Sumter County Weather in August
Average highs run from 92°F on August 1 to 90°F on August 31, and lows from 71°F to 69°F.
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
- 92°F
- Average low
- 70°F
- Record high
- 105°FAug 29, 1954
- Record low
- 50°FAug 28, 2010
- Chance of a freeze
- 0%
- Days of 90°F or more
- 21.6
- Daylight
- 13 h 44 min to 12 h 52 min
- Cloud cover
- 51%
- Humidity
- 71%
- Dew point
- 70°F
- Wind
- 3.6 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 |
|---|---|---|---|---|---|
| Aug 1 | 92°F | 71°F | 103°F 1986 | 58°F 2014 | |
| Aug 2 | 92°F | 71°F | 101°F 1986 | 62°F 1965 | |
| Aug 3 | 93°F | 71°F | 99°F 1995 | 59°F 1987 | |
| Aug 4 | 93°F | 71°F | 101°F 1952 | 63°F 1965 | |
| Aug 5 | 93°F | 71°F | 99°F 1952 | 62°F 1986 | |
| Aug 6 | 93°F | 71°F | 101°F 1951 | 61°F 1974 | |
| Aug 7 | 93°F | 71°F | 102°F 1951 | 61°F 2010 | |
| Aug 8 | 93°F | 71°F | 100°F 2023 | 55°F 2010 | |
| Aug 9 | 93°F | 71°F | 103°F 1954 | 56°F 2009 | |
| Aug 10 | 93°F | 71°F | 103°F 1954 | 56°F 2009 | |
| Aug 11 | 93°F | 71°F | 103°F 2007 | 60°F 2008 | |
| Aug 12 | 93°F | 70°F | 103°F 2007 | 51°F 2009 | |
| Aug 13 | 93°F | 70°F | 104°F 1954 | 56°F 2000 | |
| Aug 14 | 93°F | 70°F | 104°F 1954 | 57°F 2004 | |
| Aug 15 | 92°F | 70°F | 104°F 1954 | 56°F 2004 | |
| Aug 16 | 92°F | 70°F | 103°F 2007 | 56°F 2004 | |
| Aug 17 | 92°F | 70°F | 103°F 2007 | 56°F 1992 | |
| Aug 18 | 92°F | 70°F | 103°F 2007 | 57°F 2004 | |
| Aug 19 | 92°F | 70°F | 103°F 2000 | 60°F 2004 | |
| Aug 20 | 92°F | 70°F | 103°F 1999 | 60°F 2004 | |
| Aug 21 | 92°F | 70°F | 100°F 1951 | 59°F 1991 | |
| Aug 22 | 92°F | 70°F | 102°F 1951 | 61°F 1994 | |
| Aug 23 | 92°F | 70°F | 100°F 2007 | 58°F 1956 | |
| Aug 24 | 92°F | 70°F | 101°F 2007 | 57°F 1957 | |
| Aug 25 | 91°F | 70°F | 100°F 1954 | 57°F 1957 | |
| Aug 26 | 91°F | 69°F | 102°F 2023 | 55°F 2010 | |
| Aug 27 | 91°F | 69°F | 103°F 2023 | 56°F 1966 | |
| Aug 28 | 91°F | 69°F | 103°F 1954 | 50°F 2010 | |
| Aug 29 | 91°F | 69°F | 105°F 1954 | 55°F 1986 | |
| Aug 30 | 91°F | 69°F | 105°F 1951 | 53°F 1986 | |
| Aug 31 | 90°F | 69°F | 104°F 1951 | 58°F 1986 |
Chance of rain
Sunrise and sunset
Times for 2026, local time (CDT).
- August 1
- sunrise 6:07 AM, sunset 7:51 PM
- August 31
- sunrise 6:27 AM, sunset 7:19 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00014798 (Livingston), public domain. Records: NOAA GHCN-Daily, station USC00012245, 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.