Houston climate

Houston Weather in August

NOAA 1991-2020 normals for Houston, 1.9 km from Houston

Average highs run from 91°F on August 1 to 89°F on August 31, and lows from 70°F to 67°F. Normal precipitation for the month is 4.66 in over about 8 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 Houston, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
91°F
Average low
69°F
Precipitation
4.66 in
Record high
107°FAug 15, 2007
Record low
50°FAug 28, 1967
Chance of a freeze
0%
Days of 90°F or more
16.7
Daylight
13 h 48 min to 12 h 54 min
Cloud cover
48%
Humidity
68%
Dew point
68°F
Wind
5.4 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 191°F70°F100°F 200662°F 196926%0%
Aug 291°F70°F102°F 201160°F 196526%0%
Aug 391°F70°F106°F 201154°F 197326%0%
Aug 491°F70°F103°F 200655°F 197326%0%
Aug 591°F69°F101°F 199153°F 197426%0%
Aug 691°F69°F100°F 198158°F 197426%0%
Aug 791°F69°F100°F 198055°F 200426%0%
Aug 891°F69°F102°F 200656°F 198925%0%
Aug 991°F69°F105°F 200651°F 197625%0%
Aug 1091°F69°F104°F 200754°F 197625%0%
Aug 1191°F69°F100°F 199957°F 196925%0%
Aug 1291°F69°F102°F 199956°F 196724%0%
Aug 1391°F69°F104°F 200752°F 200424%0%
Aug 1491°F69°F104°F 200752°F 200424%0%
Aug 1591°F69°F107°F 200753°F 200424%0%
Aug 1691°F69°F103°F 200755°F 200424%0%
Aug 1791°F69°F103°F 200056°F 200424%0%
Aug 1891°F69°F101°F 200060°F 199223%0%
Aug 1991°F69°F104°F 199959°F 197723%0%
Aug 2091°F68°F105°F 198057°F 197623%0%
Aug 2191°F68°F103°F 198057°F 197623%0%
Aug 2291°F68°F102°F 200753°F 197322%0%
Aug 2390°F68°F102°F 200754°F 197322%0%
Aug 2490°F68°F100°F 200757°F 196622%0%
Aug 2590°F68°F101°F 198357°F 196922%0%
Aug 2690°F68°F101°F 202352°F 196621%0%
Aug 2790°F68°F101°F 200054°F 202521%0%
Aug 2890°F68°F106°F 200050°F 196721%0%
Aug 2990°F67°F106°F 200052°F 198621%0%
Aug 3090°F67°F103°F 200055°F 196720%0%
Aug 3189°F67°F101°F 200053°F 196820%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Houston, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

August 1
sunrise 6:08 AM, sunset 7:56 PM
August 31
sunrise 6:29 AM, sunset 7:23 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00224265 (Houston), public domain. Records: NOAA GHCN-Daily, station USW00093862, 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.