Eagle County Weather in September
Average highs run from 71°F on September 1 to 62°F on September 30, and lows from 38°F to 30°F. Normal precipitation for the month is 1.96 in over about 9 wet days.
September day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
September at a glance
- Average high
- 67°F
- Average low
- 34°F
- Precipitation
- 1.96 in
- Snowfall
- 0.9 in
- Record high
- 97°FSep 6, 2020
- Record low
- 24°FSep 13, 1929
- Chance of a freeze
- 98%
- Daylight
- 13 h 03 min to 11 h 49 min
- Cloud cover
- 48%
- Humidity
- 57%
- Dew point
- 28°F
- Wind
- 4.7 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Sep 1 | 71°F | 38°F | 93°F 2019 | 42°F 1932 | 34% | 1% |
| Sep 2 | 71°F | 37°F | 95°F 2019 | 42°F 1928 | 34% | 1% |
| Sep 3 | 70°F | 37°F | 95°F 2019 | 43°F 1929 | 34% | 1% |
| Sep 4 | 70°F | 37°F | 96°F 2017 | 40°F 1929 | 34% | 1% |
| Sep 5 | 70°F | 37°F | 95°F 2020 | 38°F 1929 | 34% | 1% |
| Sep 6 | 70°F | 36°F | 97°F 2020 | 40°F 1921 | 33% | 1% |
| Sep 7 | 69°F | 36°F | 97°F 2022 | 38°F 1929 | 33% | 1% |
| Sep 8 | 69°F | 36°F | 96°F 2022 | 38°F 1929 | 33% | 1% |
| Sep 9 | 69°F | 36°F | 95°F 2022 | 25°F 1929 | 33% | 1% |
| Sep 10 | 68°F | 36°F | 93°F 2021 | 30°F 1929 | 33% | 2% |
| Sep 11 | 68°F | 35°F | 94°F 2021 | 34°F 1929 | 32% | 2% |
| Sep 12 | 68°F | 35°F | 88°F 1971 | 30°F 1929 | 32% | 2% |
| Sep 13 | 68°F | 35°F | 89°F 1937 | 24°F 1929 | 32% | 2% |
| Sep 14 | 67°F | 35°F | 89°F 1946 | 35°F 1929 | 31% | 2% |
| Sep 15 | 67°F | 34°F | 90°F 2018 | 37°F 1912 | 31% | 2% |
| Sep 16 | 67°F | 34°F | 91°F 2018 | 33°F 1912 | 31% | 2% |
| Sep 17 | 66°F | 34°F | 89°F 2018 | 34°F 1971 | 30% | 2% |
| Sep 18 | 66°F | 33°F | 94°F 1937 | 34°F 1971 | 30% | 3% |
| Sep 19 | 66°F | 33°F | 94°F 1937 | 30°F 1971 | 30% | 3% |
| Sep 20 | 65°F | 33°F | 91°F 1938 | 34°F 1971 | 29% | 3% |
| Sep 21 | 65°F | 33°F | 86°F 1944 | 30°F 1921 | 29% | 3% |
| Sep 22 | 65°F | 32°F | 85°F 1935 | 29°F 1921 | 28% | 3% |
| Sep 23 | 64°F | 32°F | 88°F 1938 | 32°F 1912 | 28% | 3% |
| Sep 24 | 64°F | 32°F | 83°F 1947 | 33°F 1920 | 27% | 4% |
| Sep 25 | 64°F | 32°F | 85°F 2020 | 32°F 1920 | 27% | 4% |
| Sep 26 | 63°F | 31°F | 93°F 1914 | 32°F 1912 | 27% | 4% |
| Sep 27 | 63°F | 31°F | 87°F 1938 | 32°F 1912 | 26% | 4% |
| Sep 28 | 63°F | 31°F | 88°F 1944 | 32°F 1912 | 26% | 5% |
| Sep 29 | 62°F | 30°F | 88°F 1938 | 32°F 1912 | 26% | 5% |
| Sep 30 | 62°F | 30°F | 87°F 2024 | 30°F 1921 | 25% | 5% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MDT).
- September 1
- sunrise 6:35 AM, sunset 7:38 PM
- September 30
- sunrise 7:02 AM, sunset 6:51 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00058575 (Vail), public domain. Records: NOAA GHCN-Daily, station USC00057618, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.