Graubunden, Switzerland Weather

  1. Graubunden, Switzerland Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in Graubunden over the next 12 hours
  7. Temperature and possibility of rain in Graubunden in the coming days
  8. Rainfall in Graubunden in the coming days
  9. Graubunden Weather Summary
  10. Weather averages by month
  11. Graubunden's weather
  12. Frequently asked questions
  13. Comments
Graubunden, Weather
(Photo by Tomas Trajan on Unsplash)

Current conditions

Updated:
20°C
68.0°F
°C °F

Condition: Mainly Clear

Pressure: 916 hPa

Feel like: 18 °C

Temperature: 20°C

Cloud: 17%

Humidity: 49%

Wind: NNW - 5 km/h

Visibility: 42.0 km

Weather forecast

Wed
05 Aug
16°C / 21°C
Slight Thunderstorm
Thu
06 Aug
15°C / 22°C
Fog
Fri
07 Aug
13°C / 26°C
Overcast
Sat
08 Aug
16°C / 28°C
Overcast
Sun
09 Aug
16°C / 25°C
Overcast
Hourly forecast today:
04:00 AM
9° / 20°
9° / 20°
Mainly Clear
49% 12 km/h
05:00 AM
10° / 20°
10° / 20°
Clear Sky
53% 12 km/h
06:00 AM
12° / 22°
12° / 22°
Clear Sky
54% 12 km/h
07:00 AM
13° / 24°
13° / 24°
Clear Sky
49% 8 km/h
08:00 AM
14° / 26°
14° / 26°
Clear Sky
47% 6 km/h
09:00 AM
13° / 28°
13° / 28°
Clear Sky
42% 10 km/h
10:00 AM
14° / 29°
14° / 29°
Mainly Clear
39% 15 km/h
11:00 AM
13° / 30°
13° / 30°
Mainly Clear
35% 18 km/h
12:00 PM
12° / 32°
12° / 32°
Mainly Clear
31% 18 km/h
13:00 PM
13° / 31°
13° / 31°
Mainly Clear
32% 19 km/h
14:00 PM
10° / 32°
10° / 32°
Mainly Clear
27% 18 km/h

30 Day Averages and Extremes

  • Average high 26.23°C
  • Average low 15.0°C
  • Hottest day 33°C (29 July 2026)
  • Coldest day 0°C (18 August 2026)
  • Average humidity 60.57%
  • Days with precipitation 20 days
  • Highest precipitation 46 mm (05 August 2026)

Yesterday's Data

  • Max: 32°C
  • Min: 20°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in Graubunden over the next 12 hours

Temperature and possibility of rain in Graubunden in the coming days

Rainfall in Graubunden in the coming days

Graubunden Climate Summary

Graubunden features a Tundra (Köppen classification: ET), with an average annual temperature of 4.16ºC (39.49ºF), which is about -4.94% lower than the national average for Switzerland. Annually, the city experiences approximately 121.06 millimeters (4.77 inches) of rainfall, spread across 183.71 rainy days, accounting for 50.33% of the year.

Longitude 46.6569871
Latitude 9.5780257
Yearly high temperature 8.03ºC (46.45ºF)
Yearly low temperature -3.62ºC (25.48ºF)
Hottest month June 16.3ºC (61.34ºF)
Coldest month February -12.41ºC (9.66ºF)
Yearly precip 121.06mm (4.77in)
Days with rainfall 183.71 days (50.33%)
Driest month February (88.86%)
Wettest month June (80.33%)

Weather averages by month

Month High / Low (°C) Rain
January -2.01° / -12.2° 13.55 days
February -1.11° / -12.41° 13.45 days
March 2.06° / -8.84° 14.36 days
April 6.84° / -4.44° 14.45 days
May 10.79° / -0.85° 19.82 days
June 16.3° / 3.09° 19.45 days
July 18.46° / 4.63° 19.82 days
August 18.5° / 4.68° 18.36 days
September 14.35° / 1.62° 14.82 days
October 9.33° / -2.12° 10.73 days
November 3.84° / -5.96° 11.45 days
December -1.04° / -10.63° 13.45 days

Graubunden's weather

Frequently asked questions

1. What is the hottest month in Graubunden?

June has the highest average monthly temperature (daily mean of 16.3ºC) and February are the coolest (daily mean of -12.41ºC).

2. What should I wear in Graubunden today?

For today's very hot weather in Graubunden, with the high temperatures above 31ºC (87.8ºF), consider wearing:
- Sleeveless tops or vests
- UV-blocking sunglasses
- Light, natural fabrics (like cotton or linen)
- Broad-brimmed sun hat

Temperature

Early
8°C / 20°C
Morning
13°C / 28°C
Afternoon
9°C / 31°C
Evening
11°C / 22°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 469
  • CO 139
  • NH3 1
  • NO2 1
  • O3 67
  • PM10 12
  • PM25 7
  • SO2 0
  • CH4 1,387

Sunrise / Sunset

04:07
18:48