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-0.38
After quality control-0.35
After breakpoint alignment0.87
Regional expectation during same months0.97 ± 0.12
National average during same months 1.00 ± 0.08
Global land average during same months 1.22 ± 0.02

Regional Consistency

Comparison of monthly mean station data to regional expectation

Typical Difference
(°C, 95% range)
Correlation
(R value)
Raw Monthly Anomalies ± 2.5 0.82
After Quality Control ± 2.2 0.85
After Breakpoint Adjustment ± 1.6 0.92

Quality Control Summary

Months missing 10 or more days 12
Serially repeated daily or monthly values 19
Extreme local outliers 2
Regional climatology outliers 2
Abrupt jumps 0
Marked as bad or manually changed by source 0
Exceeds global climatological range 0
Isolated observations 17
Frame shift repetitions 0
TMAX / TMIN inconsistency 0
TAVG outside TMAX / TMIN range 0
Total Observations Rejected by Quality Control 39

Station ID Codes

COOP468652
COOP468662
COOP468667
FAA48I
GHCNDUSC00468652
GHCNDUSC00468662
GHCNDUSC00468667
GSOD720366-63879
GSOD720366-99999
ICAOK48I
NCDC20021483
NCDC20021485
NCDC20021486
NCDC30002996
NWSSUTW2
USAF720366
WBAN63879

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.