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 anomalies0.12
After quality control0.33
After breakpoint alignment1.53
Regional expectation during same months1.39 ± 0.17
National average during same months 1.18 ± 0.11
Global land average during same months 1.36 ± 0.04

Regional Consistency

Comparison of monthly mean station data to regional expectation

Typical Difference
(°C, 95% range)
Correlation
(R value)
Raw Monthly Anomalies ± 5.7 0.44
After Quality Control ± 5.5 0.45
After Breakpoint Adjustment ± 5.4 0.48

Quality Control Summary

Months missing 10 or more days 30
Serially repeated daily or monthly values 19
Extreme local outliers 2
Regional climatology outliers 6
Abrupt jumps 1
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 0
Total Observations Rejected by Quality Control 45

Station ID Codes

COOP45756
FAAMHV
GHCNDUSC00045756
GHCNDUSW00003129
GHCNDUSW00093108
GSOD722953-03183
GSOD722953-99999
GSOD999999-03129
GSOD999999-03183
GSOD999999-93108
ICAOKMHV
NCDC20002003
NCDC20002008
NCDC20003273
NCDC20003288
NWSMOJC1
USAF722953
WBAN3129
WBAN3183
WBAN93108

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.