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 anomalies7.43
After quality control4.40
After breakpoint alignment2.79
Regional expectation during same months2.81 ± 0.49
National average during same months 2.04 ± 0.26
Global land average during same months 2.57 ± 0.10

Regional Consistency

Comparison of monthly mean station data to regional expectation

Typical Difference
(°C, 95% range)
Correlation
(R value)
Raw Monthly Anomalies ± 15.2 0.11
After Quality Control ± 1.0 0.88
After Breakpoint Adjustment ± 0.9 0.84

Quality Control Summary

Months missing 10 or more days 5
Serially repeated daily or monthly values 47
Extreme local outliers 0
Regional climatology outliers 69
Abrupt jumps 0
Marked as bad or manually changed by source 0
Exceeds global climatological range 0
Isolated observations 2
Frame shift repetitions 0
TMAX / TMIN inconsistency 0
TAVG outside TMAX / TMIN range 0
Total Observations Rejected by Quality Control 74

Station ID Codes

GHCNDBR037335980
GHCNDBR037335990
GHCNM30382678000
GSOD818680-99999
GSOD826780-99999
HADCRU826780
USAF818680
USAF826780
WMO81868
WMO82678
WMSSC826780

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.