Temperature Monitoring Station:
CHARLESTON INTL. AIRPORT

Monthly Mean Temperature Data

Raw Data relative to Expected Monthly Means

Difference from Regional Expectation

Breakpoint Adjusted Annual Average Comparison

Mean Rate of Change ( °C / Century )

Raw monthly anomalies		-0.15
After quality control		-0.16
After breakpoint alignment		0.11
Regional expectation during same months		0.29 ± 0.62
National average during same months		0.64 ± 0.24
Global land average during same months		0.76 ± 0.15

Regional Consistency

Comparison of monthly mean station data to regional expectation

	Typical Difference (°C, 95% range)	Correlation (R value)
Raw Monthly Anomalies	± 1.3	0.91
After Quality Control	± 1.3	0.92
After Breakpoint Adjustment	± 1.2	0.93

Quality Control Summary

Months missing 10 or more days	1
Serially repeated daily or monthly values	1
Extreme local outliers	1
Regional climatology outliers	1
Abrupt jumps	3
Marked as bad or manually changed by source	0
Exceeds global climatological range	0
Isolated observations	0
Frame shift repetitions	0
TMAX / TMIN inconsistency	0
TAVG outside TMAX / TMIN range	0
Total Observations Rejected by Quality Control	5

Station ID Codes

COOP	381544
FAA	CHS
GHCND	USW00013880
GSOD	722080-13880
GSOD	997174-99999
GSOD	999999-13880
HADCRU	722080
ICAO	CHTS1
ICAO	KCHS
NCDC	20017341
NCDC	20017343
NCDC	20017349
NCDC	20017350
NWS	CHS
USAF	722080
USAF	997174
WBAN	13880
WBAN	3857
WMO	72208
WMSSC	722080
WWR	72208

ID codes may be repeated if the identification of the station changed during its history or if two different records were found to contain the same data, in which case the records would be merged.