McHenry County climate

McHenry County Weather in June

NOAA 1991-2020 normals for Crystal Lake 4NW, 8.4 km from McHenry County

Average highs run from 77°F on June 1 to 83°F on June 30, and lows from 55°F to 61°F. Normal precipitation for the month is 5.26 in over about 10 wet days.

June day by day

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

Normal daily high and low temperature at McHenry County, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

June at a glance

Average high
80°F
Average low
58°F
Precipitation
5.26 in
Record high
102°FJun 26, 1988
Record low
32°FJun 2, 1964
Chance of a freeze
0%
Days of 90°F or more
5.5
Daylight
15 h 04 min to 15 h 14 min
Cloud cover
59%
Humidity
77%
Dew point
60°F
Wind
8.9 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
Jun 177°F55°F92°F 198833°F 200336%0%
Jun 278°F55°F92°F 198832°F 196436%0%
Jun 378°F56°F91°F 202035°F 195636%0%
Jun 478°F56°F91°F 197235°F 196935%0%
Jun 579°F56°F92°F 197138°F 199035%0%
Jun 679°F57°F92°F 202138°F 199835%0%
Jun 779°F57°F93°F 201138°F 197735%0%
Jun 879°F57°F94°F 198840°F 199834%0%
Jun 979°F57°F95°F 198535°F 197734%0%
Jun 1080°F58°F93°F 196836°F 199434%0%
Jun 1180°F58°F92°F 195632°F 197234%0%
Jun 1280°F58°F92°F 195639°F 197233%0%
Jun 1380°F58°F93°F 195640°F 197833%0%
Jun 1480°F59°F94°F 198742°F 196933%0%
Jun 1580°F59°F100°F 198740°F 199733%0%
Jun 1681°F59°F96°F 199437°F 196433%0%
Jun 1781°F59°F96°F 199442°F 197233%0%
Jun 1881°F59°F95°F 198742°F 197232%0%
Jun 1981°F59°F96°F 198744°F 195932%0%
Jun 2081°F59°F100°F 195340°F 200332%0%
Jun 2181°F60°F101°F 198837°F 196332%0%
Jun 2281°F60°F100°F 198838°F 196331%0%
Jun 2382°F60°F98°F 198844°F 197231%0%
Jun 2482°F60°F95°F 198945°F 197931%0%
Jun 2582°F60°F94°F 200537°F 197931%0%
Jun 2682°F60°F102°F 198844°F 200431%0%
Jun 2782°F60°F94°F 196345°F 195531%0%
Jun 2882°F60°F96°F 197142°F 199231%0%
Jun 2982°F60°F97°F 197144°F 198930%0%
Jun 3083°F61°F96°F 199144°F 200730%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at McHenry County, 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).

June 1
sunrise 5:20 AM, sunset 8:24 PM
June 30
sunrise 5:20 AM, sunset 8:34 PM

Every day of June: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00112048 (Crystal Lake 4NW), public domain. Records: NOAA GHCN-Daily, station USC00471205, 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.