Dahlgren climate

Dahlgren Weather in August

NOAA 1991-2020 normals for Mcleansboro, 17.7 km from Dahlgren

Average highs run from 89°F on August 1 to 86°F on August 31, and lows from 65°F to 60°F. Normal precipitation for the month is 2.57 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 Dahlgren, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
88°F
Average low
63°F
Precipitation
2.57 in
Record high
111°FAug 17, 1936
Record low
42°FAug 29, 1986
Chance of a freeze
0%
Days of 90°F or more
13.2
Daylight
14 h 07 min to 13 h 02 min
Cloud cover
47%
Humidity
71%
Dew point
65°F
Wind
6.7 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°F65°F104°F 189751°F 192527%0%
Aug 289°F65°F107°F 190152°F 192027%0%
Aug 389°F65°F107°F 189752°F 192027%0%
Aug 489°F65°F108°F 189750°F 191227%0%
Aug 589°F65°F106°F 193050°F 191227%0%
Aug 689°F64°F105°F 194750°F 193327%0%
Aug 789°F64°F104°F 193048°F 199027%0%
Aug 889°F64°F107°F 193047°F 198926%0%
Aug 989°F64°F108°F 193050°F 198926%0%
Aug 1089°F64°F103°F 194150°F 198926%0%
Aug 1189°F64°F106°F 194152°F 191726%0%
Aug 1289°F64°F103°F 193649°F 200426%0%
Aug 1389°F64°F103°F 193647°F 196426%0%
Aug 1489°F63°F103°F 193647°F 200426%0%
Aug 1588°F63°F107°F 193647°F 200425%0%
Aug 1688°F63°F103°F 191347°F 192925%0%
Aug 1788°F63°F111°F 193651°F 192925%0%
Aug 1888°F63°F110°F 193651°F 201225%0%
Aug 1988°F63°F108°F 193651°F 195325%0%
Aug 2088°F63°F105°F 193651°F 201225%0%
Aug 2188°F62°F107°F 193649°F 192725%0%
Aug 2288°F62°F107°F 193647°F 195624%0%
Aug 2388°F62°F103°F 193649°F 192324%0%
Aug 2487°F62°F105°F 194349°F 192024%0%
Aug 2587°F62°F108°F 194347°F 192724%0%
Aug 2687°F62°F105°F 194346°F 194524%0%
Aug 2787°F61°F106°F 193649°F 189624%0%
Aug 2887°F61°F107°F 193649°F 196724%0%
Aug 2987°F61°F104°F 190942°F 198624%0%
Aug 3086°F61°F101°F 194345°F 194624%0%
Aug 3186°F60°F103°F 194344°F 194624%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Dahlgren, 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 (CDT).

August 1
sunrise 5:57 AM, sunset 8:04 PM
August 31
sunrise 6:24 AM, sunset 7:26 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00115515 (Mcleansboro), public domain. Records: NOAA GHCN-Daily, station USC00115943, 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.