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 anomalies1.58
After quality control1.47
After breakpoint alignment1.19
Regional expectation during same months1.04 ± 0.24
National average during same months 0.69 ± 0.21
Global land average during same months 0.79 ± 0.12

Regional Consistency

Comparison of monthly mean station data to regional expectation

Typical Difference
(°C, 95% range)
Correlation
(R value)
Raw Monthly Anomalies ± 2.9 0.76
After Quality Control ± 1.8 0.89
After Breakpoint Adjustment ± 1.8 0.89

Quality Control Summary

Months missing 10 or more days 1
Serially repeated daily or monthly values 4
Extreme local outliers 4
Regional climatology outliers 7
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 8

Station ID Codes

COOP190736
COOP190737
GHCNDUSC00190736
GHCNDUSW00014753
GHCNM42500190736
GHCNM42574492000
GSOD744907-14753
GSOD744920-99999
GSOD999999-14753
HADCRU744920
ICAOKMQE
NCDC20009258
NCDC30073829
NWSBLHM3
NWSMQE
NWSMQEM3
USAF744907
USAF744920
WBAN14753
WMO74492
WMSSC735090
WMSSC744920
WWR74492

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.