Charleston, TN Weather Forecast

Local 7-day forecast

77°
F

Partly Sunny then Chance Showers And Thunderstorms

Track current conditions, temperature changes, wind, and the full daily outlook for Charleston, TN in one place.

Sunday, May 31, 2026
Wind: 5 mph S
Sunday

A chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 77. South wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Local 7-day forecast

Local Weather Overview

This forecast page for Charleston, TN is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: May 30, 2026 7:00 PM EDT.

The active forecast window currently covers May 31 to Jun 5, 2026 for Charleston, TN.

Page Snapshot

Page focus
city weather
Forecast window
May 31 to Jun 5, 2026
Latest sync
May 30, 2026 7:00 PM EDT
Forecast office
MRX
Source
NOAA / NWS
Next High
77°F
Sunday
Next Low
61°F
Sunday Night
Rain Outlook
4
Periods mentioning precipitation
Windiest
5 to 10 mph
Tuesday

Daily Outlook

Today
May 31
Partly Sunny then Chance Showers And Thunderstorms
77 °F
/ 61°F
Wind 5 mph
Mon
Jun 1
Showers And Thunderstorms Likely
78 °F
/ 59°F
Wind 0 to 5 mph
Tue
Jun 2
Sunny
76 °F
/ 54°F
Wind 5 to 10 mph
Wed
Jun 3
Sunny
79 °F
/ 55°F
Wind 0 to 5 mph
Thu
Jun 4
Sunny
81 °F
/ 58°F
Wind 0 to 5 mph
Fri
Jun 5
Sunny
83 °F
/ 61°F
Wind 0 to 5 mph

This Week in Charleston

Friday looks like the warmest upcoming period in Charleston at 83 degrees F.

Tuesday Night is the coolest period ahead with temperatures near 54 degrees F.

The strongest winds are forecast for Tuesday at about 5 to 10 mph N.

Precipitation is mentioned in 4 upcoming forecast periods.

Forecast Details

Last updated
May 30, 2026 7:00 PM EDT
Coverage
6 days
Time zone
America/New_York
Forecast office
MRX
Radar station
KHTX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Sunday Night
May 31
61°F
Chance Showers And Thunderstorms
0 to 5 mph S

A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 61. South wind 0 to 5 mph. Chance of precipitation is 40%.

Monday
Jun 1
78°F
Showers And Thunderstorms Likely
0 to 5 mph NW

Showers and thunderstorms likely. Mostly cloudy, with a high near 78. Northwest wind 0 to 5 mph. Chance of precipitation is 70%.

Monday Night
Jun 1
59°F
Showers And Thunderstorms Likely
0 to 5 mph N

Showers and thunderstorms likely before 2am. Mostly cloudy, with a low around 59. North wind 0 to 5 mph. Chance of precipitation is 70%.

Tuesday
Jun 2
76°F
Sunny
5 to 10 mph N

Sunny, with a high near 76. North wind 5 to 10 mph, with gusts as high as 20 mph.

Tuesday Night
Jun 2
54°F
Mostly Clear
0 to 10 mph NE

Mostly clear, with a low around 54.

Wednesday
Jun 3
79°F
Sunny
0 to 5 mph NE

Sunny, with a high near 79.

Wednesday Night
Jun 3
55°F
Mostly Clear
0 to 5 mph NE

Mostly clear, with a low around 55.

Thursday
Jun 4
81°F
Sunny
0 to 5 mph N

Sunny, with a high near 81.

Thursday Night
Jun 4
58°F
Mostly Clear
0 mph

Mostly clear, with a low around 58.

Friday
Jun 5
83°F
Sunny
0 to 5 mph SW

Sunny, with a high near 83.

Friday Night
Jun 5
61°F
Partly Cloudy
0 to 5 mph S

Partly cloudy, with a low around 61.

Detailed Forecast

Period Conditions Temp Wind
Sunday
May 31
Partly Sunny then Chance Showers And Thunderstorms
77°F
5 mph
S
Sunday Night
May 31
Chance Showers And Thunderstorms
61°F
0 to 5 mph
S
Monday
Jun 1
Showers And Thunderstorms Likely
78°F
0 to 5 mph
NW
Monday Night
Jun 1
Showers And Thunderstorms Likely
59°F
0 to 5 mph
N
Tuesday
Jun 2
Sunny
76°F
5 to 10 mph
N
Tuesday Night
Jun 2
Mostly Clear
54°F
0 to 10 mph
NE
Wednesday
Jun 3
Sunny
79°F
0 to 5 mph
NE
Wednesday Night
Jun 3
Mostly Clear
55°F
0 to 5 mph
NE
Thursday
Jun 4
Sunny
81°F
0 to 5 mph
N
Thursday Night
Jun 4
Mostly Clear
58°F
0 mph
Friday
Jun 5
Sunny
83°F
0 to 5 mph
SW
Friday Night
Jun 5
Partly Cloudy
61°F
0 to 5 mph
S
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.