

August 2026 in Sion is forecast to have 8 sunny days, 23 rainy days, 0 cloudy days, and 0 snowy days. Temperatures for the month range from lows around 10°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.