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 anomalies0.37
After quality control0.42
After breakpoint alignment0.96
Regional expectation during same months1.01 ± 0.09
National average during same months 0.93 ± 0.08
Global land average during same months 1.12 ± 0.02

Regional Consistency

Comparison of monthly mean station data to regional expectation

Typical Difference
(°C, 95% range)
Correlation
(R value)
Raw Monthly Anomalies ± 3.5 0.71
After Quality Control ± 3.4 0.71
After Breakpoint Adjustment ± 3.2 0.72

Quality Control Summary

Months missing 10 or more days 30
Serially repeated daily or monthly values 15
Extreme local outliers 1
Regional climatology outliers 1
Abrupt jumps 1
Marked as bad or manually changed by source 1
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 31

Station ID Codes

COOP456121
COOP456123
FAA4OM
FAAOMK
GHCNDUSC00456121
GHCNDUSW00094197
GSOD727890-94197
GSOD727890-99999
GSOD999999-94197
ICAOKOMK
NCDC20027927
NCDC20027928
NCDC20027938
NWS4OM
NWSOAKW1
USAF727890
WBAN94147
WBAN94197
WMO72789

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.