World Resorts USA Denver Weather

Denver weather in September

Weather in Denver: September

Average day temperature: 79.0°F
Average night temperature: 58.8°F
Number of sunny days: 23 days
Day length: 11.8 - 13.1 hours
Number of rainy days: 2 days
Precipitation totals: 0.9 in.

Air temperature in September, °F

Show year:
2024
2023
2022

The highest day temperature during September of 2024 was 89°F. At the same time the lowest night temperature was 49°F. Day and night temperature averages during September were 81.9°F and 62.2°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 Denver in September is 0.8 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 5.5 mph

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: 10.1.

Best time for vacation in Denver

Sunniest months:
September 23 days
October 23 days
July 22 days
Warmest months:
July 87.0 °F
August 86.0 °F
June 82.1 °F
Coldest months:
January 39.6 °F
February 40.4 °F
December 40.6 °F
Rainiest months:
May 5 days
July 4 days
June 3 days
Windiest months:
April 7.4 mph
June 6.8 mph
May 6.8 mph

Denver on a weather map

Denver
+32°F
NE 5 mph
Feels like: +27°F
Precip.: 0%
Places in USA:
Name
°F
+16°F
+25°F
+75°F
+75°F
+54°F
+54°F
+63°F
+21°F
+52°F
+54°F
+54°F
+50°F
+48°F
+46°F
+23°F
24 Hours Forecast
Denver
Local time: 01:37
December 22, sunday
0300
32°F
NE
5 mph
0600
32°F
N
6 mph
0900
37°F
N
5 mph
1200
52°F
E
2 mph
1500
57°F
W
3 mph
1800
54°F
N
2 mph
2100
48°F
N
3 mph
December 23, monday
0000
45°F
NE
2 mph
Units of measurement: °C / °F