Jasper County climate

Jasper County Weather in August

NOAA 1991-2020 normals for Monticello, 2.1 km from Jasper County

Average highs run from 92°F on August 1 to 89°F on August 31, and lows from 68°F to 65°F. Normal precipitation for the month is 3.92 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 Jasper County, 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
67°F
Precipitation
3.92 in
Record high
105°FAug 16, 1954
Record low
51°FAug 22, 1927
Chance of a freeze
0%
Days of 90°F or more
16.8
Daylight
13 h 46 min to 12 h 53 min
Cloud cover
55%
Humidity
71%
Dew point
68°F
Wind
3.6 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 192°F68°F100°F 194257°F 199726%0%
Aug 292°F68°F100°F 194757°F 199726%0%
Aug 392°F68°F101°F 193160°F 199825%0%
Aug 492°F68°F101°F 193558°F 198525%0%
Aug 592°F68°F102°F 193557°F 192925%0%
Aug 692°F68°F102°F 198058°F 194825%0%
Aug 792°F68°F101°F 193556°F 194825%0%
Aug 892°F68°F100°F 198056°F 200425%0%
Aug 992°F68°F103°F 190055°F 200425%0%
Aug 1092°F68°F103°F 189957°F 195325%0%
Aug 1192°F68°F104°F 189959°F 200225%0%
Aug 1292°F68°F103°F 189961°F 200225%0%
Aug 1391°F68°F100°F 189954°F 193125%0%
Aug 1491°F67°F100°F 195455°F 196425%0%
Aug 1591°F67°F102°F 200759°F 197925%0%
Aug 1691°F67°F105°F 195456°F 192925%0%
Aug 1791°F67°F105°F 195460°F 196724%0%
Aug 1891°F67°F101°F 189959°F 196424%0%
Aug 1991°F67°F101°F 200060°F 192724%0%
Aug 2091°F67°F102°F 198359°F 192724%0%
Aug 2191°F67°F105°F 189958°F 193024%0%
Aug 2290°F66°F105°F 189951°F 192723%0%
Aug 2390°F66°F103°F 198355°F 193023%0%
Aug 2490°F66°F101°F 193854°F 193023%0%
Aug 2590°F66°F103°F 193853°F 193023%0%
Aug 2690°F66°F100°F 193854°F 193023%0%
Aug 2790°F65°F103°F 193853°F 192723%0%
Aug 2890°F65°F99°F 195453°F 192723%0%
Aug 2990°F65°F100°F 190053°F 192722%0%
Aug 3089°F65°F98°F 189752°F 192722%0%
Aug 3189°F65°F97°F 195152°F 192722%0%

Chance of rain

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

August 1
sunrise 6:48 AM, sunset 8:34 PM
August 31
sunrise 7:08 AM, sunset 8:01 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00095988 (Monticello), public domain. Records: NOAA GHCN-Daily, station USC00092318, 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.