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-0.21
After quality control-0.22
After breakpoint alignment0.53
Regional expectation during same months0.66 ± 0.15
National average during same months 0.92 ± 0.09
Global land average during same months 1.13 ± 0.02

Regional Consistency

Comparison of monthly mean station data to regional expectation

Typical Difference
(°C, 95% range)
Correlation
(R value)
Raw Monthly Anomalies ± 1.4 0.92
After Quality Control ± 1.4 0.92
After Breakpoint Adjustment ± 1.0 0.96

Quality Control Summary

Months missing 10 or more days 3
Serially repeated daily or monthly values 18
Extreme local outliers 0
Regional climatology outliers 0
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 18

Station ID Codes

COOP419415
COOP419417
COOP419419
COOP419421
FAAACT
GHCNDUSC00419415
GHCNDUSC00419417
GHCNDUSC00419421
GHCNDUSW00013959
GHCNM42572256000
GSOD722560-13959
HADCRU722560
ICAOKACT
NCDC20025070
NCDC20025080
NCDC20025097
NCDC20025098
NCDC30000106
NWSACT
NWSACTT2
NWSWWPT2
USAF722560
WBAN13959
WMO72256
WMSSC722560
WWR72256

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.