WINNSBORO, SC - HCND station 389327

389327 - WINNSBORO, South Carolina

Latitude
34° 22´N

Longitude
81° 5´W

Elevation
560 feet

10 nearest HCND stations

22 mi	WSW :	LITTLE MOUNTAIN, SC
26 mi	ESE :	CAMDEN 3W, SC
27 mi	S :	COLUMBIA U OF SC, SC
31 mi	W :	NEWBERRY, SC
31 mi	NW :	SANTUCK, SC
31 mi	ENE :	KERSHAW, SC
39 mi	N :	WINTHROP COLLEGE, SC
47 mi	SW :	SALUDA, SC
52 mi	SE :	SUMTER, SC
53 mi	NE :	MONROE 4SE, NC

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

	Total observations	%	NDJFM observations	%
TMAX	17569	96.2%	7190	95.1%
TMIN	17471	95.7%	7136	94.4%
PRCP	16846	92.2%	6882	91.0%
SNOW	12032	65.9%	4817	63.7%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7190 by year	59.2°F	11.7°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>=76°F	533	0.28	102	53	1.9*	map	table
Extreme low events Days with TMAX<=41°F	524	-0.10	96	105	1.1	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>=76°F	533	-0.62	26	159	6.1*	map	table
Extreme low events Days with TMAX<=41°F	524	0.45	149	50	3.0*	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>=76°F	533	56	117	2.1*	map	table
Extreme low events Days with TMAX<=41°F	524	77	71	1.1	map	table

TMAX under 2 index extremes Help

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7136 by year	35.5°F	11.0°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<=20°F	543	-0.31	84	137	1.6*	map	table
Extreme high events Days with TMIN>=54°F	488	0.31	100	37	2.7*	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<=20°F	543	0.69	183	35	5.2*	map	table
Extreme high events Days with TMIN>=54°F	488	-0.56	35	135	3.9*	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<=20°F	543	81	78	1.0	map	table
Extreme high events Days with TMIN>=54°F	488	72	76	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	6882 by year	0.14"		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"	2186	0.43"	0.02	395	381	1.0	map	table
Extreme events Days with PRCP>0.70"	437	1.24"	0.02	76	73	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"	2186	0.43"	-0.02	375	386	1.0	map	table
Extreme events Days with PRCP>0.70"	437	1.24"	0.04	82	72	1.1	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"	2186	0.43"	372	329	1.1	map	table
Extreme events Days with PRCP>0.70"	437	1.24"	81	44	1.8*	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	4817 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"	31	2.31"	-0.02	6	6	1.0	map	table
Extreme events Days with SNOW>3.0"	6	6.77"	0.32	2	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"	31	2.31"	0.97	14	1	14.0*	map	table
Extreme events Days with SNOW>3.0"	6	6.77"	1.22	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"	31	2.31"	6	2	3.0	map	table
Extreme events Days with SNOW>3.0"	6	6.77"	2	0	Inf	map	table

SNOW under 2 index extremes Help

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