Alamo Weather in August
Average highs run from 100°F on August 1 to 96°F on August 31, and lows from 67°F to 61°F. Normal precipitation for the month is 0.29 in over about 2 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
- 99°F
- Average low
- 64°F
- Precipitation
- 0.29 in
- Record high
- 93°FAug 4, 1986
- Record low
- 30°FAug 18, 1995
- Chance of a freeze
- 0%
- Days of 90°F or more
- 29.7
- Daylight
- 14 h 03 min to 13 h 01 min
- Cloud cover
- 31%
- Humidity
- 27%
- Dew point
- 38°F
- Wind
- 8.1 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 | 100°F | 67°F | 89°F 1986 | 40°F 2001 | 6% | 0% |
| Aug 2 | 100°F | 67°F | 91°F 1986 | 41°F 1996 | 6% | 0% |
| Aug 3 | 100°F | 67°F | 91°F 1986 | 38°F 1991 | 6% | 0% |
| Aug 4 | 100°F | 67°F | 93°F 1986 | 33°F 1996 | 6% | 0% |
| Aug 5 | 100°F | 67°F | 90°F 1986 | 34°F 1996 | 6% | 0% |
| Aug 6 | 100°F | 66°F | 91°F 2026 | 33°F 1996 | 6% | 0% |
| Aug 7 | 100°F | 66°F | 93°F 1986 | 35°F 1996 | 6% | 0% |
| Aug 8 | 100°F | 66°F | 92°F 1981 | 38°F 1996 | 6% | 0% |
| Aug 9 | 100°F | 66°F | 92°F 1981 | 39°F 1991 | 6% | 0% |
| Aug 10 | 100°F | 66°F | 89°F 1988 | 42°F 1993 | 6% | 0% |
| Aug 11 | 99°F | 66°F | 87°F 2025 | 40°F 1950 | 6% | 0% |
| Aug 12 | 99°F | 66°F | 88°F 2002 | 37°F 1993 | 6% | 0% |
| Aug 13 | 99°F | 65°F | 87°F 2025 | 31°F 1981 | 6% | 0% |
| Aug 14 | 99°F | 65°F | 88°F 2002 | 33°F 1993 | 6% | 0% |
| Aug 15 | 99°F | 65°F | 89°F 2020 | 33°F 1993 | 6% | 0% |
| Aug 16 | 99°F | 65°F | 87°F 2002 | 37°F 1995 | 6% | 0% |
| Aug 17 | 99°F | 65°F | 87°F 1994 | 31°F 1995 | 6% | 0% |
| Aug 18 | 99°F | 64°F | 89°F 2002 | 30°F 1995 | 6% | 0% |
| Aug 19 | 98°F | 64°F | 92°F 1988 | 30°F 1995 | 6% | 0% |
| Aug 20 | 98°F | 64°F | 88°F 1992 | 35°F 1996 | 6% | 0% |
| Aug 21 | 98°F | 64°F | 87°F 2002 | 41°F 1983 | 6% | 0% |
| Aug 22 | 98°F | 63°F | 88°F 2020 | 34°F 1983 | 6% | 0% |
| Aug 23 | 98°F | 63°F | 85°F 2020 | 32°F 1992 | 6% | 0% |
| Aug 24 | 98°F | 63°F | 85°F 1985 | 34°F 1992 | 6% | 0% |
| Aug 25 | 98°F | 63°F | 86°F 1985 | 36°F 1996 | 6% | 0% |
| Aug 26 | 97°F | 62°F | 91°F 1985 | 36°F 1995 | 6% | 0% |
| Aug 27 | 97°F | 62°F | 86°F 1985 | 37°F 1992 | 6% | 0% |
| Aug 28 | 97°F | 62°F | 86°F 2026 | 38°F 1993 | 6% | 0% |
| Aug 29 | 97°F | 61°F | 86°F 1985 | 38°F 1996 | 6% | 0% |
| Aug 30 | 96°F | 61°F | 88°F 1985 | 33°F 2010 | 6% | 0% |
| Aug 31 | 96°F | 61°F | 88°F 1950 | 31°F 1992 | 6% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (PDT).
- August 1
- sunrise 5:45 AM, sunset 7:48 PM
- August 31
- sunrise 6:10 AM, sunset 7:11 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00265880 (Pahranagat Wr), public domain. Records: NOAA GHCN-Daily, station USC00265400, 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.