Madison Weather in August
Average highs run from 82°F on August 1 to 79°F on August 31, and lows from 66°F to 62°F. Normal precipitation for the month is 3.55 in over about 10 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
- 81°F
- Average low
- 65°F
- Precipitation
- 3.55 in
- Record high
- 102°FAug 9, 2001
- Record low
- 46°FAug 28, 2025
- Chance of a freeze
- 0%
- Days of 90°F or more
- 1.7
- Daylight
- 14 h 21 min to 13 h 09 min
- Cloud cover
- 54%
- Humidity
- 73%
- Dew point
- 62°F
- Wind
- 4.3 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 | 82°F | 66°F | 97°F 2006 | 53°F 2021 | 35% |
| Aug 2 | 82°F | 66°F | 97°F 2006 | 51°F 2023 | 35% |
| Aug 3 | 82°F | 66°F | 97°F 2006 | 53°F 2021 | 35% |
| Aug 4 | 82°F | 66°F | 93°F 2022 | 55°F 2013 | 34% |
| Aug 5 | 82°F | 66°F | 95°F 2005 | 53°F 2013 | 34% |
| Aug 6 | 82°F | 66°F | 96°F 2001 | 51°F 2013 | 34% |
| Aug 7 | 82°F | 66°F | 100°F 2001 | 49°F 2004 | 34% |
| Aug 8 | 82°F | 66°F | 98°F 2001 | 47°F 2004 | 34% |
| Aug 9 | 82°F | 66°F | 102°F 2001 | 51°F 2002 | 34% |
| Aug 10 | 82°F | 66°F | 94°F 2001 | 49°F 1999 | 34% |
| Aug 11 | 82°F | 66°F | 94°F 2005 | 50°F 2007 | 33% |
| Aug 12 | 82°F | 66°F | 95°F 2020 | 50°F 2006 | 33% |
| Aug 13 | 82°F | 65°F | 98°F 2005 | 48°F 2006 | 33% |
| Aug 14 | 81°F | 65°F | 96°F 2002 | 51°F 2006 | 33% |
| Aug 15 | 81°F | 65°F | 91°F 2015 | 49°F 2013 | 33% |
| Aug 16 | 81°F | 65°F | 91°F 2002 | 49°F 2014 | 32% |
| Aug 17 | 81°F | 65°F | 94°F 2009 | 54°F 2000 | 32% |
| Aug 18 | 81°F | 65°F | 94°F 2002 | 52°F 2014 | 32% |
| Aug 19 | 81°F | 65°F | 92°F 2002 | 50°F 2007 | 32% |
| Aug 20 | 81°F | 64°F | 91°F 2022 | 48°F 2008 | 31% |
| Aug 21 | 81°F | 64°F | 92°F 2005 | 49°F 2024 | 31% |
| Aug 22 | 81°F | 64°F | 93°F 2020 | 49°F 2024 | 31% |
| Aug 23 | 80°F | 64°F | 89°F 2020 | 51°F 2004 | 31% |
| Aug 24 | 80°F | 64°F | 90°F 2020 | 52°F 2014 | 31% |
| Aug 25 | 80°F | 63°F | 93°F 2021 | 50°F 2013 | 30% |
| Aug 26 | 80°F | 63°F | 94°F 2016 | 48°F 2004 | 30% |
| Aug 27 | 80°F | 63°F | 94°F 2021 | 47°F 2017 | 30% |
| Aug 28 | 80°F | 63°F | 93°F 2018 | 46°F 2025 | 30% |
| Aug 29 | 79°F | 63°F | 94°F 2018 | 51°F 2014 | 30% |
| Aug 30 | 79°F | 62°F | 90°F 2010 | 49°F 2012 | 30% |
| Aug 31 | 79°F | 62°F | 95°F 2010 | 50°F 2009 | 30% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (EDT).
- August 1
- sunrise 5:46 AM, sunset 8:07 PM
- August 31
- sunrise 6:16 AM, sunset 7:25 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00014758 (New Haven Tweed AP), public domain. Records: NOAA GHCN-Daily, station USW00054788, 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.