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 anomalies3.28
After quality control3.19
After breakpoint alignment3.19
Regional expectation during same months3.03 ± 0.27
National average during same months 2.44 ± 0.10
Global land average during same months 1.65 ± 0.07

Regional Consistency

Comparison of monthly mean station data to regional expectation

Typical Difference
(°C, 95% range)
Correlation
(R value)
Raw Monthly Anomalies ± 1.8 0.94
After Quality Control ± 1.8 0.94
After Breakpoint Adjustment ± 1.8 0.94

Quality Control Summary

Months missing 10 or more days 2
Serially repeated daily or monthly values 3
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 3

Station ID Codes

FAACYBK
GHCNDCA002300500
GHCNDCA002300501
GHCNM40371926000
GSOD713560-99999
GSOD719260-99999
HADCRU719260
ICAOCXBL
ICAOCYBK
NCDC20028488
NCDC20028495
USAF713560
USAF719260
WBAN16903
WBAN16910
WMO71356
WMO71926
WMSSC713560
WMSSC719260
WWR71926

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.