World Resorts Switzerland Arosa Weather

Arosa weather in September

Weather in Arosa: September

Average day temperature: 56.3°F
Average night temperature: 40.0°F
Number of sunny days: 14 days
Day length: 11.7 - 13.3 hours
Number of rainy days: 4 days
Precipitation totals: 2.7 in.

Air temperature in September, °F

Show year:
2023
2022
2021

The highest day temperature during September of 2023 was 72°F. At the same time the lowest night temperature was 31°F. Day and night temperature averages during September were 61.7°F and 46.1°F.

Sunny, partly cloudy and cloudy days

Mostly all days in September are sunny but cloudy days are also possible.

Precipitation total in September, in.

Precipitation total value in Arosa in September is 2.8 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 4.0 mph The wind's strength is relatively same during the whole year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 7.8.

Best time for vacation in Arosa

Sunniest months:
August 15 days
October 15 days
July 14 days
Warmest months:
August 63.5 °F
July 63.5 °F
June 60.7 °F
Coldest months:
January 25.9 °F
December 28.5 °F
February 28.9 °F
Rainiest months:
June 9 days
May 8 days
July 8 days
Windiest months:
December 5.0 mph
February 4.8 mph
November 4.8 mph

Arosa on a weather map

Arosa
+54°F
N 7 mph
Feels like: +52°F
Precip.: 0%
Places in Switzerland:
Name
°F
+64°F
+61°F
+50°F
+68°F
+57°F
+63°F
+57°F
+61°F
+70°F
+66°F
+57°F
+63°F
+43°F
+32°F
+68°F
24 Hours Forecast
Arosa
Local time: 15:19
April 29, monday
1800
48°F
N
7 mph
2100
37°F
N
8 mph
April 30, tuesday
0000
37°F
N
8 mph
0300
36°F
N
8 mph
0600
36°F
N
8 mph
0900
50°F
N
8 mph
1200
55°F
N
9 mph
1500
55°F
N
7 mph
Units of measurement: °C / °F