Key Colony Beach climate

Key Colony Beach Weather in August

NOAA 1991-2020 normals for Marathon AP, 3.3 km from Key Colony Beach

Average highs run from 92°F on August 1 to 91°F on August 31, and lows from 80°F to 79°F. Normal precipitation for the month is 5.32 in over about 14 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 Key Colony Beach, in °F, with the record for each date.60708090100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
92°F
Average low
80°F
Precipitation
5.32 in
Record high
97°FAug 2, 2002
Record low
70°FAug 18, 2007
Chance of a freeze
0%
Days of 90°F or more
27.4
Daylight
13 h 16 min to 12 h 38 min
Cloud cover
55%
Humidity
76%
Dew point
76°F
Wind
9.6 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation.

DateNormal highNormal lowRecord highRecord lowChance wet
Aug 192°F80°F96°F 202374°F 200141%
Aug 292°F80°F97°F 200273°F 200442%
Aug 392°F80°F96°F 200273°F 199942%
Aug 492°F80°F96°F 200275°F 199942%
Aug 592°F80°F96°F 200274°F 200142%
Aug 692°F80°F97°F 200275°F 200442%
Aug 792°F80°F95°F 200275°F 200542%
Aug 892°F80°F95°F 200376°F 200543%
Aug 992°F80°F97°F 202373°F 202243%
Aug 1092°F80°F97°F 202374°F 201043%
Aug 1192°F80°F95°F 201574°F 201843%
Aug 1292°F80°F95°F 200473°F 200444%
Aug 1392°F80°F95°F 201574°F 199944%
Aug 1492°F80°F95°F 200974°F 201644%
Aug 1592°F80°F95°F 201172°F 200945%
Aug 1692°F80°F94°F 201772°F 200345%
Aug 1792°F80°F95°F 202372°F 200346%
Aug 1892°F80°F94°F 201070°F 200746%
Aug 1992°F80°F96°F 202274°F 200646%
Aug 2092°F80°F95°F 201073°F 200347%
Aug 2192°F80°F95°F 202272°F 201047%
Aug 2292°F80°F95°F 200576°F 199948%
Aug 2392°F80°F94°F 202275°F 199948%
Aug 2492°F80°F96°F 202273°F 201048%
Aug 2592°F79°F96°F 202273°F 201249%
Aug 2691°F79°F95°F 202271°F 202149%
Aug 2791°F79°F96°F 202273°F 200949%
Aug 2891°F79°F96°F 202273°F 201349%
Aug 2991°F79°F94°F 200175°F 200650%
Aug 3091°F79°F94°F 200474°F 200350%
Aug 3191°F79°F95°F 202375°F 200650%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Key Colony Beach, in percent.02040601102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (EDT).

August 1
sunrise 6:52 AM, sunset 8:08 PM
August 31
sunrise 7:05 AM, sunset 7:43 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00012896 (Marathon AP), public domain. Records: NOAA GHCN-Daily, station USW00012896, 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.