Temperature Monitoring Station:
COLUMBIA REGIONAL 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		0.19
After quality control		0.18
After breakpoint alignment		0.77
Regional expectation during same months		0.81 ± 0.14
National average during same months		0.92 ± 0.11
Global land average during same months		1.07 ± 0.04

Regional Consistency

Comparison of monthly mean station data to regional expectation

	Typical Difference (°C, 95% range)	Correlation (R value)
Raw Monthly Anomalies	± 1.5	0.95
After Quality Control	± 1.5	0.95
After Breakpoint Adjustment	± 1.3	0.96

Quality Control Summary

Months missing 10 or more days	1
Serially repeated daily or monthly values	1
Extreme local outliers	0
Regional climatology outliers	0
Abrupt jumps	0
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	1

Station ID Codes

COOP	231790
COOP	231791
COOP	231795
COOP	231801
FAA	COU
GHCND	USC00231801
GHCND	USW00003945
GHCND	USW00013983
GHCND	USW00093958
GHCNM	42572445000
GSOD	724450-03945
GSOD	999999-03945
GSOD	999999-13983
GSOD	999999-93958
HADCRU	724450
ICAO	COU
ICAO	KCOU
NCDC	20011893
NCDC	20011915
NCDC	20011916
NCDC	30000222
NWS	COU
NWS	UMCM7
USAF	724450
WBAN	13983
WBAN	3945
WBAN	93958
WMO	72445
WMSSC	724450
WWR	72445

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.