Naknek Weather in September
Average highs run from 61°F on September 1 to 51°F on September 30, and lows from 46°F to 36°F. Normal precipitation for the month is 3.40 in over about 18 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
- 56°F
- Average low
- 41°F
- Precipitation
- 3.40 in
- Record high
- 76°FSep 14, 2018
- Record low
- 13°FSep 26, 2021
- Chance of a freeze
- 91%
- Daylight
- 14 h 00 min to 11 h 32 min
- Cloud cover
- 75%
- Humidity
- 84%
- Dew point
- 43°F
- Wind
- 11.9 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 | 61°F | 46°F | 75°F 2016 | 26°F 2015 | 60% | 0% |
| Sep 2 | 61°F | 45°F | 72°F 2016 | 25°F 1980 | 60% | 0% |
| Sep 3 | 60°F | 45°F | 74°F 1974 | 27°F 1984 | 60% | 0% |
| Sep 4 | 60°F | 45°F | 71°F 2002 | 29°F 2004 | 60% | 0% |
| Sep 5 | 60°F | 45°F | 70°F 1957 | 27°F 1976 | 61% | 0% |
| Sep 6 | 60°F | 44°F | 71°F 1964 | 28°F 1960 | 61% | 0% |
| Sep 7 | 59°F | 44°F | 67°F 1963 | 26°F 1952 | 61% | 0% |
| Sep 8 | 59°F | 44°F | 69°F 1956 | 25°F 1970 | 60% | 0% |
| Sep 9 | 59°F | 43°F | 70°F 1964 | 25°F 1970 | 60% | 0% |
| Sep 10 | 58°F | 43°F | 68°F 2014 | 27°F 2002 | 60% | 0% |
| Sep 11 | 58°F | 43°F | 69°F 2018 | 29°F 1959 | 60% | 0% |
| Sep 12 | 58°F | 42°F | 72°F 2018 | 23°F 2020 | 60% | 0% |
| Sep 13 | 57°F | 42°F | 73°F 2018 | 27°F 1959 | 60% | 0% |
| Sep 14 | 57°F | 42°F | 76°F 2018 | 22°F 1987 | 60% | 0% |
| Sep 15 | 57°F | 41°F | 67°F 1954 | 24°F 1996 | 60% | 0% |
| Sep 16 | 56°F | 41°F | 74°F 1954 | 23°F 1996 | 60% | 1% |
| Sep 17 | 56°F | 41°F | 66°F 1944 | 25°F 1983 | 59% | 1% |
| Sep 18 | 56°F | 40°F | 70°F 2010 | 22°F 2003 | 59% | 1% |
| Sep 19 | 55°F | 40°F | 63°F 2009 | 21°F 2021 | 59% | 1% |
| Sep 20 | 55°F | 40°F | 64°F 1995 | 21°F 1984 | 59% | 1% |
| Sep 21 | 55°F | 39°F | 64°F 1969 | 19°F 1992 | 59% | 1% |
| Sep 22 | 54°F | 39°F | 66°F 1942 | 15°F 2003 | 58% | 1% |
| Sep 23 | 54°F | 38°F | 66°F 1942 | 17°F 1956 | 58% | 1% |
| Sep 24 | 53°F | 38°F | 66°F 1995 | 17°F 1992 | 57% | 1% |
| Sep 25 | 53°F | 38°F | 67°F 1944 | 15°F 2021 | 57% | 1% |
| Sep 26 | 53°F | 37°F | 63°F 1942 | 13°F 2021 | 57% | 2% |
| Sep 27 | 52°F | 37°F | 64°F 1947 | 14°F 2021 | 56% | 2% |
| Sep 28 | 52°F | 37°F | 70°F 2018 | 20°F 2021 | 56% | 2% |
| Sep 29 | 51°F | 36°F | 67°F 1954 | 14°F 2021 | 55% | 2% |
| Sep 30 | 51°F | 36°F | 71°F 2018 | 16°F 1957 | 55% | 2% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (AKDT).
- September 1
- sunrise 7:27 AM, sunset 9:27 PM
- September 30
- sunrise 8:31 AM, sunset 8:03 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00025503 (King Salmon), public domain. Records: NOAA GHCN-Daily, station USW00025503, 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.