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 anomalies0.36
After quality control0.38
After breakpoint alignment0.63
Regional expectation during same months0.68 ± 0.19
National average during same months 0.94 ± 0.12
Global land average during same months 1.05 ± 0.05

Regional Consistency

Comparison of monthly mean station data to regional expectation

Typical Difference
(°C, 95% range)
Correlation
(R value)
Raw Monthly Anomalies ± 1.0 0.96
After Quality Control ± 1.0 0.96
After Breakpoint Adjustment ± 0.9 0.97

Quality Control Summary

Months missing 10 or more days 1
Serially repeated daily or monthly values 1
Extreme local outliers 1
Regional climatology outliers 1
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 2

Station ID Codes

COOP34248
COOP34250
COOP34251
COOP35320
FAA1M1
FAALIT
FAALZK
GHCNDUSC00034250
GHCNDUSC00034251
GHCNDUSW00003952
GHCNDUSW00013963
GHCNM42572340000
GSOD723400-03952
GSOD723400-99999
GSOD723401-13963
GSOD723403-13963
GSOD999999-13963
GSOD999999-93930
HADCRU723400
ICAOKLIT
ICAOKLZK
NCDC20000537
NCDC20000545
NCDC20000546
NCDC20000553
NCDC30001885
NWS1M1
NWSLIT
NWSLZK
USAF723400
USAF723401
USAF723403
WBAN13963
WBAN3952
WBAN93930
WMO72340
WMSSC723400
WWR72340

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.