De Kalb climate

De Kalb Weather in July

NOAA 1991-2020 normals for Dekalb, 3.3 km from De Kalb

Average highs run from 91°F on July 1 to 95°F on July 31, and lows from 69°F to 70°F. Normal precipitation for the month is 3.25 in over about 5 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 De Kalb, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

July at a glance

Average high
93°F
Average low
70°F
Precipitation
3.25 in
Record high
111°FJul 24, 1934
Record low
53°FJul 6, 1972
Chance of a freeze
0%
Days of 90°F or more
26.0
Daylight
14 h 20 min to 13 h 49 min
Cloud cover
45%
Humidity
65%
Dew point
70°F
Wind
5.8 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 191°F69°F107°F 191456°F 194317%0%
Jul 291°F69°F103°F 191156°F 201317%0%
Jul 391°F69°F108°F 193154°F 201317%0%
Jul 492°F70°F104°F 191156°F 201316%0%
Jul 592°F70°F104°F 191154°F 197016%0%
Jul 692°F70°F106°F 191453°F 197216%0%
Jul 792°F70°F104°F 193955°F 197216%0%
Jul 892°F70°F106°F 195658°F 197216%0%
Jul 992°F70°F104°F 195456°F 194715%0%
Jul 1093°F70°F105°F 195455°F 194715%0%
Jul 1193°F70°F109°F 193355°F 194715%0%
Jul 1293°F70°F106°F 191457°F 195315%0%
Jul 1393°F70°F108°F 193058°F 191515%0%
Jul 1493°F70°F104°F 193855°F 191515%0%
Jul 1593°F70°F106°F 193957°F 196715%0%
Jul 1693°F71°F108°F 195454°F 201415%0%
Jul 1794°F71°F109°F 195459°F 194515%0%
Jul 1894°F71°F108°F 194458°F 201415%0%
Jul 1994°F71°F106°F 193459°F 201415%0%
Jul 2094°F71°F107°F 193956°F 194715%0%
Jul 2194°F71°F108°F 193960°F 194415%0%
Jul 2294°F71°F110°F 193954°F 202115%0%
Jul 2394°F71°F108°F 194357°F 191515%0%
Jul 2495°F71°F111°F 193453°F 191115%0%
Jul 2595°F71°F106°F 199855°F 191115%0%
Jul 2695°F71°F107°F 199856°F 191115%0%
Jul 2795°F71°F106°F 193459°F 191115%0%
Jul 2895°F70°F108°F 199861°F 199415%0%
Jul 2995°F70°F108°F 191261°F 201415%0%
Jul 3095°F70°F107°F 199859°F 201615%0%
Jul 3195°F70°F107°F 199853°F 197115%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at De Kalb, in percent, and of at least 0.1 inch of snowfall.051015201102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

July 1
sunrise 6:12 AM, sunset 8:32 PM
July 31
sunrise 6:30 AM, sunset 8:19 PM

Every day of July: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00412352 (Dekalb), public domain. Records: NOAA GHCN-Daily, station USC00344451, 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.