Merced County Weather in August
Average highs run from 95°F on August 1 to 93°F on August 31, and lows from 54°F to 51°F. Normal precipitation for the month is 0.01 in over about 1 wet days.
August day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
August at a glance
- Average high
- 94°F
- Average low
- 52°F
- Precipitation
- 0.01 in
- Record high
- 114°FAug 8, 1905
- Record low
- 36°FAug 23, 1979
- Chance of a freeze
- 0%
- Days of 90°F or more
- 25.3
- Daylight
- 14 h 02 min to 13 h 00 min
- Cloud cover
- 12%
- Humidity
- 36%
- Dew point
- 45°F
- Wind
- 9.2 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 |
|---|---|---|---|---|---|
| Aug 1 | 95°F | 54°F | 112°F 1908 | 45°F 1905 | 1% |
| Aug 2 | 95°F | 54°F | 110°F 1901 | 42°F 1978 | 1% |
| Aug 3 | 95°F | 54°F | 111°F 1901 | 51°F 1909 | 1% |
| Aug 4 | 95°F | 54°F | 109°F 1908 | 40°F 1979 | 1% |
| Aug 5 | 95°F | 53°F | 107°F 1978 | 41°F 1979 | 1% |
| Aug 6 | 95°F | 53°F | 108°F 1904 | 40°F 1905 | 1% |
| Aug 7 | 95°F | 53°F | 111°F 1905 | 47°F 1909 | 1% |
| Aug 8 | 94°F | 53°F | 114°F 1905 | 48°F 1909 | 1% |
| Aug 9 | 94°F | 53°F | 110°F 1905 | 49°F 1979 | 2% |
| Aug 10 | 94°F | 53°F | 108°F 1901 | 49°F 1905 | 2% |
| Aug 11 | 94°F | 53°F | 109°F 1901 | 48°F 1905 | 2% |
| Aug 12 | 94°F | 53°F | 110°F 1901 | 48°F 1905 | 1% |
| Aug 13 | 94°F | 53°F | 110°F 1996 | 51°F 1945 | 1% |
| Aug 14 | 94°F | 53°F | 110°F 1933 | 45°F 1905 | 1% |
| Aug 15 | 94°F | 52°F | 110°F 1920 | 40°F 1979 | 1% |
| Aug 16 | 94°F | 52°F | 110°F 2020 | 45°F 1905 | 1% |
| Aug 17 | 94°F | 52°F | 109°F 1906 | 42°F 1978 | 1% |
| Aug 18 | 94°F | 52°F | 106°F 1939 | 45°F 1905 | 1% |
| Aug 19 | 94°F | 52°F | 106°F 1905 | 50°F 1916 | 1% |
| Aug 20 | 94°F | 52°F | 106°F 1919 | 41°F 1979 | 1% |
| Aug 21 | 94°F | 52°F | 105°F 1919 | 40°F 1979 | 1% |
| Aug 22 | 94°F | 52°F | 104°F 1967 | 39°F 1979 | 1% |
| Aug 23 | 94°F | 52°F | 106°F 1913 | 36°F 1979 | 1% |
| Aug 24 | 94°F | 52°F | 106°F 1913 | 47°F 1905 | 1% |
| Aug 25 | 94°F | 52°F | 111°F 1931 | 45°F 1978 | 1% |
| Aug 26 | 93°F | 52°F | 109°F 1931 | 37°F 1979 | 1% |
| Aug 27 | 93°F | 51°F | 107°F 1924 | 42°F 1979 | 1% |
| Aug 28 | 93°F | 51°F | 107°F 2017 | 48°F 1905 | 1% |
| Aug 29 | 93°F | 51°F | 105°F 1918 | 41°F 1905 | 1% |
| Aug 30 | 93°F | 51°F | 108°F 1915 | 44°F 1905 | 1% |
| Aug 31 | 93°F | 51°F | 106°F 2007 | 48°F 1957 | 1% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (PDT).
- August 1
- sunrise 6:08 AM, sunset 8:10 PM
- August 31
- sunrise 6:33 AM, sunset 7:33 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.