Grundy climate

Grundy Weather in August

NOAA 1991-2020 normals for Grundy, 1 km from Grundy

Average highs run from 82°F on August 1 to 81°F on August 31, and lows from 64°F to 60°F. Normal precipitation for the month is 4.19 in over about 11 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 Grundy, in °F, with the record for each date.406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
82°F
Average low
63°F
Precipitation
4.19 in
Record high
93°FAug 15, 1995
Record low
42°FAug 9, 1989
Chance of a freeze
0%
Days of 90°F or more
5.1
Daylight
14 h 03 min to 13 h 00 min
Cloud cover
59%
Humidity
70%
Dew point
61°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 182°F64°F92°F 199548°F 199742%0%
Aug 282°F64°F92°F 199549°F 199742%0%
Aug 382°F64°F92°F 199550°F 199842%0%
Aug 482°F64°F89°F 199549°F 199841%0%
Aug 582°F64°F90°F 199550°F 199841%0%
Aug 682°F64°F92°F 201150°F 199741%0%
Aug 782°F64°F90°F 202445°F 200441%0%
Aug 882°F63°F90°F 202445°F 200440%0%
Aug 982°F63°F91°F 200742°F 198940%0%
Aug 1082°F63°F91°F 200742°F 198940%0%
Aug 1182°F63°F90°F 201047°F 198939%0%
Aug 1282°F63°F90°F 199450°F 200839%0%
Aug 1382°F63°F91°F 199447°F 200839%0%
Aug 1482°F63°F92°F 199551°F 200438%0%
Aug 1582°F63°F93°F 199547°F 201338%0%
Aug 1682°F63°F92°F 199547°F 201338%0%
Aug 1782°F63°F93°F 200749°F 200837%0%
Aug 1882°F63°F92°F 199549°F 200837%0%
Aug 1982°F62°F92°F 199551°F 202336%0%
Aug 2082°F62°F89°F 199549°F 200836%0%
Aug 2182°F62°F93°F 201946°F 202435%0%
Aug 2282°F62°F88°F 201745°F 202435%0%
Aug 2382°F62°F91°F 200745°F 202434%0%
Aug 2481°F62°F91°F 200745°F 202434%0%
Aug 2581°F62°F92°F 200745°F 199734%0%
Aug 2681°F61°F91°F 199545°F 202433%0%
Aug 2781°F61°F89°F 199346°F 202533%0%
Aug 2881°F61°F92°F 201646°F 202532%0%
Aug 2981°F61°F91°F 202145°F 202532%0%
Aug 3081°F61°F91°F 202446°F 202532%0%
Aug 3181°F60°F92°F 202443°F 199932%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Grundy, 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 6:33 AM, sunset 8:36 PM
August 31
sunrise 6:58 AM, sunset 7:58 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00443640 (Grundy), public domain. Records: NOAA GHCN-Daily, station USC00447174, 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.