Startup Weather in October
Average highs run from 68°F on October 1 to 56°F on October 31, and lows from 44°F to 39°F. Normal precipitation for the month is 7.13 in over about 17 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
- 62°F
- Average low
- 42°F
- Precipitation
- 7.13 in
- Snowfall
- 0.2 in
- Record high
- 87°FOct 16, 2022
- Record low
- 29°FOct 30, 2002
- Chance of a freeze
- 65%
- Daylight
- 11 h 40 min to 10 h 00 min
- Cloud cover
- 68%
- Humidity
- 85%
- Dew point
- 36°F
- Wind
- 3.6 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 | 68°F | 44°F | 74°F 2008 | 37°F 1950 | 46% | 0% |
| Oct 2 | 67°F | 44°F | 76°F 2022 | 38°F 1950 | 46% | 0% |
| Oct 3 | 67°F | 44°F | 75°F 2022 | 39°F 2018 | 47% | 0% |
| Oct 4 | 66°F | 44°F | 70°F 2001 | 41°F 2000 | 48% | 0% |
| Oct 5 | 66°F | 44°F | 70°F 2001 | 40°F 1948 | 48% | 0% |
| Oct 6 | 66°F | 43°F | 75°F 2000 | 42°F 1948 | 49% | 0% |
| Oct 7 | 65°F | 43°F | 81°F 2023 | 41°F 2021 | 50% | 0% |
| Oct 8 | 65°F | 43°F | 83°F 1951 | 38°F 1948 | 50% | 0% |
| Oct 9 | 64°F | 43°F | 70°F 2022 | 34°F 2019 | 51% | 0% |
| Oct 10 | 64°F | 43°F | 68°F 2022 | 37°F 2019 | 52% | 0% |
| Oct 11 | 64°F | 42°F | 65°F 2006 | 36°F 2008 | 52% | 0% |
| Oct 12 | 63°F | 42°F | 67°F 2006 | 37°F 2002 | 53% | 0% |
| Oct 13 | 63°F | 42°F | 73°F 2024 | 38°F 1949 | 53% | 0% |
| Oct 14 | 62°F | 42°F | 71°F 2005 | 37°F 1949 | 54% | 0% |
| Oct 15 | 62°F | 42°F | 71°F 2022 | 36°F 2008 | 54% | 0% |
| Oct 16 | 62°F | 42°F | 87°F 2022 | 37°F 1999 | 55% | 1% |
| Oct 17 | 61°F | 41°F | 69°F 2018 | 36°F 1949 | 55% | 1% |
| Oct 18 | 61°F | 41°F | 71°F 2023 | 31°F 1949 | 56% | 1% |
| Oct 19 | 60°F | 41°F | 70°F 2014 | 31°F 1949 | 57% | 1% |
| Oct 20 | 60°F | 41°F | 67°F 2003 | 33°F 1949 | 57% | 1% |
| Oct 21 | 60°F | 41°F | 70°F 1998 | 37°F 1949 | 58% | 1% |
| Oct 22 | 59°F | 41°F | 69°F 2005 | 38°F 1950 | 58% | 1% |
| Oct 23 | 59°F | 40°F | 78°F 2007 | 40°F 1950 | 59% | 1% |
| Oct 24 | 59°F | 40°F | 63°F 2016 | 36°F 2002 | 59% | 1% |
| Oct 25 | 58°F | 40°F | 66°F 2015 | 32°F 2020 | 60% | 1% |
| Oct 26 | 58°F | 40°F | 63°F 1998 | 34°F 2007 | 60% | 1% |
| Oct 27 | 58°F | 40°F | 63°F 2015 | 34°F 2019 | 61% | 1% |
| Oct 28 | 57°F | 40°F | 64°F 2017 | 32°F 2023 | 61% | 1% |
| Oct 29 | 57°F | 39°F | 62°F 2014 | 32°F 2006 | 62% | 2% |
| Oct 30 | 57°F | 39°F | 65°F 1949 | 29°F 2002 | 62% | 2% |
| Oct 31 | 56°F | 39°F | 68°F 1949 | 29°F 2006 | 62% | 2% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (PDT).
- October 1
- sunrise 7:06 AM, sunset 6:46 PM
- October 31
- sunrise 7:50 AM, sunset 5:50 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00458034 (Startup 1 E), public domain. Records: NOAA GHCN-Daily, station USW00024222, 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.