Mercer climate

Mercer Weather in August

NOAA 1991-2020 normals for Mercer, 0.5 km from Mercer

Average highs run from 82°F on August 1 to 80°F on August 31, and lows from 57°F to 54°F.

August day by day

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

Normal daily high and low temperature at Mercer, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
82°F
Average low
56°F
Record high
104°FAug 6, 1918
Record low
32°FAug 29, 1982
Chance of a freeze
1%
Days of 90°F or more
2.2
Daylight
14 h 22 min to 13 h 08 min
Cloud cover
58%
Humidity
69%
Dew point
59°F
Wind
3.4 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 182°F57°F97°F 193341°F 19100%
Aug 282°F57°F98°F 193343°F 19240%
Aug 382°F57°F98°F 193342°F 19190%
Aug 482°F57°F99°F 193140°F 19120%
Aug 582°F57°F99°F 191841°F 19120%
Aug 682°F57°F104°F 191843°F 19570%
Aug 782°F57°F102°F 191843°F 19710%
Aug 882°F57°F98°F 193143°F 19750%
Aug 982°F57°F97°F 200140°F 19190%
Aug 1082°F57°F98°F 193141°F 19190%
Aug 1182°F57°F96°F 191842°F 19720%
Aug 1282°F57°F98°F 193440°F 19300%
Aug 1382°F57°F97°F 194438°F 19300%
Aug 1482°F56°F95°F 200541°F 19300%
Aug 1582°F56°F94°F 191042°F 19240%
Aug 1682°F56°F94°F 192240°F 19790%
Aug 1782°F56°F97°F 192242°F 19790%
Aug 1882°F56°F98°F 198838°F 19810%
Aug 1982°F56°F96°F 191441°F 19530%
Aug 2082°F56°F95°F 191637°F 19110%
Aug 2182°F56°F99°F 191639°F 19220%
Aug 2281°F56°F96°F 191138°F 19250%
Aug 2381°F56°F95°F 191839°F 19230%
Aug 2481°F55°F94°F 196840°F 19230%
Aug 2581°F55°F95°F 194839°F 19230%
Aug 2681°F55°F97°F 194840°F 19440%
Aug 2781°F55°F96°F 194836°F 19100%
Aug 2881°F55°F96°F 194838°F 19820%
Aug 2981°F54°F96°F 195332°F 19820%
Aug 3080°F54°F98°F 195337°F 19860%
Aug 3180°F54°F95°F 192537°F 19860%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Mercer, 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 (EDT).

August 1
sunrise 6:16 AM, sunset 8:38 PM
August 31
sunrise 6:47 AM, sunset 7:55 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00365651 (Mercer), public domain. Records: NOAA GHCN-Daily, station USC00366233, 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.