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 anomalies3.48
After quality control1.38
After breakpoint alignment2.02
Regional expectation during same months2.16 ± 0.37
National average during same months 1.68 ± 0.08
Global land average during same months 1.88 ± 0.08

Regional Consistency

Comparison of monthly mean station data to regional expectation

Typical Difference
(°C, 95% range)
Correlation
(R value)
Raw Monthly Anomalies ± 7.5 0.60
After Quality Control ± 5.9 0.63
After Breakpoint Adjustment ± 5.9 0.63

Quality Control Summary

Months missing 10 or more days 100
Serially repeated daily or monthly values 32
Extreme local outliers 11
Regional climatology outliers 10
Abrupt jumps 1
Marked as bad or manually changed by source 0
Exceeds global climatological range 0
Isolated observations 4
Frame shift repetitions 0
TMAX / TMIN inconsistency 0
TAVG outside TMAX / TMIN range 2
Total Observations Rejected by Quality Control 108

Station ID Codes

GSOD702120-26633
GSOD702120-26646
GSOD702120-99999
ICAOPACZ
USAF702120
WBAN26633
WBAN26646
WMO70212

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.