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 anomalies28.82
After quality control21.25
After breakpoint alignment5.95
Regional expectation during same months1.39 ± 0.27
National average during same months 2.75 ± 0.25
Global land average during same months 2.33 ± 0.13

Regional Consistency

Comparison of monthly mean station data to regional expectation

Typical Difference
(°C, 95% range)
Correlation
(R value)
Raw Monthly Anomalies ± 7.5 0.50
After Quality Control ± 4.4 0.64
After Breakpoint Adjustment ± 2.6 0.81

Quality Control Summary

Months missing 10 or more days 49
Serially repeated daily or monthly values 11
Extreme local outliers 0
Regional climatology outliers 53
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 83

Station ID Codes

COOP52211
FAADEN
GHCNDUSW00003017
GSOD724670-03017
ICAOKDEN
NCDC10013272
NWSDEN
USAF724670
WBAN3017
WMO72565

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.