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 anomalies1.97
After quality control1.64
After breakpoint alignment1.07
Regional expectation during same months1.09 ± 0.11
National average during same months -
Global land average during same months 1.17 ± 0.03

Regional Consistency

Comparison of monthly mean station data to regional expectation

Typical Difference
(°C, 95% range)
Correlation
(R value)
Raw Monthly Anomalies ± 1.2 0.86
After Quality Control ± 0.8 0.93
After Breakpoint Adjustment ± 0.6 0.94

Quality Control Summary

Months missing 10 or more days 23
Serially repeated daily or monthly values 14
Extreme local outliers 5
Regional climatology outliers 47
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 64

Station ID Codes

CA675
COOP516271
COOP914490
FAAMDY
GHCNDMQC00914490
GHCNDMQW00022701
GHCNDUSC00516271
GHCNDUSW00022703
GHCNM42591066000
GSOD910660-22701
GSOD910660-99999
GSOD999999-22703
HADCRU910660
ICAOPMDY
NCDC20030381
NCDC20030391
NCDC20030392
NCDC20030393
NCDC30015341
NWSMIAP2
USAF910660
WBAN22701
WBAN22702
WBAN22703
WMO91066
WMSSC910660

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.