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 anomalies1.70
After quality control-
After breakpoint alignment-
Regional expectation during same months-
National average during same months -
Global land average during same months -

Regional Consistency

Comparison of monthly mean station data to regional expectation

Typical Difference
(°C, 95% range)
Correlation
(R value)
Raw Monthly Anomalies ± 1.9 0.55
After Quality Control ± 1.6 0.67
After Breakpoint Adjustment ± 1.2 0.78

Quality Control Summary

Months missing 10 or more days 311
Serially repeated daily or monthly values 101
Extreme local outliers 11
Regional climatology outliers 4
Abrupt jumps 0
Marked as bad or manually changed by source 0
Exceeds global climatological range 0
Isolated observations 6
Frame shift repetitions 0
TMAX / TMIN inconsistency 0
TAVG outside TMAX / TMIN range 0
Total Observations Rejected by Quality Control 315

Station ID Codes

GHCNDIN024059900
GSOD423980-99999
ICAOVEBD
USAF423980
WMO42398

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.