Duval County Weather in August
Average highs run from 100°F on August 1 to 96°F on August 31, and lows from 74°F to 72°F. Normal precipitation for the month is 2.45 in over about 3 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
- 98°F
- Average low
- 73°F
- Precipitation
- 2.45 in
- Record high
- 117°FAug 9, 2011
- Record low
- 60°FAug 14, 1967
- Chance of a freeze
- 0%
- Days of 90°F or more
- 29.9
- Daylight
- 13 h 26 min to 12 h 43 min
- Cloud cover
- 40%
- Humidity
- 63%
- Dew point
- 70°F
- Wind
- 10.5 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 | 100°F | 74°F | 105°F 1967 | 69°F 2005 | 9% |
| Aug 2 | 100°F | 74°F | 111°F 2009 | 67°F 1976 | 9% |
| Aug 3 | 100°F | 74°F | 111°F 2009 | 67°F 1917 | 9% |
| Aug 4 | 100°F | 74°F | 113°F 2009 | 65°F 1976 | 9% |
| Aug 5 | 100°F | 74°F | 114°F 2009 | 69°F 1976 | 9% |
| Aug 6 | 100°F | 74°F | 106°F 1932 | 67°F 1975 | 9% |
| Aug 7 | 100°F | 74°F | 107°F 1932 | 67°F 1976 | 9% |
| Aug 8 | 100°F | 74°F | 107°F 1932 | 66°F 1976 | 9% |
| Aug 9 | 100°F | 74°F | 117°F 2011 | 64°F 1976 | 9% |
| Aug 10 | 100°F | 74°F | 106°F 1932 | 67°F 1976 | 9% |
| Aug 11 | 100°F | 74°F | 107°F 1962 | 64°F 1976 | 9% |
| Aug 12 | 99°F | 74°F | 108°F 1932 | 61°F 1932 | 10% |
| Aug 13 | 99°F | 74°F | 108°F 1932 | 62°F 2004 | 10% |
| Aug 14 | 99°F | 74°F | 112°F 2009 | 60°F 1967 | 10% |
| Aug 15 | 99°F | 74°F | 113°F 2009 | 61°F 1967 | 10% |
| Aug 16 | 99°F | 74°F | 112°F 2009 | 63°F 2004 | 11% |
| Aug 17 | 99°F | 73°F | 105°F 1964 | 66°F 2004 | 11% |
| Aug 18 | 99°F | 73°F | 108°F 1932 | 66°F 1992 | 11% |
| Aug 19 | 98°F | 73°F | 107°F 1969 | 64°F 1932 | 11% |
| Aug 20 | 98°F | 73°F | 106°F 1986 | 62°F 2008 | 12% |
| Aug 21 | 98°F | 73°F | 105°F 1964 | 67°F 1976 | 12% |
| Aug 22 | 98°F | 73°F | 106°F 1997 | 67°F 1973 | 13% |
| Aug 23 | 98°F | 73°F | 106°F 1997 | 68°F 1933 | 13% |
| Aug 24 | 97°F | 73°F | 107°F 1958 | 64°F 1973 | 13% |
| Aug 25 | 97°F | 73°F | 107°F 1935 | 66°F 1973 | 14% |
| Aug 26 | 97°F | 72°F | 102°F 1985 | 67°F 1980 | 14% |
| Aug 27 | 97°F | 72°F | 107°F 1935 | 65°F 1958 | 14% |
| Aug 28 | 96°F | 72°F | 108°F 1935 | 65°F 2008 | 15% |
| Aug 29 | 96°F | 72°F | 105°F 1935 | 64°F 1958 | 15% |
| Aug 30 | 96°F | 72°F | 106°F 1928 | 68°F 1971 | 15% |
| Aug 31 | 96°F | 72°F | 104°F 1928 | 68°F 2004 | 16% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (CDT).
- August 1
- sunrise 6:57 AM, sunset 8:23 PM
- August 31
- sunrise 7:13 AM, sunset 7:56 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00413341 (Freer), public domain. Records: NOAA GHCN-Daily, station USC00414058, 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.