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 anomalies0.57
After quality control0.62
After breakpoint alignment0.95
Regional expectation during same months1.03 ± 0.10
National average during same months 1.53 ± 0.07
Global land average during same months 1.10 ± 0.03

Regional Consistency

Comparison of monthly mean station data to regional expectation

Typical Difference
(°C, 95% range)
Correlation
(R value)
Raw Monthly Anomalies ± 2.1 0.87
After Quality Control ± 2.1 0.87
After Breakpoint Adjustment ± 1.7 0.91

Quality Control Summary

Months missing 10 or more days 4
Serially repeated daily or monthly values 5
Extreme local outliers 1
Regional climatology outliers 3
Abrupt jumps 1
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 9

Station ID Codes

FAAWRV
FAAYRV
GHCNDCA001176750
GHCNDCA001176751
GHCNM40371882000
GHCNM40371882003
GSOD716850-99999
GSOD718820-99999
GSOD718823-99999
GSOD728820-99999
ICAOCVRA
ICAOCYRV
ICAOZRV
NCDC20028150
NCDC20028278
USAF716850
USAF718820
USAF718823
USAF728820
WBAN25150
WBAN25167
WMO71685
WMO71882
WMO72882

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.