Temperature Monitoring Station:
REDDING MUNICIPAL ARPT

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		-0.03
After quality control		-0.03
After breakpoint alignment		0.51
Regional expectation during same months		0.56 ± 0.20
National average during same months		0.90 ± 0.13
Global land average during same months		1.00 ± 0.06

Regional Consistency

Comparison of monthly mean station data to regional expectation

	Typical Difference (°C, 95% range)	Correlation (R value)
Raw Monthly Anomalies	± 2.6	0.73
After Quality Control	± 2.5	0.73
After Breakpoint Adjustment	± 2.2	0.79

Quality Control Summary

Months missing 10 or more days	9
Serially repeated daily or monthly values	5
Extreme local outliers	0
Regional climatology outliers	1
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	10

Station ID Codes

COOP	47296
COOP	47300
COOP	47304
FAA	RDD
GHCND	USC00047296
GHCND	USC00047300
GHCND	USW00024257
GHCNM	42500047304
GHCNM	42572592001
GSOD	725915-24257
GSOD	725920-24257
HADCRU	725912
HADCRU	725920
ICAO	KRDD
NCDC	10001398
NCDC	10001399
NCDC	10100116
NCDC	10500030
NWS	RDD
USAF	725915
USAF	725920
WBAN	24206
WBAN	24257
WBAN	24264
WMO	72592
WWR	72592

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.