HILLSBORO, OR - COOP Northwest station 353908

353908 - HILLSBORO, Oregon

Latitude
45° 31´N

Longitude
122° 59´W

Elevation
49 meters

10 nearest COOP Northwest stations

6 mi	ESE :	BEAVERTON 2 SSW, OR
8 mi	NE :	SAUVIES ISLAND, OR
9 mi	E :	PORTLAND KGW TV, OR
9 mi	SSE :	REX 1 S, OR
9 mi	E :	PORTLAND, OR
9 mi	E :	PORTLAND WSO CITY, OR
10 mi	ENE :	VANCOUVER INTERSTATE BR, WA
11 mi	ENE :	PORTLAND INTL ARPT, OR
12 mi	SE :	N WILLAMETTE EXP STN, OR
12 mi	NE :	VANCOUVER 4 NNE, WA

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

	Total observations	%	NDJFM observations	%
TMAX	18035	98.8%	7452	98.5%
TMIN	18024	98.7%	7446	98.5%
PRCP	18044	98.8%	7445	98.4%
SNOW	17928	98.2%	7326	96.9%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7452 by year	49.9°F	8.1°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>=61°F	590	0.11	98	68	1.4*	map	table
Extreme low events Days with TMAX<=38°F	596	-0.10	117	147	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>=61°F	590	0.79	201	17	11.8*	map	table
Extreme low events Days with TMAX<=38°F	596	-0.89	21	240	11.4*	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>=61°F	590	108	56	1.9*	map	table
Extreme low events Days with TMAX<=38°F	596	66	115	1.7*	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	7446 by year	35.2°F	7.4°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<=25°F	600	-0.02	116	119	1.0	map	table
Extreme high events Days with TMIN>=46°F	541	-0.01	66	71	1.1	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<=25°F	600	-0.63	63	217	3.4*	map	table
Extreme high events Days with TMIN>=46°F	541	0.62	159	24	6.6*	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<=25°F	600	59	106	1.8*	map	table
Extreme high events Days with TMIN>=46°F	541	89	84	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	7445 by year	0.18"		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"	4548	0.29"	0.02	766	729	1.1	map	table
Extreme events Days with PRCP>0.48"	891	0.84"	-0.02	140	133	1.1	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"	4548	0.29"	-0.11	648	837	1.3*	map	table
Extreme events Days with PRCP>0.48"	891	0.84"	-0.05	130	149	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"	4548	0.29"	750	825	1.1*	map	table
Extreme events Days with PRCP>0.48"	891	0.84"	153	165	1.1	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	7326 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"	161	1.79"	-0.06	32	34	1.1	map	table
Extreme events Days with SNOW>2.5"	32	4.29"	-0.13	5	7	1.4	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"	161	1.79"	-1.57	1	107	107.0*	map	table
Extreme events Days with SNOW>2.5"	32	4.29"	-1.59	0	19	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"	161	1.79"	18	46	2.6*	map	table
Extreme events Days with SNOW>2.5"	32	4.29"	7	11	1.6	map	table

SNOW under 2 index extremes Help

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