Merced County Weather in October
Average highs run from 85°F on October 1 to 73°F on October 31, and lows from 48°F to 42°F. Normal precipitation for the month is 0.57 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
- 79°F
- Average low
- 45°F
- Precipitation
- 0.57 in
- Record high
- 102°FOct 2, 2010
- Record low
- 28°FOct 14, 1905
- Chance of a freeze
- 17%
- Days of 90°F or more
- 2.4
- Daylight
- 11 h 48 min to 10 h 40 min
- Cloud cover
- 26%
- Humidity
- 47%
- Dew point
- 41°F
- Wind
- 6.9 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 | 85°F | 48°F | 100°F 2010 | 36°F 1903 | 4% |
| Oct 2 | 85°F | 48°F | 102°F 2010 | 37°F 1903 | 5% |
| Oct 3 | 84°F | 47°F | 102°F 1905 | 38°F 1916 | 5% |
| Oct 4 | 84°F | 47°F | 101°F 1905 | 37°F 1969 | 5% |
| Oct 5 | 83°F | 47°F | 98°F 1905 | 38°F 1969 | 5% |
| Oct 6 | 83°F | 47°F | 98°F 1933 | 37°F 1941 | 5% |
| Oct 7 | 83°F | 47°F | 96°F 1953 | 37°F 1941 | 6% |
| Oct 8 | 82°F | 47°F | 98°F 1906 | 39°F 1941 | 6% |
| Oct 9 | 82°F | 46°F | 98°F 1951 | 33°F 1905 | 6% |
| Oct 10 | 82°F | 46°F | 100°F 1991 | 33°F 1905 | 6% |
| Oct 11 | 81°F | 46°F | 99°F 1991 | 33°F 1905 | 7% |
| Oct 12 | 81°F | 46°F | 95°F 1901 | 35°F 1905 | 7% |
| Oct 13 | 80°F | 46°F | 96°F 1901 | 36°F 1969 | 7% |
| Oct 14 | 80°F | 45°F | 99°F 1978 | 28°F 1905 | 7% |
| Oct 15 | 80°F | 45°F | 98°F 1961 | 36°F 1928 | 8% |
| Oct 16 | 79°F | 45°F | 95°F 1903 | 32°F 1903 | 8% |
| Oct 17 | 79°F | 45°F | 96°F 1903 | 30°F 1905 | 8% |
| Oct 18 | 78°F | 45°F | 98°F 1903 | 34°F 1905 | 9% |
| Oct 19 | 78°F | 44°F | 94°F 1903 | 30°F 1949 | 9% |
| Oct 20 | 78°F | 44°F | 98°F 1998 | 30°F 1949 | 9% |
| Oct 21 | 77°F | 44°F | 95°F 2003 | 29°F 1996 | 9% |
| Oct 22 | 77°F | 44°F | 95°F 1901 | 30°F 1949 | 9% |
| Oct 23 | 76°F | 44°F | 91°F 1937 | 34°F 1906 | 10% |
| Oct 24 | 76°F | 43°F | 90°F 1927 | 32°F 1903 | 10% |
| Oct 25 | 75°F | 43°F | 92°F 1959 | 32°F 1903 | 10% |
| Oct 26 | 75°F | 43°F | 88°F 1913 | 31°F 1939 | 11% |
| Oct 27 | 75°F | 43°F | 89°F 2003 | 29°F 1906 | 11% |
| Oct 28 | 74°F | 42°F | 89°F 2003 | 32°F 1946 | 11% |
| Oct 29 | 74°F | 42°F | 94°F 1906 | 28°F 1971 | 11% |
| Oct 30 | 73°F | 42°F | 95°F 1906 | 28°F 1946 | 12% |
| Oct 31 | 73°F | 42°F | 85°F 1993 | 28°F 1935 | 12% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (PDT).
- October 1
- sunrise 6:58 AM, sunset 6:46 PM
- October 31
- sunrise 7:26 AM, sunset 6:06 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00093243 (Merced 23 Wsw), public domain. Records: NOAA GHCN-Daily, station USC00045532, 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.