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 anomalies1.36
After quality control1.09
After breakpoint alignment1.32
Regional expectation during same months1.19 ± 0.59
National average during same months -
Global land average during same months 1.64 ± 0.06

Regional Consistency

Comparison of monthly mean station data to regional expectation

Typical Difference
(°C, 95% range)
Correlation
(R value)
Raw Monthly Anomalies ± 0.7 0.86
After Quality Control ± 0.6 0.91
After Breakpoint Adjustment ± 0.6 0.90

Quality Control Summary

Months missing 10 or more days 4
Serially repeated daily or monthly values 6
Extreme local outliers 1
Regional climatology outliers 59
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 64

Station ID Codes

COOP914901
FAAAWK
GHCNDWQW00041606
GHCNM53991245000
GSOD701053-99999
GSOD912450-41606
GSOD912450-99999
GSOD912460-41606
GSOD912460-99999
GSOD999999-41606
HADCRU912450
ICAOPAWK
ICAOPWAK
NCDC20030374
NCDC20030441
NWSPWAK
NWSPWAK2
USAF701053
USAF912450
USAF912460
WBAN41606
WMO91245
WMO91246
WMSSC912450

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.