Temperature Monitoring Station:
NASHVILLE/METROPOLITAN TN.

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		0.27
After quality control		0.28
After breakpoint alignment		0.57
Regional expectation during same months		0.71 ± 0.19
National average during same months		0.88 ± 0.13
Global land average during same months		0.97 ± 0.05

Regional Consistency

Comparison of monthly mean station data to regional expectation

	Typical Difference (°C, 95% range)	Correlation (R value)
Raw Monthly Anomalies	± 1.0	0.97
After Quality Control	± 1.0	0.97
After Breakpoint Adjustment	± 0.9	0.97

Quality Control Summary

Months missing 10 or more days	1
Serially repeated daily or monthly values	1
Extreme local outliers	0
Regional climatology outliers	2
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	3

Station ID Codes

COOP	406402
COOP	406403
FAA	BNA
GHCND	USC00406403
GHCND	USW00003839
GHCND	USW00013897
GHCNM	42572327000
GSOD	723270-13897
GSOD	999999-13897
HADCRU	723270
ICAO	KBNA
NCDC	20018355
NCDC	20018356
NCDC	30000894
NWS	BFDT1
NWS	BNA
USAF	723270
WBAN	13897
WBAN	3839
WMO	72327
WMSSC	723270
WWR	72327

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.