CHARLESTON INTL ARPT, SC - COOP Southeast station 381544

381544 - CHARLESTON INTL ARPT, South Carolina

Latitude
32° 54´N

Longitude
80° 2´W

Elevation
12 meters

10 nearest COOP Southeast stations

8 mi	NW :	LADSON OAKBROOK, SC
10 mi	SE :	CHARLESTON CITY, SC
10 mi	WNW :	SUMMERVILLE, SC
14 mi	SE :	SULLIVANS ISLAND, SC
16 mi	ESE :	ISLE OF PALMS, SC
20 mi	WNW :	GIVHANS FERRY 2 ESE, SC
21 mi	NW :	RIDGEVILLE, SC
22 mi	NNE :	BETHERA 4 SW, SC
24 mi	N :	MONCKS CORNER 4 N, SC
24 mi	N :	PINOPOLIS DAM, SC

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

	Total observations	%	NDJFM observations	%
TMAX	18259	100.0%	7561	100.0%
TMIN	18253	99.9%	7560	100.0%
PRCP	18259	100.0%	7562	100.0%
SNOW	17554	96.1%	7290	96.4%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7561 by year	64.0°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	567	0.31	100	42	2.4*	map	table
Extreme low events Days with TMAX<=47°F	563	-0.31	88	142	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>=79°F	567	-0.86	9	206	22.9*	map	table
Extreme low events Days with TMAX<=47°F	563	0.71	194	37	5.2*	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	567	61	124	2.0*	map	table
Extreme low events Days with TMAX<=47°F	563	89	76	1.2	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7560 by year	41.8°F	10.8°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<=26°F	521	-0.40	65	137	2.1*	map	table
Extreme high events Days with TMIN>=59°F	538	0.40	121	33	3.7*	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<=26°F	521	0.72	184	42	4.4*	map	table
Extreme high events Days with TMIN>=59°F	538	-0.62	33	157	4.8*	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<=26°F	521	74	63	1.2	map	table
Extreme high events Days with TMIN>=59°F	538	83	88	1.1	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	7562 by year	0.11"		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"	2200	0.37"	0.03	406	370	1.1	map	table
Extreme events Days with PRCP>0.61"	436	1.15"	-0.04	78	81	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"	2200	0.37"	0.05	393	324	1.2*	map	table
Extreme events Days with PRCP>0.61"	436	1.15"	0.18	91	57	1.6*	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"	2200	0.37"	369	299	1.2*	map	table
Extreme events Days with PRCP>0.61"	436	1.15"	95	46	2.1*	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	7290 by year	0.00"		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"	28	1.12"	-0.12	7	7	1.0	map	table
Extreme events Days with SNOW>1.6"	5	3.76"	0.78	3	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"	28	1.12"	1.47	19	1	19.0*	map	table
Extreme events Days with SNOW>1.6"	5	3.76"	1.53	3	0	Inf	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"	28	1.12"	4	3	1.3	map	table
Extreme events Days with SNOW>1.6"	5	3.76"	3	0	Inf	map	table

SNOW under 2 index extremes Help

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