Chelan County Weather in October
Average highs run from 67°F on October 1 to 49°F on October 31, and lows from 37°F to 30°F. Normal precipitation for the month is 2.61 in over about 11 wet days.
October day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
October at a glance
- Average high
- 58°F
- Average low
- 33°F
- Precipitation
- 2.61 in
- Snowfall
- 1.0 in
- Record high
- 90°FOct 6, 2014
- Record low
- 15°FOct 30, 2002
- Chance of a freeze
- 100%
- Daylight
- 11 h 39 min to 10 h 00 min
- Cloud cover
- 68%
- Humidity
- 81%
- Dew point
- 32°F
- Wind
- 3.8 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 |
|---|---|---|---|---|---|---|
| Oct 1 | 67°F | 37°F | 87°F 1992 | 35°F 1983 | 25% | 1% |
| Oct 2 | 67°F | 37°F | 83°F 1988 | 37°F 1961 | 26% | 1% |
| Oct 3 | 66°F | 37°F | 83°F 1988 | 35°F 1968 | 26% | 1% |
| Oct 4 | 66°F | 36°F | 83°F 2020 | 34°F 1981 | 27% | 1% |
| Oct 5 | 65°F | 36°F | 80°F 1971 | 34°F 1974 | 27% | 1% |
| Oct 6 | 64°F | 36°F | 90°F 2014 | 32°F 2000 | 28% | 1% |
| Oct 7 | 64°F | 36°F | 84°F 2014 | 32°F 1990 | 29% | 1% |
| Oct 8 | 63°F | 35°F | 79°F 1965 | 30°F 1985 | 29% | 1% |
| Oct 9 | 62°F | 35°F | 79°F 1988 | 30°F 1985 | 30% | 1% |
| Oct 10 | 62°F | 35°F | 80°F 1988 | 27°F 2019 | 31% | 1% |
| Oct 11 | 61°F | 34°F | 78°F 1988 | 23°F 2009 | 31% | 2% |
| Oct 12 | 61°F | 34°F | 77°F 1979 | 29°F 2009 | 32% | 2% |
| Oct 13 | 60°F | 34°F | 76°F 2015 | 29°F 1969 | 33% | 2% |
| Oct 14 | 59°F | 34°F | 77°F 1961 | 25°F 1969 | 33% | 2% |
| Oct 15 | 59°F | 34°F | 78°F 1991 | 28°F 1969 | 34% | 2% |
| Oct 16 | 58°F | 33°F | 77°F 1963 | 30°F 1989 | 35% | 2% |
| Oct 17 | 57°F | 33°F | 77°F 1960 | 28°F 1984 | 35% | 3% |
| Oct 18 | 57°F | 33°F | 72°F 1960 | 26°F 1982 | 36% | 3% |
| Oct 19 | 56°F | 33°F | 75°F 1981 | 25°F 1984 | 37% | 3% |
| Oct 20 | 55°F | 32°F | 74°F 2023 | 28°F 1982 | 38% | 3% |
| Oct 21 | 55°F | 32°F | 71°F 1972 | 27°F 1984 | 38% | 3% |
| Oct 22 | 54°F | 32°F | 72°F 2003 | 27°F 1984 | 39% | 4% |
| Oct 23 | 54°F | 32°F | 69°F 1992 | 29°F 1980 | 40% | 4% |
| Oct 24 | 53°F | 32°F | 69°F 1992 | 29°F 1983 | 40% | 4% |
| Oct 25 | 52°F | 31°F | 72°F 2019 | 26°F 2020 | 41% | 5% |
| Oct 26 | 52°F | 31°F | 68°F 1992 | 27°F 1978 | 42% | 5% |
| Oct 27 | 51°F | 31°F | 71°F 2003 | 24°F 2020 | 42% | 5% |
| Oct 28 | 51°F | 31°F | 70°F 2003 | 23°F 1971 | 43% | 6% |
| Oct 29 | 50°F | 31°F | 68°F 2012 | 20°F 1971 | 44% | 6% |
| Oct 30 | 50°F | 30°F | 73°F 2015 | 15°F 2002 | 44% | 7% |
| Oct 31 | 49°F | 30°F | 74°F 1967 | 15°F 2002 | 45% | 7% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (PDT).
- October 1
- sunrise 7:02 AM, sunset 6:41 PM
- October 31
- sunrise 7:46 AM, sunset 5:46 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00456534 (Plain), public domain. Records: NOAA GHCN-Daily, station USW00094239, 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.