Temperature Monitoring Station:
PRINCE RUPERT MONT CIRC

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		-0.20
After quality control		-0.18
After breakpoint alignment		1.07
Regional expectation during same months		1.11 ± 0.11
National average during same months		1.52 ± 0.06
Global land average during same months		1.12 ± 0.02

Regional Consistency

Comparison of monthly mean station data to regional expectation

	Typical Difference (°C, 95% range)	Correlation (R value)
Raw Monthly Anomalies	± 3.1	0.68
After Quality Control	± 3.1	0.66
After Breakpoint Adjustment	± 2.9	0.70

Quality Control Summary

Months missing 10 or more days	3
Serially repeated daily or monthly values	5
Extreme local outliers	3
Regional climatology outliers	5
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

FAA	YPR
GHCND	CA001066480
GHCND	CA001066481
GHCND	CA001066488
GHCNM	40371898000
GSOD	710220-99999
GSOD	718980-99999
GSOD	728980-99999
HADCRU	718980
ICAO	CYPR
NCDC	20028219
NCDC	20028226
USAF	710220
USAF	718980
USAF	728980
WBAN	25345
WBAN	25353
WMO	71022
WMO	71898
WMO	72898
WMSSC	718980
WWR	71898

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.