Boone County climate

Boone County Weather in June

NOAA 1991-2020 normals for Marengo, 18.9 km from Boone County

Average highs run from 76°F on June 1 to 83°F on June 30, and lows from 52°F to 61°F. Normal precipitation for the month is 4.62 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 Boone 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
57°F
Precipitation
4.62 in
Record high
101°FJun 20, 1988
Record low
37°FJun 1, 1993
Chance of a freeze
0%
Days of 90°F or more
3.8
Daylight
15 h 05 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 176°F52°F93°F 198837°F 199335%0%
Jun 276°F53°F93°F 202041°F 195635%0%
Jun 376°F53°F94°F 197239°F 195635%0%
Jun 477°F53°F93°F 195342°F 196935%0%
Jun 577°F54°F94°F 202138°F 199335%0%
Jun 677°F54°F96°F 201142°F 200034%0%
Jun 778°F55°F96°F 201140°F 199834%0%
Jun 878°F55°F96°F 198543°F 198334%0%
Jun 978°F55°F94°F 202141°F 196934%0%
Jun 1079°F56°F97°F 202140°F 198834%0%
Jun 1179°F56°F99°F 202138°F 197234%0%
Jun 1279°F56°F95°F 195641°F 202334%0%
Jun 1380°F57°F94°F 195642°F 197833%0%
Jun 1480°F57°F98°F 198746°F 198533%0%
Jun 1580°F57°F97°F 202247°F 196133%0%
Jun 1680°F58°F96°F 199442°F 196433%0%
Jun 1781°F58°F98°F 199442°F 198033%0%
Jun 1881°F58°F99°F 199447°F 199933%0%
Jun 1981°F59°F99°F 195346°F 202232%0%
Jun 2081°F59°F101°F 198844°F 198032%0%
Jun 2182°F59°F100°F 198839°F 199232%0%
Jun 2282°F59°F96°F 198845°F 199232%0%
Jun 2382°F60°F95°F 200545°F 197232%0%
Jun 2482°F60°F96°F 200546°F 197931%0%
Jun 2582°F60°F101°F 198843°F 197931%0%
Jun 2683°F60°F95°F 198349°F 195531%0%
Jun 2783°F61°F97°F 197148°F 201731%0%
Jun 2883°F61°F100°F 201245°F 199231%0%
Jun 2983°F61°F95°F 195450°F 198931%0%
Jun 3083°F61°F96°F 195347°F 198831%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Boone 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 5:21 AM, sunset 8:26 PM
June 30
sunrise 5:22 AM, sunset 8:36 PM

Every day of June: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00115326 (Marengo), public domain. Records: NOAA GHCN-Daily, station USW00094822, 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.