Catalina climate

Catalina Weather in August

NOAA 1991-2020 normals for Catalina SP, 9.8 km from Catalina

Average highs run from 98°F on August 1 to 98°F on August 31, and lows from 71°F to 67°F. Normal precipitation for the month is 2.54 in.

August day by day

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

Normal daily high and low temperature at Catalina, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
98°F
Average low
69°F
Precipitation
2.54 in
Record high
110°FAug 6, 2025
Record low
51°FAug 17, 1959
Chance of a freeze
0%
Days of 90°F or more
29.6
Daylight
13 h 43 min to 12 h 51 min
Cloud cover
52%
Humidity
43%
Dew point
59°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°F71°F109°F 197265°F 19610%
Aug 298°F71°F103°F 196960°F 19590%
Aug 398°F71°F105°F 197558°F 19590%
Aug 498°F71°F107°F 196960°F 19590%
Aug 598°F70°F107°F 196958°F 19590%
Aug 698°F70°F110°F 202560°F 19590%
Aug 798°F70°F108°F 202558°F 19590%
Aug 898°F70°F106°F 201260°F 19590%
Aug 998°F70°F104°F 202062°F 19590%
Aug 1098°F70°F104°F 202061°F 19770%
Aug 1198°F70°F105°F 196260°F 19590%
Aug 1298°F69°F104°F 196262°F 19590%
Aug 1398°F69°F104°F 201260°F 19590%
Aug 1498°F69°F106°F 202057°F 19590%
Aug 1598°F69°F106°F 202058°F 19610%
Aug 1698°F69°F104°F 196255°F 19590%
Aug 1798°F69°F103°F 196251°F 19590%
Aug 1898°F69°F104°F 197357°F 19590%
Aug 1998°F68°F105°F 202058°F 19590%
Aug 2098°F68°F103°F 201955°F 19590%
Aug 2199°F68°F104°F 201956°F 19590%
Aug 2299°F68°F101°F 197260°F 19590%
Aug 2399°F68°F104°F 197260°F 19680%
Aug 2499°F68°F103°F 201159°F 19590%
Aug 2599°F68°F101°F 197460°F 19590%
Aug 2699°F67°F101°F 201160°F 19590%
Aug 2799°F67°F104°F 202060°F 19590%
Aug 2899°F67°F103°F 202360°F 19770%
Aug 2999°F67°F105°F 202359°F 19610%
Aug 3099°F67°F102°F 197059°F 19580%
Aug 3198°F67°F103°F 197054°F 19610%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Catalina, in percent, and of at least 0.1 inch of snowfall.00.21102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MST).

August 1
sunrise 5:38 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 USC00021357 (Catalina SP), public domain. Records: NOAA GHCN-Daily, station USC00027530, 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.