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-0.84
After quality control-0.87
After breakpoint alignment0.55
Regional expectation during same months0.62 ± 0.15
National average during same months 0.96 ± 0.10
Global land average during same months 1.09 ± 0.03

Regional Consistency

Comparison of monthly mean station data to regional expectation

Typical Difference
(°C, 95% range)
Correlation
(R value)
Raw Monthly Anomalies ± 2.4 0.82
After Quality Control ± 1.8 0.88
After Breakpoint Adjustment ± 1.3 0.94

Quality Control Summary

Months missing 10 or more days 23
Serially repeated daily or monthly values 21
Extreme local outliers 3
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 0
TMAX / TMIN inconsistency 0
TAVG outside TMAX / TMIN range 1
Total Observations Rejected by Quality Control 26

Station ID Codes

COOP150381
COOP155389
COOP155390
GHCNDUSC00150381
GHCNDUSC00155389
GHCNDUSC00155390
GHCNM42500150381
GHCNM42572326006
HADCRU751010
NCDC20008095
NCDC20008141
NCDC30015675
NWSBBVK2
NWSMBOK2
NWSMDDK2
NWSMIDK2

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.