ROCHESTER, MA - COOP Northeast station 196938

196938 - ROCHESTER, Massachusetts

Latitude
41° 47´N

Longitude
70° 55´W

Elevation
18 meters

10 nearest COOP Northeast stations

7 mi	N :	MIDDLEBORO, MA
10 mi	S :	NEW BEDFORD, MA
11 mi	WNW :	SEGREGANSET, MA
11 mi	NW :	TAUNTON, MA
12 mi	N :	STATE FARM, MA
12 mi	WSW :	FALL RIVER, MA
13 mi	E :	EAST WAREHAM, MA
13 mi	WSW :	SOMERSET, MA
17 mi	NNE :	PEMBROKE, MA
18 mi	NW :	NORTON, MA

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

	Total observations	%	NDJFM observations	%
TMAX	16765	91.8%	6958	92.0%
TMIN	16795	92.0%	6986	92.4%
PRCP	16794	92.0%	6980	92.3%
SNOW	14860	81.4%	5606	74.1%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6958 by year	43.1°F	11.0°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>=60°F	505	0.36	100	35	2.9*	map	table
Extreme low events Days with TMAX<=27°F	522	-0.10	105	121	1.2	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>=60°F	505	-0.17	43	75	1.7*	map	table
Extreme low events Days with TMAX<=27°F	522	0.34	129	67	1.9*	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>=60°F	505	101	62	1.6*	map	table
Extreme low events Days with TMAX<=27°F	522	65	60	1.1	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6986 by year	24.0°F	11.6°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<=5°F	471	-0.07	89	89	1.0	map	table
Extreme high events Days with TMIN>=40°F	529	0.19	70	35	2.0*	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<=5°F	471	0.34	135	74	1.8*	map	table
Extreme high events Days with TMIN>=40°F	529	-0.04	61	77	1.3	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<=5°F	471	58	63	1.1	map	table
Extreme high events Days with TMIN>=40°F	529	102	60	1.7*	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	6980 by year	0.15"		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"	2608	0.39"	-0.05	386	444	1.2*	map	table
Extreme events Days with PRCP>0.64"	514	1.22"	-0.09	69	85	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"	2608	0.39"	0.05	471	428	1.1	map	table
Extreme events Days with PRCP>0.64"	514	1.22"	0.27	123	65	1.9*	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"	2608	0.39"	439	355	1.2*	map	table
Extreme events Days with PRCP>0.64"	514	1.22"	97	72	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	5606 by year	0.21"		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"	504	2.32"	-0.26	81	119	1.5*	map	table
Extreme events Days with SNOW>3.5"	99	6.34"	-0.35	9	21	2.3*	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"	504	2.32"	0.23	117	79	1.5*	map	table
Extreme events Days with SNOW>3.5"	99	6.34"	0.51	32	13	2.5*	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"	504	2.32"	62	66	1.1	map	table
Extreme events Days with SNOW>3.5"	99	6.34"	12	13	1.1	map	table

SNOW under 2 index extremes Help

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