Charleston Intl
Weather station · 32.9°N 80.0°W · 12 m above sea level
ICAO KCHSWMO 72208Station data since 1937
Record high
35.0°C
in 1980
Record low
7.8°C
in 1999
Average high
28.8°C
all years on record
10.0°C short of the record for 23 September
Today’s high 25.0°C against 35.0°C in 1980. A reading that beats it is flagged here automatically, once a second cycle confirms it.
All-time record high
40.6°C
- Date
- Sunday, 1 August 1999
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- Charleston Intl, United States
- Position
- 32.90°N 80.04°W · 12 m
Highest highest in available records since 1937. Source: NOAA GHCN-Daily.
All-time record low
−14.4°C
- Date
- Monday, 21 January 1985
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- Charleston Intl, United States
- Position
- 32.90°N 80.04°W · 12 m
Highest and lowest lowest in available records since 1937. Source: NOAA GHCN-Daily.
Where Charleston Intl is
32.90°N 80.04°W
Charleston Intl
Ground · satellite
Land surface temperature for 2026-09-22, from NASA GIBS. This is the temperature of the ground seen from orbit, not the air, and it is never ranked against air readings. Cloud hides the ground, so gaps are unread rather than guessed.
View more on Google Maps- 1
Charleston Intl has dropped below freezing on 2294 nights since 1937. The desert remembers every one of them.
From our dataNights with a minimum below 0°C since 1937. - 2
Today is colder than 55% of all days recorded here since 1937.
From our dataToday's high against every day recorded at this station since 1937. - 3
Right now Davis Lgb 46 Aws is 94.2°C colder than Charleston Intl. Same planet. Same afternoon.
From our dataBoth readings are live and ranked on this site now. - 4
The coldest night Charleston Intl has ever recorded, −14.4°C, would pass for a warm spell at Davis Lgb 46 Aws, which is −69.2°C right now.
From our dataThis station's record low against the current live reading at Davis Lgb 46 Aws.
New facts every day. Report an error.
Every year on record
1937 to 2026
Annual average · °C
Trend over 89 years with data: +0.13 °C per decade
Source: NOAA GHCN-Daily. Years the station did not cover are left as gaps, never joined across. The dashed line is a least squares trend through the years that have data.
Records by month
Jan
28.3°
−14.4°
Feb
30.6°
−11.1°
Mar
32.2°
−9.4°
Apr
35.0°
−1.7°
May
38.3°
2.2°
Jun
39.4°
10.0°
Jul
40.0°
14.4°
Aug
40.6°
13.3°
Sep
37.2°
Recent days
| Day | High | At | Low | At |
|---|---|---|---|---|
| 2026-09-23 | 25.0°C | 00:56 UTC | 22.8°C | 04:56 UTC |
| 2026-09-22 | 30.0°C | 18:56 UTC | 25.0°C | 20:09 UTC |
Nearby stations
Data sources for this page
| Figure | Source | Type |
|---|---|---|
| Right now, today so far | NOAA Aviation Weather Center (METAR) and NOAA NWS WMO bulletins (SYNOP) | Measured, station |
| All-time, monthly and on-this-day records | NOAA NCEI Global Historical Climatology Network daily (GHCN-Daily), 1937 to 2026 | Measured, station |
| Nearby stations and distances | Computed from station positions in our own database | Calculated |