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 anomalies-1.00
After quality control-1.45
After breakpoint alignment0.82
Regional expectation during same months0.52 ± 0.74
National average during same months -
Global land average during same months 0.63 ± 0.12

Regional Consistency

Comparison of monthly mean station data to regional expectation

Typical Difference
(°C, 95% range)
Correlation
(R value)
Raw Monthly Anomalies ± 1.0 0.53
After Quality Control ± 0.7 0.71
After Breakpoint Adjustment ± 0.4 0.90

Quality Control Summary

Months missing 10 or more days 24
Serially repeated daily or monthly values 5
Extreme local outliers 5
Regional climatology outliers 4
Abrupt jumps 0
Marked as bad or manually changed by source 0
Exceeds global climatological range 0
Isolated observations 0
Frame shift repetitions 1
TMAX / TMIN inconsistency 0
TAVG outside TMAX / TMIN range 1
Total Observations Rejected by Quality Control 28

Station ID Codes

COOP914165
FAAPKMA
GHCNDRMC00914165
GHCNDRMW00041601
GHCNM53191250000
GSOD912500-99999
GSOD994480-99999
HADCRU912500
ICAOENIP
NCDC20030334
NCDC20030436
USAF912500
USAF994480
WBAN41601
WMO91250
WMSSC912500

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.