Fort Yukon Weather in September
Average highs run from 57°F on September 1 to 39°F on September 30, and lows from 40°F to 27°F. Normal precipitation for the month is 1.65 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
- 49°F
- Average low
- 34°F
- Precipitation
- 1.65 in
- Record high
- 78°FSep 3, 1949
- Record low
- -5°FSep 28, 2010
- Daylight
- 14 h 50 min to 11 h 20 min
- Cloud cover
- 68%
- Humidity
- 81%
- Dew point
- 35°F
- Wind
- 5.8 mph
Every day of the month
A wet day has at least 1 mm of precipitation in the reanalysis.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Sep 1 | 57°F | 40°F | 76°F 1936 | 17°F 2013 | 30% |
| Sep 2 | 57°F | 40°F | 75°F 1974 | 21°F 2015 | 29% |
| Sep 3 | 57°F | 39°F | 78°F 1949 | 23°F 2017 | 28% |
| Sep 4 | 56°F | 39°F | 74°F 1936 | 15°F 2014 | 29% |
| Sep 5 | 56°F | 39°F | 74°F 2025 | 15°F 2014 | 30% |
| Sep 6 | 55°F | 38°F | 76°F 1936 | 15°F 2004 | 30% |
| Sep 7 | 55°F | 38°F | 72°F 1936 | 12°F 2004 | 30% |
| Sep 8 | 55°F | 38°F | 71°F 2002 | 13°F 1952 | 29% |
| Sep 9 | 54°F | 38°F | 71°F 1950 | 14°F 2004 | 29% |
| Sep 10 | 54°F | 37°F | 71°F 1964 | 16°F 2004 | 29% |
| Sep 11 | 53°F | 37°F | 72°F 1936 | 15°F 2004 | 30% |
| Sep 12 | 52°F | 36°F | 69°F 1961 | 17°F 2004 | 30% |
| Sep 13 | 52°F | 36°F | 69°F 2010 | 10°F 2003 | 31% |
| Sep 14 | 51°F | 35°F | 69°F 2010 | 4°F 2003 | 30% |
| Sep 15 | 51°F | 35°F | 71°F 2014 | 6°F 2003 | 31% |
| Sep 16 | 50°F | 35°F | 66°F 1966 | 16°F 2013 | 32% |
| Sep 17 | 49°F | 34°F | 70°F 2006 | 15°F 2003 | 32% |
| Sep 18 | 48°F | 34°F | 63°F 1974 | 5°F 2004 | 33% |
| Sep 19 | 48°F | 33°F | 64°F 2020 | 9°F 2004 | 33% |
| Sep 20 | 47°F | 33°F | 60°F 1950 | 8°F 1941 | 33% |
| Sep 21 | 46°F | 32°F | 60°F 1955 | 8°F 1954 | 33% |
| Sep 22 | 45°F | 31°F | 67°F 2016 | 5°F 1941 | 33% |
| Sep 23 | 44°F | 31°F | 66°F 1962 | 6°F 2003 | 34% |
| Sep 24 | 44°F | 30°F | 69°F 2012 | 2°F 1970 | 33% |
| Sep 25 | 43°F | 30°F | 60°F 1944 | 0°F 2010 | 32% |
| Sep 26 | 42°F | 29°F | 59°F 1944 | 5°F 2010 | 31% |
| Sep 27 | 42°F | 29°F | 60°F 1944 | 6°F 2010 | 31% |
| Sep 28 | 41°F | 28°F | 60°F 1966 | -5°F 2010 | 30% |
| Sep 29 | 40°F | 28°F | 57°F 1966 | -4°F 2010 | 31% |
| Sep 30 | 39°F | 27°F | 58°F 2003 | -2°F 2021 | 30% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (AKDT).
- September 1
- sunrise 6:15 AM, sunset 9:05 PM
- September 30
- sunrise 7:50 AM, sunset 7:10 PM
Other months
Sources
Records: NOAA GHCN-Daily, station USC00501987, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine, and temperature and precipitation: 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.