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-1.35
After quality control-0.63
After breakpoint alignment2.03
Regional expectation during same months2.23 ± 0.36
National average during same months 4.38 ± 0.27
Global land average during same months 2.70 ± 0.11

Regional Consistency

Comparison of monthly mean station data to regional expectation

Typical Difference
(°C, 95% range)
Correlation
(R value)
Raw Monthly Anomalies ± 3.3 0.45
After Quality Control ± 1.5 0.83
After Breakpoint Adjustment ± 1.3 0.87

Quality Control Summary

Months missing 10 or more days 18
Serially repeated daily or monthly values 18
Extreme local outliers 2
Regional climatology outliers 3
Abrupt jumps 0
Marked as bad or manually changed by source 0
Exceeds global climatological range 0
Isolated observations 0
Frame shift repetitions 1
TMAX / TMIN inconsistency 0
TAVG outside TMAX / TMIN range 1
Total Observations Rejected by Quality Control 25

Station ID Codes

GSOD712010-94246
GSOD712010-99999
GSOD718925-99999
GSOD718926-99999
GSOD728925-99999
ICAOCWHC
ICAOWHC
ICAOYHC
NCDC20028260
USAF712010
USAF718925
USAF718926
USAF728925
WBAN94246
WMO71201

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.