Tucson climate

Tucson Weather in August

NOAA 1991-2020 normals for Tucson WFO, 2.7 km from Tucson

Average highs run from 98°F on August 1 to 98°F on August 31, and lows from 77°F to 75°F. Normal precipitation for the month is 2.63 in over about 10 wet days.

August day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Tucson, in °F, with the record for each date.6080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
98°F
Average low
76°F
Precipitation
2.63 in
Record high
112°FAug 1, 1993
Record low
61°FAug 29, 1956
Chance of a freeze
0%
Days of 90°F or more
28.9
Daylight
13 h 42 min to 12 h 51 min
Cloud cover
52%
Humidity
47%
Dew point
58°F
Wind
5.8 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.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Aug 198°F77°F112°F 199367°F 195031%0%
Aug 298°F77°F109°F 199466°F 196531%0%
Aug 398°F77°F110°F 199463°F 195532%0%
Aug 498°F77°F109°F 199467°F 196232%0%
Aug 598°F77°F110°F 202366°F 197632%0%
Aug 698°F77°F111°F 202568°F 195532%0%
Aug 798°F77°F112°F 202566°F 196332%0%
Aug 898°F76°F108°F 201267°F 194932%0%
Aug 998°F76°F108°F 199567°F 194931%0%
Aug 1098°F76°F110°F 200368°F 194931%0%
Aug 1198°F76°F108°F 199367°F 194931%0%
Aug 1298°F76°F109°F 201266°F 196531%0%
Aug 1398°F76°F111°F 202066°F 194931%0%
Aug 1498°F76°F111°F 202065°F 200531%0%
Aug 1598°F76°F110°F 201564°F 196830%0%
Aug 1698°F76°F110°F 202064°F 197230%0%
Aug 1798°F76°F109°F 202066°F 194930%0%
Aug 1898°F76°F108°F 202063°F 197930%0%
Aug 1998°F76°F111°F 202066°F 196829%0%
Aug 2098°F76°F109°F 201966°F 196829%0%
Aug 2198°F76°F110°F 201965°F 198328%0%
Aug 2298°F76°F106°F 202665°F 197928%0%
Aug 2398°F76°F107°F 198563°F 196828%0%
Aug 2498°F76°F108°F 198564°F 199227%0%
Aug 2598°F76°F107°F 202065°F 198227%0%
Aug 2698°F76°F108°F 201165°F 198726%0%
Aug 2798°F76°F108°F 201164°F 195426%0%
Aug 2898°F76°F109°F 202366°F 195425%0%
Aug 2998°F76°F108°F 202361°F 195624%0%
Aug 3098°F76°F107°F 201163°F 199224%0%
Aug 3198°F75°F108°F 195063°F 195123%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Tucson, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MST).

August 1
sunrise 5:39 AM, sunset 7:21 PM
August 31
sunrise 5:58 AM, sunset 6:49 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00028815 (Tucson WFO), public domain. Records: NOAA GHCN-Daily, station USW00023160, 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.