Portales Weather in August
Average highs run from 93°F on August 1 to 89°F on August 31, and lows from 67°F to 62°F. Normal precipitation for the month is 2.91 in over about 9 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
- 91°F
- Average low
- 65°F
- Precipitation
- 2.91 in
- Record high
- 110°FAug 3, 1944
- Record low
- 46°FAug 17, 1920
- Chance of a freeze
- 0%
- Days of 90°F or more
- 20.0
- Daylight
- 13 h 49 min to 12 h 54 min
- Cloud cover
- 45%
- Humidity
- 48%
- Dew point
- 55°F
- Wind
- 8.7 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 | 93°F | 67°F | 109°F 1944 | 52°F 1974 | 28% | 0% |
| Aug 2 | 93°F | 66°F | 108°F 1944 | 55°F 1971 | 28% | 0% |
| Aug 3 | 93°F | 66°F | 110°F 1944 | 55°F 1965 | 28% | 0% |
| Aug 4 | 93°F | 66°F | 110°F 1944 | 54°F 1971 | 28% | 0% |
| Aug 5 | 93°F | 66°F | 105°F 1937 | 55°F 1949 | 28% | 0% |
| Aug 6 | 93°F | 66°F | 106°F 1937 | 54°F 1974 | 28% | 0% |
| Aug 7 | 93°F | 66°F | 106°F 1917 | 53°F 1939 | 28% | 0% |
| Aug 8 | 92°F | 66°F | 105°F 1943 | 54°F 1990 | 28% | 0% |
| Aug 9 | 92°F | 66°F | 107°F 1937 | 52°F 1915 | 28% | 0% |
| Aug 10 | 92°F | 66°F | 108°F 1943 | 53°F 1967 | 28% | 0% |
| Aug 11 | 92°F | 66°F | 107°F 1943 | 52°F 1920 | 28% | 0% |
| Aug 12 | 92°F | 66°F | 105°F 1936 | 48°F 1920 | 28% | 0% |
| Aug 13 | 92°F | 66°F | 108°F 1943 | 55°F 1955 | 28% | 0% |
| Aug 14 | 92°F | 65°F | 105°F 1944 | 50°F 1920 | 28% | 0% |
| Aug 15 | 92°F | 65°F | 105°F 1943 | 53°F 1920 | 27% | 0% |
| Aug 16 | 92°F | 65°F | 105°F 1944 | 50°F 1920 | 27% | 0% |
| Aug 17 | 91°F | 65°F | 102°F 1944 | 46°F 1920 | 27% | 0% |
| Aug 18 | 91°F | 65°F | 103°F 1930 | 54°F 1950 | 27% | 0% |
| Aug 19 | 91°F | 65°F | 105°F 1930 | 53°F 1942 | 27% | 0% |
| Aug 20 | 91°F | 65°F | 105°F 1930 | 49°F 1950 | 26% | 0% |
| Aug 21 | 91°F | 64°F | 106°F 2007 | 48°F 1956 | 26% | 0% |
| Aug 22 | 91°F | 64°F | 102°F 1917 | 53°F 1945 | 26% | 0% |
| Aug 23 | 91°F | 64°F | 104°F 1943 | 52°F 1964 | 26% | 0% |
| Aug 24 | 90°F | 64°F | 105°F 1936 | 49°F 1928 | 25% | 0% |
| Aug 25 | 90°F | 64°F | 105°F 1943 | 50°F 1962 | 25% | 0% |
| Aug 26 | 90°F | 64°F | 104°F 1943 | 51°F 1962 | 25% | 0% |
| Aug 27 | 90°F | 63°F | 101°F 1943 | 52°F 1962 | 25% | 0% |
| Aug 28 | 90°F | 63°F | 102°F 1943 | 51°F 1918 | 24% | 0% |
| Aug 29 | 89°F | 63°F | 100°F 1943 | 48°F 1915 | 24% | 0% |
| Aug 30 | 89°F | 63°F | 104°F 1943 | 49°F 1915 | 24% | 0% |
| Aug 31 | 89°F | 62°F | 103°F 2011 | 48°F 1918 | 24% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MDT).
- August 1
- sunrise 6:05 AM, sunset 7:54 PM
- August 31
- sunrise 6:26 AM, sunset 7:20 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00297008 (Portales), public domain. Records: NOAA GHCN-Daily, station USC00291939, 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.