Seneca climate

Seneca Weather in August

NOAA 1991-2020 normals for Clemson Oconee CO AP, 6.3 km from Seneca

Average highs run from 89°F on August 1 to 86°F on August 31, and lows from 70°F to 67°F. Normal precipitation for the month is 4.91 in over about 13 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 Seneca, in °F, with the record for each date.5060708090100110151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
87°F
Average low
69°F
Precipitation
4.91 in
Record high
104°FAug 3, 2011
Record low
58°FAug 7, 2004
Chance of a freeze
0%
Days of 90°F or more
14.6
Daylight
13 h 52 min to 12 h 55 min
Cloud cover
55%
Humidity
71%
Dew point
66°F
Wind
3.1 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 189°F70°F99°F 200664°F 201742%0%
Aug 289°F70°F102°F 201166°F 202142%0%
Aug 388°F70°F104°F 201165°F 202542%0%
Aug 488°F70°F101°F 201163°F 202542%0%
Aug 588°F70°F100°F 200865°F 200342%0%
Aug 688°F70°F102°F 200866°F 200442%0%
Aug 788°F70°F99°F 200758°F 200441%0%
Aug 888°F70°F101°F 200758°F 200441%0%
Aug 988°F70°F103°F 200763°F 200441%0%
Aug 1088°F69°F102°F 200764°F 200441%0%
Aug 1188°F69°F99°F 200764°F 200241%0%
Aug 1288°F69°F97°F 201066°F 200340%0%
Aug 1388°F69°F99°F 200764°F 200040%0%
Aug 1488°F69°F97°F 200763°F 200440%0%
Aug 1588°F69°F101°F 200767°F 200040%0%
Aug 1687°F69°F103°F 200764°F 200439%0%
Aug 1787°F69°F98°F 200764°F 201339%0%
Aug 1887°F69°F99°F 200066°F 202039%0%
Aug 1987°F69°F95°F 200766°F 200438%0%
Aug 2087°F69°F98°F 200766°F 200038%0%
Aug 2187°F68°F101°F 200763°F 202438%0%
Aug 2287°F68°F100°F 200762°F 200037%0%
Aug 2387°F68°F97°F 200262°F 202437%0%
Aug 2487°F68°F96°F 200760°F 202436%0%
Aug 2586°F68°F97°F 200762°F 201836%0%
Aug 2686°F68°F96°F 201163°F 201335%0%
Aug 2786°F68°F98°F 201163°F 200235%0%
Aug 2886°F68°F96°F 201165°F 201134%0%
Aug 2986°F68°F96°F 201462°F 201934%0%
Aug 3086°F67°F96°F 202462°F 201933%0%
Aug 3186°F67°F94°F 201063°F 201533%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Seneca, in percent, and of at least 0.1 inch of snowfall.010203040501102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

August 1
sunrise 6:42 AM, sunset 8:34 PM
August 31
sunrise 7:04 AM, sunset 7:59 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00053850 (Clemson Oconee CO AP), public domain. Records: NOAA GHCN-Daily, station USW00053850, 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.