Cosmopolis Weather in October
Average highs run from 66°F on October 1 to 56°F on October 31, and lows from 48°F to 42°F. Normal precipitation for the month is 8.27 in over about 18 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
- 61°F
- Average low
- 45°F
- Precipitation
- 8.27 in
- Record high
- 83°FOct 1, 1987
- Record low
- 27°FOct 28, 2023
- Chance of a freeze
- 19%
- Daylight
- 11 h 40 min to 10 h 03 min
- Cloud cover
- 66%
- Humidity
- 90%
- Dew point
- 48°F
- Wind
- 5.4 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 | 66°F | 48°F | 83°F 1987 | 38°F 1983 | 43% | 0% |
| Oct 2 | 65°F | 48°F | 81°F 1993 | 36°F 1954 | 44% | 0% |
| Oct 3 | 65°F | 48°F | 76°F 1979 | 36°F 2009 | 45% | 0% |
| Oct 4 | 65°F | 47°F | 81°F 1966 | 34°F 2009 | 46% | 0% |
| Oct 5 | 65°F | 47°F | 79°F 1953 | 37°F 1974 | 47% | 0% |
| Oct 6 | 64°F | 47°F | 81°F 1987 | 36°F 1955 | 47% | 0% |
| Oct 7 | 64°F | 47°F | 80°F 1976 | 38°F 1961 | 48% | 0% |
| Oct 8 | 64°F | 46°F | 80°F 1987 | 38°F 1961 | 49% | 0% |
| Oct 9 | 63°F | 46°F | 82°F 1996 | 34°F 2019 | 50% | 0% |
| Oct 10 | 63°F | 46°F | 76°F 1991 | 31°F 2008 | 51% | 0% |
| Oct 11 | 63°F | 46°F | 79°F 1987 | 32°F 2008 | 52% | 0% |
| Oct 12 | 62°F | 46°F | 78°F 1987 | 36°F 1981 | 53% | 0% |
| Oct 13 | 62°F | 45°F | 76°F 2022 | 33°F 1954 | 53% | 0% |
| Oct 14 | 62°F | 45°F | 80°F 1961 | 33°F 1969 | 54% | 0% |
| Oct 15 | 61°F | 45°F | 82°F 2022 | 33°F 2008 | 55% | 0% |
| Oct 16 | 61°F | 45°F | 77°F 2002 | 34°F 1971 | 56% | 0% |
| Oct 17 | 61°F | 45°F | 75°F 2018 | 33°F 1984 | 56% | 0% |
| Oct 18 | 60°F | 44°F | 73°F 1978 | 35°F 1982 | 57% | 0% |
| Oct 19 | 60°F | 44°F | 76°F 1964 | 35°F 1963 | 58% | 0% |
| Oct 20 | 60°F | 44°F | 74°F 1987 | 32°F 1996 | 59% | 0% |
| Oct 21 | 59°F | 44°F | 75°F 1987 | 34°F 1961 | 59% | 0% |
| Oct 22 | 59°F | 44°F | 70°F 1964 | 35°F 1953 | 60% | 0% |
| Oct 23 | 59°F | 43°F | 73°F 2007 | 32°F 1954 | 61% | 0% |
| Oct 24 | 58°F | 43°F | 71°F 1965 | 33°F 1954 | 61% | 0% |
| Oct 25 | 58°F | 43°F | 71°F 1965 | 31°F 2020 | 62% | 0% |
| Oct 26 | 58°F | 43°F | 72°F 2003 | 31°F 1954 | 63% | 0% |
| Oct 27 | 58°F | 43°F | 70°F 1968 | 30°F 2023 | 63% | 0% |
| Oct 28 | 57°F | 43°F | 69°F 1964 | 27°F 2023 | 64% | 0% |
| Oct 29 | 57°F | 42°F | 70°F 1962 | 29°F 1971 | 64% | 0% |
| Oct 30 | 57°F | 42°F | 66°F 2017 | 29°F 1972 | 65% | 0% |
| Oct 31 | 56°F | 42°F | 67°F 1954 | 28°F 2002 | 65% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (PDT).
- October 1
- sunrise 7:14 AM, sunset 6:54 PM
- October 31
- sunrise 7:57 AM, sunset 6:00 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00450008 (Aberdeen), public domain. Records: NOAA GHCN-Daily, station USW00094225, 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.