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 anomalies0.31
After quality control0.32
After breakpoint alignment0.72
Regional expectation during same months0.80 ± 0.17
National average during same months 0.89 ± 0.13
Global land average during same months 0.97 ± 0.05

Regional Consistency

Comparison of monthly mean station data to regional expectation

Typical Difference
(°C, 95% range)
Correlation
(R value)
Raw Monthly Anomalies ± 1.5 0.93
After Quality Control ± 1.5 0.93
After Breakpoint Adjustment ± 1.3 0.95

Quality Control Summary

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

Station ID Codes

COOP111166
COOP111169
FAACIR
GHCNDUSC00111169
GHCNDUSW00093809
GHCNM42572435002
GSOD724975-93809
GSOD724975-99999
GSOD999999-93809
HADCRU723380
ICAOKCIR
NCDC20005554
NCDC20005555
NCDC20006062
NCDC30015525
NWSCAOI2
NWSCIR
NWSCIRI2
USAF724975
WBAN93809
WMSSC723380

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.