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 anomalies1.46
After quality control1.54
After breakpoint alignment1.30
Regional expectation during same months1.26 ± 0.11
National average during same months 1.47 ± 0.07
Global land average during same months 1.11 ± 0.03

Regional Consistency

Comparison of monthly mean station data to regional expectation

Typical Difference
(°C, 95% range)
Correlation
(R value)
Raw Monthly Anomalies ± 1.8 0.90
After Quality Control ± 1.7 0.91
After Breakpoint Adjustment ± 1.7 0.91

Quality Control Summary

Months missing 10 or more days 7
Serially repeated daily or monthly values 8
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 1
Frame shift repetitions 0
TMAX / TMIN inconsistency 0
TAVG outside TMAX / TMIN range 0
Total Observations Rejected by Quality Control 10

Station ID Codes

FAACYZE
GHCNDCA006092915
GHCNDCA006092925
GHCNM40371733000
GHCNM40371733001
GSOD717330-99999
GSOD727330-99999
HADCRU717330
ICAOCYZE
NCDC20028668
USAF717330
USAF727330
WBAN94803
WMO71733
WMO72733
WMSSC717330
WWR71733

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.