JOHNSTOWN, PA - HCND station 364385

364385 - JOHNSTOWN, Pennsylvania

Latitude
40° 20´N

Longitude
78° 55´W

Elevation
1214 feet

10 nearest HCND stations

51 mi	SW :	UNIONTOWN 1NE, PA
64 mi	ENE :	STATE COLLEGE, PA
69 mi	SSW :	OAKLAND 1SE, MD
73 mi	ESE :	CHAMBERSBURG 1ESE, PA
75 mi	N :	RIDGWAY, PA
81 mi	SE :	MARTINSBURG FAA AIRPORT, WV
86 mi	NNW :	FRANKLIN, PA
89 mi	WNW :	NEW CASTLE 1N, PA
90 mi	W :	WELLSBURG WATER TRMT PLANT, WV
94 mi	SSW :	PARSONS 1NE, WV

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

	Total observations	%	NDJFM observations	%
TMAX	16270	89.1%	6705	88.7%
TMIN	16342	89.5%	6711	88.7%
PRCP	13559	74.2%	5559	73.5%
SNOW	11687	64.0%	4473	59.1%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6705 by year	44.0°F	13.3°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>=66°F	449	0.29	87	31	2.8*	map	table
Extreme low events Days with TMAX<=25°F	493	-0.48	58	137	2.4*	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>=66°F	449	-0.43	25	99	4.0*	map	table
Extreme low events Days with TMAX<=25°F	493	0.57	150	47	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>=66°F	449	65	93	1.4	map	table
Extreme low events Days with TMAX<=25°F	493	59	63	1.1	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6711 by year	25.7°F	11.4°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	448	-0.34	69	119	1.7*	map	table
Extreme high events Days with TMIN>=42°F	454	0.23	78	42	1.9*	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	448	0.51	137	43	3.2*	map	table
Extreme high events Days with TMIN>=42°F	454	-0.40	28	99	3.5*	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	448	51	47	1.1	map	table
Extreme high events Days with TMIN>=42°F	454	78	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	5559 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"	3356	0.24"	-0.10	480	604	1.3*	map	table
Extreme events Days with PRCP>0.38"	658	0.74"	-0.09	92	114	1.2	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"	3356	0.24"	0.02	579	567	1.0	map	table
Extreme events Days with PRCP>0.38"	658	0.74"	-0.10	107	123	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"	3356	0.24"	501	572	1.1*	map	table
Extreme events Days with PRCP>0.38"	658	0.74"	94	121	1.3	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	4473 by year	0.41"		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"	1119	1.66"	-0.39	118	275	2.3*	map	table
Extreme events Days with SNOW>2.5"	210	4.67"	-0.33	26	47	1.8*	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"	1119	1.66"	0.40	285	120	2.4*	map	table
Extreme events Days with SNOW>2.5"	210	4.67"	0.53	61	17	3.6*	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"	1119	1.66"	125	190	1.5*	map	table
Extreme events Days with SNOW>2.5"	210	4.67"	23	32	1.4	map	table

SNOW under 2 index extremes Help

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