PERRY, IA - COOP Northern Plains station 136566

136566 - PERRY, Iowa

Latitude
41° 50´N

Longitude
94° 7´W

Elevation
294 meters

COOP Northern Plains

10 nearest COOP Northern Plains stations

13 mi	NE :	WOODWARD 7 N, IA
14 mi	N :	BEAVER 1 N, IA
17 mi	SSE :	ADEL 1 SE, IA
18 mi	NW :	JEFFERSON, IA
19 mi	NE :	BOONE, IA
19 mi	SE :	WAUKEE, IA
22 mi	ESE :	DES MOINES WSFO JOHNST, IA
22 mi	NE :	AMES 8 WSW, IA
22 mi	SSE :	VAN METER 2 SSE, IA
23 mi	SSW :	DEXTER, IA

Weather variables Help
Click a weather variable name to jump down to those statistics.

	Total observations	%	NDJFM observations	%
TMAX	17985	98.5%	7378	97.6%
TMIN	17987	98.5%	7380	97.6%
PRCP	18032	98.7%	7405	97.9%
SNOW	17292	94.7%	6668	88.2%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7378 by year	36.9°F	15.1°F		overall	NAM	PNA	CTI

TMAX and NAM Help scatterplot	days by month	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Extreme high events Days with TMAX>=60°F	554	0.21	89	55	1.6*	map	table
Extreme low events Days with TMAX<=13°F	492	-0.30	80	129	1.6*	map	table

TMAX and PNA Help scatterplot	days by month	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Extreme high events Days with TMAX>=60°F	554	-0.18	55	77	1.4*	map	table
Extreme low events Days with TMAX<=13°F	492	-0.02	100	112	1.1	map	table

TMAX and CTI Help	days by month	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Extreme high events Days with TMAX>=60°F	554	81	94	1.2	map	table
Extreme low events Days with TMAX<=13°F	492	51	67	1.3	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7380 by year	17.5°F	14.3°F		overall	NAM	PNA	CTI

TMIN and NAM Help scatterplot	days by month	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Extreme low events Days with TMIN<=-7°F	522	-0.34	80	138	1.7*	map	table
Extreme high events Days with TMIN>=35°F	577	0.21	101	47	2.1*	map	table

TMIN and PNA Help scatterplot	days by month	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Extreme low events Days with TMIN<=-7°F	522	-0.01	109	119	1.1	map	table
Extreme high events Days with TMIN>=35°F	577	-0.18	48	70	1.5*	map	table

TMIN and CTI Help	days by month	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Extreme low events Days with TMIN<=-7°F	522	53	65	1.2	map	table
Extreme high events Days with TMIN>=35°F	577	133	85	1.6*	map	table

TMIN under 2 index extremes Help

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PRCP (total liquid water equivalent) Help top of page

PRCP	observations	mean		Distribution	during extreme days of
NDJFM	7405 by year	0.04"		overall	NAM	PNA	CTI

PRCP and NAM Help scatterplot	days by month	mean	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Observed events Days with PRCP>0.00"	1611	0.19"	-0.05	264	275	1.0	map	table
Extreme events Days with PRCP>0.30"	305	0.63"	0.17	57	39	1.5	map	table

PRCP and PNA Help scatterplot	days by month	mean	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Observed events Days with PRCP>0.00"	1611	0.19"	-0.22	202	330	1.6*	map	table
Extreme events Days with PRCP>0.30"	305	0.63"	-0.42	17	62	3.6*	map	table

PRCP and CTI Help	days by month	mean	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Observed events Days with PRCP>0.00"	1611	0.19"	252	244	1.0	map	table
Extreme events Days with PRCP>0.30"	305	0.63"	66	44	1.5	map	table

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SNOW Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	6668 by year	0.16"		overall	NAM	PNA	CTI

SNOW and NAM Help scatterplot	days by month	mean	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Observed events Days with SNOW>0.0"	643	1.66"	-0.24	99	155	1.6*	map	table
Extreme events Days with SNOW>3.0"	89	5.13"	-0.38	14	28	2.0	map	table

SNOW and PNA Help scatterplot	days by month	mean	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Observed events Days with SNOW>0.0"	643	1.66"	-0.14	97	133	1.4*	map	table
Extreme events Days with SNOW>3.0"	89	5.13"	-0.08	10	12	1.2	map	table

SNOW and CTI Help	days by month	mean	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Observed events Days with SNOW>0.0"	643	1.66"	54	116	2.1*	map	table
Extreme events Days with SNOW>3.0"	89	5.13"	16	9	1.8	map	table

SNOW under 2 index extremes Help

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