SAN JOSE, CA - COOP Southwest station 047821

047821 - SAN JOSE, California

Latitude
37° 20´N

Longitude
121° 53´W

Elevation
29 meters

10 nearest COOP Southwest stations

2 mi	WNW :	SANTA CLARA UNIVERSITY, CA
5 mi	SSW :	LOS GATOS, CA
7 mi	NNE :	CALAVERAS RESERVOIR, CA
7 mi	SSW :	ALMA, CA
7 mi	SSE :	ALMADEN, CA
8 mi	E :	MOUNT HAMILTON, CA
8 mi	SSE :	MORGAN HILL LORIGAN, CA
9 mi	SSW :	WRIGHTS, CA
11 mi	SE :	MORGAN HILL, CA
12 mi	SSE :	HIGHLAND, CA

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

	Total observations	%	NDJFM observations	%
TMAX	17839	97.7%	7341	97.1%
TMIN	17838	97.7%	7341	97.1%
PRCP	17871	97.9%	7339	97.0%
SNOW	17874	97.9%	7340	97.1%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7341 by year	61.7°F	6.6°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>=72°F	586	0.08	87	77	1.1	map	table
Extreme low events Days with TMAX<=52°F	497	0.09	101	76	1.3	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>=72°F	586	0.45	134	32	4.2*	map	table
Extreme low events Days with TMAX<=52°F	497	-0.93	37	214	5.8*	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>=72°F	586	64	91	1.4*	map	table
Extreme low events Days with TMAX<=52°F	497	78	111	1.4*	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	7341 by year	43.6°F	6.5°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<=34°F	592	0.08	125	95	1.3	map	table
Extreme high events Days with TMIN>=53°F	652	-0.13	65	110	1.7*	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<=34°F	592	-0.67	55	211	3.8*	map	table
Extreme high events Days with TMIN>=53°F	652	0.51	176	34	5.2*	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<=34°F	592	104	99	1.1	map	table
Extreme high events Days with TMIN>=53°F	652	100	99	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	7339 by year	0.08"		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"	2117	0.27"	-0.03	356	379	1.1	map	table
Extreme events Days with PRCP>0.45"	423	0.80"	-0.01	90	86	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"	2117	0.27"	-0.13	337	440	1.3*	map	table
Extreme events Days with PRCP>0.45"	423	0.80"	-0.18	69	99	1.4	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"	2117	0.27"	440	333	1.3*	map	table
Extreme events Days with PRCP>0.45"	423	0.80"	98	51	1.9*	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	7340 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"	2	0.30"	-0.26	0	0	NaN	map	table
Extreme events Days with SNOW>0.5"	0	NaN"	NaN	NaN	NaN	NaN	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"	2	0.30"	0.17	0	0	NaN	map	table
Extreme events Days with SNOW>0.5"	0	NaN"	NaN	NaN	NaN	NaN	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"	2	0.30"	1	1	1.0	map	table
Extreme events Days with SNOW>0.5"	0	NaN"	NaN	NaN	NaN	map	table

SNOW under 2 index extremes Help

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