Johnson County climate

Johnson County Weather in June

NOAA 1991-2020 normals for Franklin Wwtp, 5.8 km from Johnson County

Average highs run from 78°F on June 1 to 84°F on June 30, and lows from 57°F to 64°F. Normal precipitation for the month is 5.05 in over about 11 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 Johnson County, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

June at a glance

Average high
81°F
Average low
61°F
Precipitation
5.05 in
Record high
104°FJun 26, 1988
Record low
35°FJun 21, 1992
Chance of a freeze
0%
Days of 90°F or more
2.9
Daylight
14 h 47 min to 14 h 55 min
Cloud cover
58%
Humidity
79%
Dew point
64°F
Wind
6.9 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 178°F57°F91°F 198740°F 197336%0%
Jun 278°F57°F91°F 198841°F 195636%0%
Jun 378°F57°F90°F 198844°F 196936%0%
Jun 479°F58°F91°F 200244°F 196936%0%
Jun 579°F58°F93°F 201143°F 195436%0%
Jun 679°F58°F91°F 200539°F 199836%0%
Jun 780°F59°F91°F 198844°F 200036%0%
Jun 880°F59°F93°F 195246°F 197736%0%
Jun 980°F59°F92°F 195344°F 197736%0%
Jun 1080°F60°F92°F 195345°F 198836%0%
Jun 1181°F60°F93°F 196842°F 198036%0%
Jun 1281°F60°F96°F 195444°F 198537%0%
Jun 1381°F60°F95°F 195447°F 198537%0%
Jun 1481°F61°F92°F 195446°F 195537%0%
Jun 1582°F61°F93°F 195448°F 195537%0%
Jun 1682°F61°F94°F 196747°F 196137%0%
Jun 1782°F61°F94°F 195247°F 196136%0%
Jun 1882°F62°F93°F 195745°F 196036%0%
Jun 1983°F62°F93°F 196249°F 200836%0%
Jun 2083°F62°F95°F 195340°F 199236%0%
Jun 2183°F62°F100°F 195335°F 199236%0%
Jun 2283°F62°F98°F 198848°F 196136%0%
Jun 2383°F63°F99°F 198845°F 197236%0%
Jun 2483°F63°F92°F 195346°F 197236%0%
Jun 2584°F63°F95°F 195349°F 198635%0%
Jun 2684°F63°F104°F 198846°F 200435%0%
Jun 2784°F63°F100°F 195452°F 196135%0%
Jun 2884°F63°F97°F 197150°F 198735%0%
Jun 2984°F64°F103°F 201250°F 200435%0%
Jun 3084°F64°F100°F 201251°F 200434%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Johnson 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 (EDT).

June 1
sunrise 6:19 AM, sunset 9:06 PM
June 30
sunrise 6:21 AM, sunset 9:16 PM

Every day of June: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00123091 (Franklin Wwtp), public domain. Records: NOAA GHCN-Daily, station USC00124272, 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.