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 anomalies0.69
After quality control0.79
After breakpoint alignment1.24
Regional expectation during same months1.34 ± 0.12
National average during same months 2.38 ± 0.10
Global land average during same months 1.60 ± 0.06

Regional Consistency

Comparison of monthly mean station data to regional expectation

Typical Difference
(°C, 95% range)
Correlation
(R value)
Raw Monthly Anomalies ± 2.8 0.71
After Quality Control ± 2.4 0.76
After Breakpoint Adjustment ± 2.3 0.77

Quality Control Summary

Months missing 10 or more days 7
Serially repeated daily or monthly values 5
Extreme local outliers 2
Regional climatology outliers 3
Abrupt jumps 0
Marked as bad or manually changed by source 0
Exceeds global climatological range 0
Isolated observations 0
Frame shift repetitions 0
TMAX / TMIN inconsistency 0
TAVG outside TMAX / TMIN range 0
Total Observations Rejected by Quality Control 10

Station ID Codes

FAACYAR
FAAWAR
GHCNDCA008400102
GHCNDCA008400104
GHCNDCA008402956
GHCNDCAW00014508
GHCNM40371807000
GSOD718070-99999
GSOD718073-99999
GSOD728070-99999
HADCRU718070
ICAOCWAR
ICAOYAR
NCDC20028350
NCDC20028372
NCDC20028375
USAF718070
USAF718073
USAF728070
WBAN14508
WBAN14530
WBAN14533
WMO71807
WMSSC718070

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.