Temperature Monitoring Station:
IOWA FALLS MUNI AP

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		0.78
After quality control		0.79
After breakpoint alignment		0.89
Regional expectation during same months		0.94 ± 0.08
National average during same months		0.94 ± 0.10
Global land average during same months		1.07 ± 0.04

Regional Consistency

Comparison of monthly mean station data to regional expectation

	Typical Difference (°C, 95% range)	Correlation (R value)
Raw Monthly Anomalies	± 1.5	0.95
After Quality Control	± 1.3	0.96
After Breakpoint Adjustment	± 1.0	0.98

Quality Control Summary

Months missing 10 or more days	6
Serially repeated daily or monthly values	6
Extreme local outliers	2
Regional climatology outliers	2
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	7

Station ID Codes

COOP	134142
FAA	IFA
GHCND	USC00134142
GHCNM	42500134142
GHCNM	42572548002
GSOD	722331-54941
GSOD	999999-54941
ICAO	KIFA
NCDC	20006979
NCDC	30078597
NWS	IWAI4
USAF	722331
WBAN	14979
WBAN	54941

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.