Monterey weather in October: Monterey, California: normal highs, lows, rain and records for October
Monterey in October has a normal high of 70°F and a normal low of 51°F, a daily mean of 60°F, falling from 71°F on the 1st to 68°F by the 31st. Measurable precipitation falls on 4 days in a normal October, 0.86 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 21°C and low of 10°C, 22 mm of precipitation in October.
- NOAA stationMonterey Peninsul Airport
- Station IDUSW00023259
- Location36.59°N 121.85°W
- Elevation165 ft (50 m)
- From the center2 miles
- Population29,015
- Jan 62° 43°
- Feb 62° 45°
- Mar 63° 46°
- Apr 63° 47°
- May 65° 50°
- Jun 68° 52°
- Jul 69° 54°
- Aug 70° 55°
- Sep 71° 54°
- Oct 70° 51°
- Nov 65° 46°
- Dec 62° 43°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Monterey in October?
The normal high is 70°F and the normal low 51°F, for a daily mean of 60.3°F. October is 2.1°F cooler than September and 4.8°F warmer than November. October is the 4th warmest month of the year in Monterey and the 7th wettest. Across the month the normal high falls 3°F, from 71°F on October 1 to 68°F on October 31. From one year to the next October's mean temperature typically moves about 1.8°F either way (NOAA's standard deviation), so roughly two Octobers in three average between 59°F and 62°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 19%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| October 1 | 71°F | 53°F | 9% | 3% |
| October 8 | 71°F | 52°F | 11% | 4% |
| October 15 | 70°F | 51°F | 14% | 5% |
| October 22 | 69°F | 50°F | 16% | 7% |
| October 31 | 68°F | 49°F | 19% | 9% |
Every day of October: normal high, low and chance of precipitation (warmest afternoon October 1, coldest night October 31)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| October 1 | 71°F | 53°F | 9% | 3% | 11 h 50 min |
| October 2 | 71°F | 53°F | 10% | 3% | 11 h 50 min |
| October 3 | 71°F | 53°F | 10% | 3% | 11 h 50 min |
| October 4 | 71°F | 52°F | 10% | 3% | 11 h 40 min |
| October 5 | 71°F | 52°F | 11% | 3% | 11 h 40 min |
| October 6 | 71°F | 52°F | 11% | 3% | 11 h 40 min |
| October 7 | 71°F | 52°F | 11% | 4% | 11 h 40 min |
| October 8 | 71°F | 52°F | 11% | 4% | 11 h 40 min |
| October 9 | 70°F | 52°F | 12% | 4% | 11 h 30 min |
| October 10 | 70°F | 52°F | 12% | 4% | 11 h 30 min |
| October 11 | 70°F | 52°F | 12% | 4% | 11 h 30 min |
| October 12 | 70°F | 52°F | 13% | 5% | 11 h 30 min |
| October 13 | 70°F | 51°F | 13% | 5% | 11 h 20 min |
| October 14 | 70°F | 51°F | 14% | 5% | 11 h 20 min |
| October 15 | 70°F | 51°F | 14% | 5% | 11 h 20 min |
| October 16 | 70°F | 51°F | 14% | 5% | 11 h 20 min |
| October 17 | 70°F | 51°F | 15% | 6% | 11 h 10 min |
| October 18 | 70°F | 51°F | 15% | 6% | 11 h 10 min |
| October 19 | 70°F | 51°F | 15% | 6% | 11 h 10 min |
| October 20 | 70°F | 50°F | 16% | 6% | 11 h 10 min |
| October 21 | 70°F | 50°F | 16% | 6% | 11 h 10 min |
| October 22 | 69°F | 50°F | 16% | 7% | 11 h |
| October 23 | 69°F | 50°F | 17% | 7% | 11 h |
| October 24 | 69°F | 50°F | 17% | 7% | 11 h |
| October 25 | 69°F | 50°F | 17% | 7% | 11 h |
| October 26 | 69°F | 49°F | 18% | 8% | 10 h 50 min |
| October 27 | 69°F | 49°F | 18% | 8% | 10 h 50 min |
| October 28 | 69°F | 49°F | 18% | 8% | 10 h 50 min |
| October 29 | 69°F | 49°F | 19% | 8% | 10 h 50 min |
| October 30 | 68°F | 49°F | 19% | 9% | 10 h 50 min |
| October 31 | 68°F | 49°F | 19% | 9% | 10 h 40 min |
- Normal high
- 70°FOctober average
- Normal low
- 51°FOctober average
- Precipitation
- 0.86 inmonth total
- Days with precipitation
- 40.01 inch or more
- Days at 90°F or more
- 1
- Daylight
- 11 h 50 min to 10 h 40 minOctober 1 to October 31
- Days at 70°F or more
- 11
- Days at 80°F or more
- 3
- Sunshine
- 89%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00023259; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Monterey in October?
On a given October day the chance of 0.01 inch or more is 14% on average, highest around October 31 (19%). In all, 0.86 in falls on 4 days of a normal October.
In a normal October in Monterey, 1 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00023259.
What are the records for October in Monterey?
The warmest October temperature on this station's record (since 1968) is 96°F, on October 24, 2017; the coldest is 34°F, on October 29, 1971. The wettest October brought 2.99 in (2009).
The October mean against the 1991-2020 normal of 60.3°F: 2021 61.1°F (+0.8), 2022 57.8°F (−2.5), 2023 62.3°F (+2.0), 2024 61.4°F (+1.1), 2025 60.3°F (at normal). 3 of 5 ran warmer than normal.
| October | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 61.1°F | +0.8°F | 2.34 in |
| 2022 | 57.8°F | −2.5°F | 0.00 in |
| 2023 | 62.3°F | +2.0°F | 0.09 in |
| 2024 | 61.4°F | +1.1°F | 0.01 in |
| 2025 | 60.3°F | at normal | 0.99 in |
Source: records: ACIS, station USW00023259; recent months: ACIS, station USW00023259. Records and recent months use complete months only.
How does October in Monterey compare across California?
Across the 219 places PlainClimate covers in California, October normal highs run from 58°F in Tahoma to 93°F in Brawley; Monterey's is 70°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.