Grisons (St. Moritz)
August
Weather in Grisons for August 2027
Your guide to Grisons weather in August - trends and predictions
Snowfall in Grisons during August is quite rare, with fewer than 2 snowy days on average.
In general, the average temperature in Grisons at the beginning of August is 17.8 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 14 °C by the end of August.
Grisons in August brings notable rainfall, with an average of 18 rainy days and a total precipitation of 237.6 mm.
Is August a good time to visit Grisons? check out the best time to travel to Grisons page.
Snow Forecast ❄️
Temperatures
Rain 🌧️
More
12
Dry days
18
Rainy days
1
Snow days
17°/5°
Temperatures
12 km/h
Avg max wind
75 %
Avg humidity
Grisons Weather August
Move between months or click on a day
What’s the Weather Like in Grisons This August?
Discover the average temperatures and weather trends across Grisons’s cities this August.
Temperatures trend during August in Grisons
See the weather trend as well as the moving average line
August weather in Grisons day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Aug. |  Patchy light rain with thunder | 17° /5° | 9.7 mm | 0 cm | |
| 2 Aug. | Patchy light rain with thunder | 16° /4° | 4.6 mm | 0 cm | |
| 3 Aug. |  Patchy rain possible | 17° /4° | 1.3 mm | 0 cm | |
| 4 Aug. | Patchy rain possible | 17° /4° | 1 mm | 0 cm | |
| 5 Aug. | Patchy rain possible | 20° /5° | 0.4 mm | 0 cm | |
| 6 Aug. | Patchy light rain with thunder | 19° /6° | 7.5 mm | 0 cm | |
| 7 Aug. |  Light rain | 19° /5° | 6.7 mm | 0 cm | |
| 8 Aug. | Patchy rain possible | 20° /5° | 1 mm | 0 cm | |
| 9 Aug. | Light rain | 21° /6° | 2.9 mm | 0 cm | |
| 10 Aug. | Patchy rain possible | 22° /6° | 0.2 mm | 0 cm | |
| 11 Aug. | Patchy rain possible | 21° /7° | 1.5 mm | 0 cm | |
| 12 Aug. | Patchy light rain with thunder | 21° /8° | 5.9 mm | 0 cm | |
| 13 Aug. | Patchy light rain with thunder | 21° /7° | 2.7 mm | 0 cm | |
| 14 Aug. | Patchy light rain with thunder | 20° /6° | 2.8 mm | 0 cm | |
| 15 Aug. | Light rain | 20° /6° | 2.7 mm | 0 cm | |
| 16 Aug. | Light rain | 19° /6° | 5.4 mm | 0 cm | |
| 17 Aug. | Light rain | 16° /5° | 4.9 mm | 0 cm | |
| 18 Aug. |  Moderate or heavy rain shower | 15° /3° | 8.6 mm | 0 cm | |
| 19 Aug. | Patchy rain possible | 17° /4° | 2.3 mm | 0 cm | |
| 20 Aug. | Patchy light rain with thunder | 16° /7° | 23.2 mm | 0 cm | |
| 21 Aug. |  Moderate rain | 15° /5° | 13.7 mm | 0 cm | |
| 22 Aug. | Patchy rain possible | 16° /4° | 1.1 mm | 0 cm | |
| 23 Aug. | Patchy rain possible | 17° /5° | 0.2 mm | 0 cm | |
| 24 Aug. | Patchy rain possible | 18° /5° | 1.6 mm | 0 cm | |
| 25 Aug. | Patchy light rain with thunder | 17° /5° | 6.6 mm | 0 cm | |
| 26 Aug. | Patchy light rain with thunder | 17° /4° | 5.8 mm | 0 cm | |
| 27 Aug. | Patchy light rain with thunder | 16° /4° | 56.1 mm | 0 cm | |
| 28 Aug. |  Moderate or heavy sleet | 12° /5° | 46.7 mm | 2 cm | |
| 29 Aug. | Patchy light rain with thunder | 11° /2° | 7.6 mm | 0.1 cm | |
| 30 Aug. | Patchy rain possible | 12° /2° | 1.4 mm | 0 cm | |
| 31 Aug. | Patchy rain possible | 14° /2° | 1.4 mm | 0 cm | |
| Next | |||||
Important Notice
Our weather forecast for Grisons in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Grisons forecast closer to your planned date for the most up-to-date weather information.
Change Month
Grisons in August - FAQ
What are the expected maximum and minimum temperatures in Grisons during August?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 5°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Grisons during August?
Significant rainfall exceeding 237.6 mm is expected in Grisons during August, occurring over more than 18 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Grisons in August 2027?
Grisons typically sees 2.1 cm of snowfall during August.
What are the typical wind conditions in Grisons during August?
The average wind speed in Grisons during August is 12 km/h, suggesting breezy to windy conditions, depending on your activities.
Grisons snow forecast August 2027
Track daily snowfall levels and discover Grisons’s snowy potential this August ❄️
On average, Grisons sees 1 snowy days during August, with approximately 2.1 cm of total snowfall.
August rainfall patterns in Grisons
Explore the daily rainfall trends and prepare for Grisonss August weather 💧
Typically, Grisons has 18 rainy days in August with a total of 237.6 mm of rainfall.
UV exposure in Grisons during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
Provinces in Grisons
Select a province for an accurate weather forecast
Top locations in Grisons
Select a location for an accurate weather forecast
More Locations Quick links
More Grisons weather pages
You are here
Found a mistake?
We appreciate your attention to details. Tell us here.