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 anomalies2.89
After quality control2.46
After breakpoint alignment2.26
Regional expectation during same months2.27 ± 0.29
National average during same months 1.29 ± 0.10
Global land average during same months 1.33 ± 0.04

Regional Consistency

Comparison of monthly mean station data to regional expectation

Typical Difference
(°C, 95% range)
Correlation
(R value)
Raw Monthly Anomalies ± 6.9 0.66
After Quality Control ± 6.6 0.67
After Breakpoint Adjustment ± 6.5 0.67

Quality Control Summary

Months missing 10 or more days 37
Serially repeated daily or monthly values 32
Extreme local outliers 1
Regional climatology outliers 0
Abrupt jumps 0
Marked as bad or manually changed by source 1
Exceeds global climatological range 0
Isolated observations 9
Frame shift repetitions 0
TMAX / TMIN inconsistency 0
TAVG outside TMAX / TMIN range 2
Total Observations Rejected by Quality Control 50

Station ID Codes

COOP507431
FAAPHO
GHCNDUSC00507431
GSOD701043-26601
GSOD701043-26623
GSOD701043-99999
GSOD999999-26623
ICAOPAPO
NCDC20022405
NCDC20022406
NWSPHO
USAF701043
WBAN26601
WBAN26623

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.