DURHAM, NC - COOP Mid-Atlantic station 312515

312515 - DURHAM, North Carolina

Latitude
36° 3´N

Longitude
78° 58´W

Elevation
122 meters

COOP Mid-Atlantic

10 nearest COOP Mid-Atlantic stations

9 mi	NNE :	MANGUMS STORE 4 WSW, NC
10 mi	SSW :	CHAPEL HILL 2 E, NC
10 mi	NE :	LAKE MICHIE, NC
11 mi	SW :	CHAPEL HILL 2 W, NC
12 mi	ENE :	BUTNER FILTER PLANT, NC
12 mi	NNE :	ROUGEMONT, NC
16 mi	SE :	RALEIGH RALEIGH-DURHAM ARPT, NC
19 mi	NNE :	ROXBORO 7 ESE, NC
22 mi	SSE :	APEX, NC
22 mi	W :	GRAHAM 2 ENE, NC

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

	Total observations	%	NDJFM observations	%
TMAX	15650	85.7%	6379	84.3%
TMIN	16266	89.1%	6645	87.9%
PRCP	18140	99.3%	7484	99.0%
SNOW	17972	98.4%	7303	96.6%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6379 by year	56.8°F	11.8°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>=74°F	496	0.27	76	36	2.1*	map	table
Extreme low events Days with TMAX<=39°F	496	-0.26	67	113	1.7*	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>=74°F	496	-0.60	23	138	6.0*	map	table
Extreme low events Days with TMAX<=39°F	496	0.50	155	48	3.2*	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>=74°F	496	71	91	1.3	map	table
Extreme low events Days with TMAX<=39°F	496	61	63	1.0	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6645 by year	32.3°F	10.6°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<=17°F	453	-0.20	76	103	1.4	map	table
Extreme high events Days with TMIN>=49°F	504	0.25	88	40	2.2*	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<=17°F	453	0.59	152	46	3.3*	map	table
Extreme high events Days with TMIN>=49°F	504	-0.55	30	139	4.6*	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<=17°F	453	55	75	1.4	map	table
Extreme high events Days with TMIN>=49°F	504	85	89	1.0	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	7484 by year	0.12"		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"	2392	0.39"	0.05	437	380	1.1*	map	table
Extreme events Days with PRCP>0.65"	475	1.14"	-0.01	84	82	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"	2392	0.39"	-0.03	420	433	1.0	map	table
Extreme events Days with PRCP>0.65"	475	1.14"	0.22	98	63	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"	2392	0.39"	379	377	1.0	map	table
Extreme events Days with PRCP>0.65"	475	1.14"	84	49	1.7*	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	7303 by year	0.04"		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"	97	2.75"	-0.43	14	25	1.8	map	table
Extreme events Days with SNOW>4.0"	17	7.08"	-0.17	3	3	1.0	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"	97	2.75"	0.67	31	5	6.2*	map	table
Extreme events Days with SNOW>4.0"	17	7.08"	0.40	4	2	2.0	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"	97	2.75"	15	13	1.2	map	table
Extreme events Days with SNOW>4.0"	17	7.08"	1	3	3.0	map	table

SNOW under 2 index extremes Help

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