Blue Grass climate

Blue Grass Weather in July

NOAA 1991-2020 normals for Rock Island L&d 15, 16.8 km from Blue Grass

Average highs run from 84°F on July 1 to 84°F on July 31, and lows from 64°F to 65°F. Normal precipitation for the month is 4.22 in over about 9 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 Blue Grass, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

July at a glance

Average high
84°F
Average low
65°F
Precipitation
4.22 in
Record high
100°FJul 7, 2012
Record low
46°FJul 10, 1996
Chance of a freeze
0%
Days of 90°F or more
6.6
Daylight
15 h 08 min to 14 h 24 min
Cloud cover
51%
Humidity
73%
Dew point
65°F
Wind
8.1 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
Jul 184°F64°F92°F 201150°F 202433%0%
Jul 284°F65°F93°F 201250°F 200533%0%
Jul 384°F65°F93°F 201251°F 201433%0%
Jul 484°F65°F95°F 201253°F 199732%0%
Jul 584°F65°F95°F 201247°F 199732%0%
Jul 684°F65°F97°F 201253°F 200132%0%
Jul 784°F65°F100°F 201250°F 199731%0%
Jul 884°F65°F91°F 200249°F 200431%0%
Jul 984°F65°F92°F 201252°F 199631%0%
Jul 1084°F65°F91°F 200546°F 199630%0%
Jul 1184°F65°F89°F 200553°F 199930%0%
Jul 1284°F65°F91°F 201254°F 199930%0%
Jul 1384°F65°F93°F 201852°F 200730%0%
Jul 1484°F65°F92°F 200552°F 201430%0%
Jul 1584°F65°F93°F 200550°F 201429%0%
Jul 1684°F65°F94°F 200648°F 201429%0%
Jul 1784°F65°F97°F 200650°F 201429%0%
Jul 1884°F65°F98°F 201252°F 202329%0%
Jul 1984°F65°F97°F 201150°F 200329%0%
Jul 2084°F65°F96°F 201148°F 200929%0%
Jul 2184°F65°F96°F 201151°F 200029%0%
Jul 2284°F65°F92°F 199951°F 200029%0%
Jul 2384°F65°F99°F 201251°F 202629%0%
Jul 2484°F65°F97°F 200551°F 200329%0%
Jul 2584°F65°F99°F 201253°F 201329%0%
Jul 2684°F65°F94°F 199750°F 200429%0%
Jul 2784°F65°F94°F 199750°F 200429%0%
Jul 2884°F65°F95°F 202350°F 201329%0%
Jul 2984°F65°F94°F 199947°F 201329%0%
Jul 3084°F65°F96°F 200651°F 199729%0%
Jul 3184°F65°F96°F 200651°F 199729%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Blue Grass, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

July 1
sunrise 5:33 AM, sunset 8:41 PM
July 31
sunrise 5:57 AM, sunset 8:21 PM

Every day of July: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00117391 (Rock Island L&d 15), public domain. Records: NOAA GHCN-Daily, station USW00094982, 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.