Alamo Weather in August
Average highs run from 81°F on August 1 to 78°F on August 31, and lows from 53°F to 51°F. Normal precipitation for the month is 2.62 in over about 13 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
- 80°F
- Average low
- 52°F
- Precipitation
- 2.62 in
- Record high
- 104°FAug 5, 2026
- Record low
- 41°FAug 24, 1968
- Chance of a freeze
- 0%
- Daylight
- 13 h 51 min to 12 h 54 min
- Cloud cover
- 54%
- Humidity
- 49%
- Dew point
- 48°F
- Wind
- 6.9 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Aug 1 | 81°F | 53°F | 102°F 2008 | 50°F 1971 | 43% | 0% |
| Aug 2 | 81°F | 53°F | 103°F 2008 | 52°F 1971 | 43% | 0% |
| Aug 3 | 81°F | 53°F | 100°F 2012 | 52°F 1962 | 43% | 0% |
| Aug 4 | 81°F | 53°F | 103°F 2026 | 51°F 2025 | 43% | 0% |
| Aug 5 | 81°F | 53°F | 104°F 2026 | 50°F 1976 | 43% | 0% |
| Aug 6 | 81°F | 53°F | 104°F 2026 | 49°F 1976 | 43% | 0% |
| Aug 7 | 80°F | 53°F | 103°F 2025 | 51°F 1990 | 42% | 0% |
| Aug 8 | 80°F | 53°F | 104°F 2025 | 51°F 1976 | 42% | 0% |
| Aug 9 | 80°F | 53°F | 102°F 2025 | 50°F 2009 | 42% | 0% |
| Aug 10 | 80°F | 53°F | 102°F 2026 | 54°F 1962 | 42% | 0% |
| Aug 11 | 80°F | 53°F | 102°F 2026 | 48°F 2018 | 42% | 0% |
| Aug 12 | 80°F | 53°F | 101°F 1995 | 52°F 1960 | 41% | 0% |
| Aug 13 | 80°F | 53°F | 101°F 2009 | 47°F 1985 | 41% | 0% |
| Aug 14 | 80°F | 53°F | 101°F 1996 | 50°F 1985 | 41% | 0% |
| Aug 15 | 80°F | 53°F | 103°F 2020 | 50°F 1968 | 40% | 0% |
| Aug 16 | 80°F | 52°F | 102°F 2002 | 48°F 1978 | 40% | 0% |
| Aug 17 | 80°F | 52°F | 102°F 2024 | 48°F 1987 | 40% | 0% |
| Aug 18 | 80°F | 52°F | 100°F 2015 | 48°F 1960 | 39% | 0% |
| Aug 19 | 80°F | 52°F | 102°F 2015 | 50°F 1968 | 39% | 0% |
| Aug 20 | 80°F | 52°F | 103°F 2026 | 48°F 1979 | 38% | 0% |
| Aug 21 | 80°F | 52°F | 101°F 2007 | 47°F 1980 | 38% | 0% |
| Aug 22 | 79°F | 52°F | 102°F 2007 | 48°F 1964 | 38% | 0% |
| Aug 23 | 79°F | 52°F | 103°F 2007 | 49°F 1979 | 37% | 0% |
| Aug 24 | 79°F | 52°F | 98°F 2010 | 41°F 1968 | 37% | 0% |
| Aug 25 | 79°F | 52°F | 101°F 2011 | 46°F 2002 | 36% | 0% |
| Aug 26 | 79°F | 51°F | 100°F 2026 | 45°F 1960 | 36% | 0% |
| Aug 27 | 79°F | 51°F | 101°F 2019 | 49°F 1962 | 35% | 0% |
| Aug 28 | 79°F | 51°F | 100°F 2011 | 44°F 1992 | 35% | 0% |
| Aug 29 | 79°F | 51°F | 100°F 2011 | 45°F 1960 | 34% | 0% |
| Aug 30 | 79°F | 51°F | 99°F 2001 | 49°F 1987 | 34% | 0% |
| Aug 31 | 78°F | 51°F | 100°F 2011 | 47°F 1962 | 33% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MDT).
- August 1
- sunrise 6:21 AM, sunset 8:12 PM
- August 31
- sunrise 6:43 AM, sunset 7:37 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00296812 (Pietown 19NE), public domain. Records: NOAA GHCN-Daily, station USC00295150, 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.