Byrnes Mill climate

Byrnes Mill Weather in July

NOAA 1991-2020 normals for Festus, 27.9 km from Byrnes Mill

Average highs run from 88°F on July 1 to 89°F on July 31, and lows from 66°F to 67°F. Normal precipitation for the month is 3.83 in over about 8 wet days.

July day by day

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

Normal daily high and low temperature at Byrnes Mill, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

July at a glance

Average high
88°F
Average low
67°F
Precipitation
3.83 in
Record high
108°FJul 7, 2012
Record low
50°FJul 28, 2013
Chance of a freeze
0%
Days of 90°F or more
12.6
Daylight
14 h 48 min to 14 h 09 min
Cloud cover
50%
Humidity
72%
Dew point
67°F
Wind
4.5 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
Jul 188°F66°F102°F 201257°F 199528%0%
Jul 288°F66°F101°F 201256°F 199528%0%
Jul 388°F66°F99°F 201257°F 201028%0%
Jul 488°F67°F103°F 201254°F 201428%0%
Jul 588°F67°F104°F 201256°F 201428%0%
Jul 688°F67°F107°F 201256°F 200627%0%
Jul 788°F67°F108°F 201255°F 200627%0%
Jul 888°F67°F98°F 200157°F 201827%0%
Jul 988°F67°F99°F 199059°F 202327%0%
Jul 1088°F67°F98°F 198957°F 201427%0%
Jul 1188°F67°F98°F 202257°F 199927%0%
Jul 1288°F67°F99°F 199558°F 199927%0%
Jul 1389°F67°F99°F 199557°F 200126%0%
Jul 1489°F67°F101°F 198856°F 199026%0%
Jul 1589°F67°F102°F 198855°F 200126%0%
Jul 1689°F68°F101°F 198852°F 201426%0%
Jul 1789°F68°F102°F 201251°F 201426%0%
Jul 1889°F68°F104°F 201259°F 201426%0%
Jul 1989°F68°F103°F 201254°F 201426%0%
Jul 2089°F68°F99°F 201755°F 200926%0%
Jul 2189°F68°F101°F 201757°F 200726%0%
Jul 2289°F68°F104°F 201755°F 200026%0%
Jul 2389°F68°F106°F 201256°F 200026%0%
Jul 2489°F68°F106°F 201255°F 200326%0%
Jul 2589°F68°F106°F 201254°F 200026%0%
Jul 2689°F68°F101°F 199957°F 200425%0%
Jul 2789°F68°F101°F 201253°F 200425%0%
Jul 2889°F67°F99°F 201150°F 201325%0%
Jul 2989°F67°F103°F 199952°F 201425%0%
Jul 3089°F67°F102°F 199954°F 199125%0%
Jul 3189°F67°F102°F 200657°F 199225%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Byrnes Mill, 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).

July 1
sunrise 5:42 AM, sunset 8:30 PM
July 31
sunrise 6:04 AM, sunset 8:13 PM

Every day of July: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00232850 (Festus), public domain. Records: NOAA GHCN-Daily, station USW00003966, 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.