Tempe Weather in August
Average highs run from 105°F on August 1 to 104°F on August 31, and lows from 77°F to 73°F. Normal precipitation for the month is 1.30 in over about 5 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
- 105°F
- Average low
- 75°F
- Precipitation
- 1.30 in
- Record high
- 118°FAug 7, 2025
- Record low
- 60°FAug 18, 1938
- Chance of a freeze
- 0%
- Days of 90°F or more
- 30.8
- Daylight
- 13 h 47 min to 12 h 53 min
- Cloud cover
- 45%
- Humidity
- 35%
- Dew point
- 56°F
- Wind
- 5.8 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 | 105°F | 77°F | 116°F 1972 | 66°F 1950 | 15% |
| Aug 2 | 105°F | 77°F | 115°F 2026 | 70°F 1941 | 15% |
| Aug 3 | 105°F | 77°F | 116°F 2024 | 66°F 1956 | 15% |
| Aug 4 | 105°F | 77°F | 116°F 1975 | 68°F 1934 | 15% |
| Aug 5 | 105°F | 76°F | 116°F 2023 | 69°F 1938 | 15% |
| Aug 6 | 105°F | 76°F | 116°F 2025 | 69°F 1963 | 15% |
| Aug 7 | 105°F | 76°F | 118°F 2025 | 69°F 1956 | 15% |
| Aug 8 | 105°F | 76°F | 116°F 2012 | 70°F 1950 | 15% |
| Aug 9 | 105°F | 76°F | 114°F 2012 | 71°F 1941 | 15% |
| Aug 10 | 105°F | 76°F | 117°F 1933 | 65°F 1949 | 15% |
| Aug 11 | 105°F | 76°F | 114°F 1933 | 61°F 1949 | 15% |
| Aug 12 | 105°F | 76°F | 115°F 2012 | 64°F 1949 | 15% |
| Aug 13 | 105°F | 76°F | 115°F 2012 | 65°F 1949 | 15% |
| Aug 14 | 105°F | 75°F | 117°F 2015 | 68°F 1949 | 15% |
| Aug 15 | 105°F | 75°F | 115°F 2015 | 66°F 1938 | 15% |
| Aug 16 | 105°F | 75°F | 115°F 2020 | 63°F 1949 | 15% |
| Aug 17 | 105°F | 75°F | 115°F 2020 | 64°F 1949 | 14% |
| Aug 18 | 105°F | 75°F | 115°F 2020 | 60°F 1938 | 14% |
| Aug 19 | 105°F | 75°F | 115°F 2020 | 64°F 1938 | 14% |
| Aug 20 | 105°F | 75°F | 113°F 2019 | 64°F 1949 | 14% |
| Aug 21 | 105°F | 75°F | 114°F 2019 | 68°F 1979 | 14% |
| Aug 22 | 105°F | 74°F | 115°F 2026 | 67°F 1933 | 14% |
| Aug 23 | 105°F | 74°F | 114°F 2011 | 61°F 1968 | 14% |
| Aug 24 | 105°F | 74°F | 115°F 1985 | 61°F 1965 | 14% |
| Aug 25 | 105°F | 74°F | 115°F 2026 | 64°F 1941 | 14% |
| Aug 26 | 105°F | 74°F | 117°F 2011 | 64°F 1941 | 14% |
| Aug 27 | 104°F | 74°F | 114°F 2023 | 65°F 1942 | 14% |
| Aug 28 | 104°F | 74°F | 117°F 2023 | 63°F 1941 | 13% |
| Aug 29 | 104°F | 74°F | 116°F 2023 | 61°F 1942 | 13% |
| Aug 30 | 104°F | 73°F | 113°F 2011 | 60°F 1942 | 13% |
| Aug 31 | 104°F | 73°F | 115°F 1950 | 62°F 1962 | 13% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (MST).
- August 1
- sunrise 5:40 AM, sunset 7:27 PM
- August 31
- sunrise 6:01 AM, sunset 6:54 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00028499 (Tempe Asu), public domain. Records: NOAA GHCN-Daily, station USW00023183, 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.