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 anomalies1.01
After quality control0.96
After breakpoint alignment1.19
Regional expectation during same months1.10 ± 0.07
National average during same months 0.96 ± 0.08
Global land average during same months 1.20 ± 0.03

Regional Consistency

Comparison of monthly mean station data to regional expectation

Typical Difference
(°C, 95% range)
Correlation
(R value)
Raw Monthly Anomalies ± 2.2 0.93
After Quality Control ± 2.1 0.93
After Breakpoint Adjustment ± 2.0 0.94

Quality Control Summary

Months missing 10 or more days 12
Serially repeated daily or monthly values 12
Extreme local outliers 1
Regional climatology outliers 1
Abrupt jumps 1
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 14

Station ID Codes

COOP244522
FAAJDN
GHCNDUSC00244522
GHCNDUSW00094051
GHCNM42500244522
GHCNM42572768001
GSOD727684-94051
GSOD727684-99999
GSOD999999-94051
HADCRU752101
ICAOKJDN
NCDC20012569
NCDC20012570
NWSJORM8
USAF727684
WBAN94051

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.