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 anomalies0.79
After quality control0.85
After breakpoint alignment1.07
Regional expectation during same months1.44 ± 0.17
National average during same months 1.14 ± 0.14
Global land average during same months 1.20 ± 0.06

Regional Consistency

Comparison of monthly mean station data to regional expectation

Typical Difference
(°C, 95% range)
Correlation
(R value)
Raw Monthly Anomalies ± 3.5 0.90
After Quality Control ± 3.3 0.91
After Breakpoint Adjustment ± 3.1 0.91

Quality Control Summary

Months missing 10 or more days 29
Serially repeated daily or monthly values 22
Extreme local outliers 0
Regional climatology outliers 1
Abrupt jumps 0
Marked as bad or manually changed by source 0
Exceeds global climatological range 0
Isolated observations 3
Frame shift repetitions 0
TMAX / TMIN inconsistency 0
TAVG outside TMAX / TMIN range 0
Total Observations Rejected by Quality Control 36

Station ID Codes

COOP503581
COOP503585
FAA5EA
FAAHLY
FAAHRR
GHCNDUSC00503581
GHCNDUSC00503585
GSOD999999-26499
ICAOPAHV
NCDC20022238
NCDC20022241
NCDC30002714
NWS5EA
NWSHLY
NWSHLYA2
NWSHNRA2
WBAN26447
WBAN26499

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.