Martinez Weather in October
Average highs run from 81°F on October 1 to 71°F on October 31, and lows from 48°F to 43°F. Normal precipitation for the month is 0.79 in over about 3 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
- 76°F
- Average low
- 46°F
- Precipitation
- 0.79 in
- Record high
- 103°FOct 1, 2024
- Record low
- 39°FOct 31, 2019
- Chance of a freeze
- 0%
- Days of 90°F or more
- 1.5
- Daylight
- 11 h 47 min to 10 h 37 min
- Cloud cover
- 31%
- Humidity
- 61%
- Dew point
- 44°F
- Wind
- 7.6 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Oct 1 | 81°F | 48°F | 103°F 2024 | 46°F 2019 | 5% |
| Oct 2 | 81°F | 48°F | 103°F 2024 | 47°F 2019 | 5% |
| Oct 3 | 80°F | 48°F | 102°F 2024 | 45°F 2013 | 6% |
| Oct 4 | 80°F | 48°F | 97°F 2024 | 46°F 2009 | 6% |
| Oct 5 | 80°F | 47°F | 101°F 2024 | 45°F 2009 | 6% |
| Oct 6 | 80°F | 47°F | 103°F 2024 | 43°F 2007 | 7% |
| Oct 7 | 79°F | 47°F | 102°F 2024 | 46°F 2007 | 7% |
| Oct 8 | 79°F | 47°F | 95°F 2024 | 47°F 2007 | 7% |
| Oct 9 | 79°F | 47°F | 89°F 1999 | 46°F 2007 | 7% |
| Oct 10 | 78°F | 47°F | 89°F 1999 | 46°F 2019 | 8% |
| Oct 11 | 78°F | 47°F | 93°F 2010 | 45°F 2013 | 8% |
| Oct 12 | 78°F | 46°F | 93°F 2014 | 43°F 2017 | 8% |
| Oct 13 | 77°F | 46°F | 96°F 2015 | 43°F 2008 | 9% |
| Oct 14 | 77°F | 46°F | 96°F 2020 | 45°F 2013 | 9% |
| Oct 15 | 77°F | 46°F | 93°F 2020 | 45°F 2013 | 10% |
| Oct 16 | 76°F | 46°F | 95°F 2020 | 47°F 2013 | 10% |
| Oct 17 | 76°F | 45°F | 96°F 2020 | 46°F 2006 | 10% |
| Oct 18 | 76°F | 45°F | 93°F 2020 | 45°F 2006 | 11% |
| Oct 19 | 75°F | 45°F | 94°F 2022 | 44°F 2021 | 11% |
| Oct 20 | 75°F | 45°F | 90°F 2020 | 43°F 2013 | 12% |
| Oct 21 | 75°F | 45°F | 91°F 2020 | 42°F 2007 | 12% |
| Oct 22 | 74°F | 45°F | 88°F 2019 | 45°F 2013 | 12% |
| Oct 23 | 74°F | 44°F | 89°F 2019 | 44°F 2013 | 13% |
| Oct 24 | 73°F | 44°F | 92°F 2017 | 44°F 2022 | 13% |
| Oct 25 | 73°F | 44°F | 90°F 2003 | 43°F 1999 | 14% |
| Oct 26 | 73°F | 44°F | 92°F 2017 | 42°F 2011 | 14% |
| Oct 27 | 72°F | 44°F | 92°F 2003 | 40°F 2023 | 15% |
| Oct 28 | 72°F | 43°F | 92°F 2003 | 42°F 2006 | 15% |
| Oct 29 | 71°F | 43°F | 82°F 2015 | 41°F 2006 | 16% |
| Oct 30 | 71°F | 43°F | 85°F 2015 | 40°F 2023 | 16% |
| Oct 31 | 71°F | 43°F | 87°F 2015 | 39°F 2019 | 17% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (PDT).
- October 1
- sunrise 7:04 AM, sunset 6:51 PM
- October 31
- sunrise 7:33 AM, sunset 6:10 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00045378 (Martinez Wtp), public domain. Records: NOAA GHCN-Daily, station USW00023254, 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.