Moapa Valley Weather in August
Average highs run from 109°F on August 1 to 105°F on August 31, and lows from 76°F to 70°F. Normal precipitation for the month is 0.44 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
- 107°F
- Average low
- 73°F
- Precipitation
- 0.44 in
- Record high
- 118°FAug 9, 1997
- Record low
- 46°FAug 31, 1957
- Chance of a freeze
- 0%
- Days of 90°F or more
- 30.7
- Daylight
- 14 h 00 min to 12 h 59 min
- Cloud cover
- 31%
- Humidity
- 27%
- Dew point
- 47°F
- Wind
- 7.4 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 | 109°F | 76°F | 115°F 1954 | 62°F 1956 | 8% |
| Aug 2 | 109°F | 76°F | 114°F 1993 | 59°F 1960 | 8% |
| Aug 3 | 109°F | 75°F | 112°F 1952 | 56°F 1953 | 8% |
| Aug 4 | 109°F | 75°F | 113°F 1952 | 49°F 1953 | 8% |
| Aug 5 | 109°F | 75°F | 111°F 1960 | 48°F 1953 | 8% |
| Aug 6 | 109°F | 75°F | 115°F 2000 | 50°F 1953 | 8% |
| Aug 7 | 108°F | 75°F | 114°F 1960 | 51°F 1951 | 8% |
| Aug 8 | 108°F | 75°F | 115°F 1960 | 50°F 1951 | 7% |
| Aug 9 | 108°F | 75°F | 118°F 1997 | 50°F 1951 | 7% |
| Aug 10 | 108°F | 75°F | 116°F 1960 | 53°F 1951 | 7% |
| Aug 11 | 108°F | 74°F | 113°F 1958 | 53°F 1951 | 7% |
| Aug 12 | 108°F | 74°F | 115°F 1958 | 52°F 1952 | 7% |
| Aug 13 | 108°F | 74°F | 115°F 1960 | 61°F 1952 | 7% |
| Aug 14 | 108°F | 74°F | 114°F 1951 | 54°F 1954 | 7% |
| Aug 15 | 108°F | 74°F | 113°F 2002 | 52°F 1954 | 7% |
| Aug 16 | 108°F | 74°F | 113°F 2002 | 52°F 1954 | 7% |
| Aug 17 | 107°F | 73°F | 111°F 1951 | 49°F 1954 | 7% |
| Aug 18 | 107°F | 73°F | 112°F 1951 | 48°F 1954 | 7% |
| Aug 19 | 107°F | 73°F | 112°F 1960 | 55°F 1956 | 7% |
| Aug 20 | 107°F | 73°F | 111°F 1992 | 55°F 1956 | 7% |
| Aug 21 | 107°F | 73°F | 110°F 1953 | 50°F 1959 | 7% |
| Aug 22 | 107°F | 72°F | 111°F 1956 | 52°F 1954 | 7% |
| Aug 23 | 107°F | 72°F | 110°F 1952 | 51°F 1960 | 7% |
| Aug 24 | 107°F | 72°F | 110°F 1956 | 49°F 1960 | 7% |
| Aug 25 | 106°F | 72°F | 111°F 1958 | 48°F 1951 | 7% |
| Aug 26 | 106°F | 71°F | 112°F 1956 | 49°F 1951 | 7% |
| Aug 27 | 106°F | 71°F | 109°F 1958 | 48°F 1954 | 7% |
| Aug 28 | 106°F | 71°F | 111°F 2001 | 50°F 1960 | 7% |
| Aug 29 | 106°F | 71°F | 111°F 2001 | 53°F 1960 | 7% |
| Aug 30 | 106°F | 70°F | 112°F 1954 | 53°F 1959 | 7% |
| Aug 31 | 105°F | 70°F | 110°F 1954 | 46°F 1957 | 6% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (PDT).
- August 1
- sunrise 5:44 AM, sunset 7:44 PM
- August 31
- sunrise 6:08 AM, sunset 7:07 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00265846 (Overton), public domain. Records: NOAA GHCN-Daily, station USC00265705, 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.