Mount Pleasant climate

Mount Pleasant Weather in June

NOAA 1991-2020 normals for Sullivans Is, 3.6 km from Mount Pleasant

Average highs run from 85°F on June 1 to 90°F on June 30, and lows from 67°F to 72°F. Normal precipitation for the month is 5.36 in.

June day by day

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

Normal daily high and low temperature at Mount Pleasant, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

June at a glance

Average high
88°F
Average low
70°F
Precipitation
5.36 in
Record high
105°FJun 26, 1952
Record low
49°FJun 6, 2006
Chance of a freeze
0%
Days of 90°F or more
10.4
Daylight
14 h 11 min to 14 h 17 min
Cloud cover
56%
Humidity
76%
Dew point
70°F
Wind
6.0 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 185°F67°F98°F 201955°F 19660%
Jun 285°F68°F102°F 198556°F 19670%
Jun 386°F68°F101°F 198555°F 20260%
Jun 486°F68°F100°F 199854°F 19740%
Jun 586°F68°F97°F 199855°F 19880%
Jun 686°F68°F96°F 195549°F 20060%
Jun 786°F69°F94°F 201051°F 19970%
Jun 887°F69°F96°F 195257°F 19970%
Jun 987°F69°F98°F 195263°F 19600%
Jun 1087°F69°F98°F 196451°F 19970%
Jun 1187°F69°F96°F 201055°F 19740%
Jun 1287°F69°F95°F 198159°F 19660%
Jun 1388°F70°F99°F 195850°F 19830%
Jun 1488°F70°F101°F 195862°F 19740%
Jun 1588°F70°F100°F 198160°F 19970%
Jun 1688°F70°F101°F 198159°F 19610%
Jun 1788°F70°F98°F 201556°F 20200%
Jun 1888°F70°F98°F 200856°F 20060%
Jun 1989°F71°F96°F 197959°F 19610%
Jun 2089°F71°F97°F 201160°F 19830%
Jun 2189°F71°F103°F 201156°F 19710%
Jun 2289°F71°F98°F 201862°F 20050%
Jun 2389°F71°F98°F 201562°F 20090%
Jun 2489°F71°F100°F 195255°F 19830%
Jun 2590°F72°F102°F 195260°F 20070%
Jun 2690°F72°F105°F 195252°F 19740%
Jun 2790°F72°F101°F 195464°F 19710%
Jun 2890°F72°F100°F 195960°F 19710%
Jun 2990°F72°F103°F 195959°F 19710%
Jun 3090°F72°F99°F 195263°F 19580%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Mount Pleasant, in percent, and of at least 0.1 inch of snowfall.00.21102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

June 1
sunrise 6:12 AM, sunset 8:23 PM
June 30
sunrise 6:15 AM, sunset 8:32 PM

Every day of June: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00388405 (Sullivans Is), public domain. Records: NOAA GHCN-Daily, station USC00388405, 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.