TROY, AL - HCND station 018323

018323 - TROY, Alabama

Latitude
31° 47´N

Longitude
85° 57´W

Elevation
498 feet

10 nearest HCND stations

20 mi	NE :	UNION SPRINGS 9S, AL
24 mi	WNW :	HIGHLAND HOME, AL
73 mi	S :	DE FUNIAK SPRINGS, FL
75 mi	NW :	SELMA, AL
82 mi	SW :	BREWTON 3SSE, AL
87 mi	NNE :	WEST POINT, GA
103 mi	NE :	TALBOTTON, GA
105 mi	W :	THOMASVILLE, AL
108 mi	E :	ALBANY 3SE, GA
114 mi	N :	TALLADEGA, AL

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

	Total observations	%	NDJFM observations	%
TMAX	17620	96.5%	7362	97.3%
TMIN	17650	96.6%	7393	97.8%
PRCP	17592	96.3%	7319	96.8%
SNOW	12320	67.5%	5105	67.5%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7362 by year	63.8°F	10.7°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>=79°F	512	0.23	100	53	1.9*	map	table
Extreme low events Days with TMAX<=47°F	547	-0.27	86	126	1.5*	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>=79°F	512	-0.82	15	184	12.3*	map	table
Extreme low events Days with TMAX<=47°F	547	0.84	196	26	7.5*	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>=79°F	512	58	106	1.8*	map	table
Extreme low events Days with TMAX<=47°F	547	93	71	1.3	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7393 by year	41.6°F	11.1°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<=25°F	513	-0.29	75	124	1.7*	map	table
Extreme high events Days with TMIN>=59°F	498	0.17	82	51	1.6*	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<=25°F	513	0.80	186	29	6.4*	map	table
Extreme high events Days with TMIN>=59°F	498	-0.94	12	189	15.8*	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<=25°F	513	75	67	1.1	map	table
Extreme high events Days with TMIN>=59°F	498	52	113	2.2*	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	7319 by year	0.16"		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"	2031	0.58"	0.00	337	356	1.1	map	table
Extreme events Days with PRCP>0.96"	398	1.68"	0.00	66	67	1.0	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"	2031	0.58"	-0.06	325	347	1.1	map	table
Extreme events Days with PRCP>0.96"	398	1.68"	-0.01	49	48	1.0	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"	2031	0.58"	341	287	1.2*	map	table
Extreme events Days with PRCP>0.96"	398	1.68"	73	47	1.6*	map	table

PRCP under 2 index extremes Help

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SNOW Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	5105 by year	0.01"		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"	10	2.72"	-0.13	1	2	2.0	map	table
Extreme events Days with SNOW>4.0"	1	11.00"	1.39	1	0	Inf	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"	10	2.72"	1.80	8	0	Inf	map	table
Extreme events Days with SNOW>4.0"	1	11.00"	0.80	0	0	NaN	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"	10	2.72"	2	1	2.0	map	table
Extreme events Days with SNOW>4.0"	1	11.00"	1	0	Inf	map	table

SNOW under 2 index extremes Help

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