Three-Month Temperature Outlook
Issued: April 2018

PORTLAND INTL AP, OR
MULTNOMAH County, Coop ID: 356751 Elevation: 19 ft. Latitude: 45° 35' N Longitude: 122° 36' W

	MJJ	JJA	JAS	ASO	SON	OND	NDJ	DJF	JFM	FMA	MAM	AMJ	MJJ
**R	0.9	0.9	0.9	0.9	0.9	0.9	0.9	0.9	0.9	0.9	0.9	1.0	0.9
99%	67.6	71.0	71.1	65.7	59.2	51.5	46.8	46.0	48.9	51.6	56.8	61.9	67.3
98%	67.2	70.7	70.8	65.5	58.8	51.0	46.3	45.5	48.4	51.2	56.4	61.5	66.9
97%	66.9	70.4	70.6	65.3	58.5	50.7	46.0	45.2	48.1	50.9	56.1	61.2	66.6
96%	66.7	70.3	70.4	65.2	58.3	50.5	45.8	45.0	47.9	50.8	55.9	61.0	66.4
95%	66.6	70.1	70.3	65.0	58.2	50.3	45.6	44.8	47.7	50.6	55.7	60.8	66.3
90%	66.0	69.7	69.8	64.7	57.6	49.7	45.0	44.2	47.0	50.1	55.2	60.3	65.7
80%	65.4	69.1	69.3	64.2	57.0	48.9	44.2	43.4	46.2	49.5	54.4	59.5	65.1
70%	64.9	68.7	68.9	63.9	56.5	48.4	43.7	42.9	45.6	49.0	53.9	59.0	64.6
60%	64.5	68.3	68.6	63.7	56.1	47.9	43.2	42.4	45.2	48.7	53.5	58.6	64.2
50%	64.1	68.0	68.3	63.4	55.7	47.5	42.8	42.0	44.7	48.3	53.1	58.2	63.8
40%	63.7	67.7	68.0	63.1	55.3	47.1	42.4	41.6	44.2	47.9	52.7	57.8	63.4
30%	63.3	67.3	67.7	62.9	54.9	46.6	41.9	41.1	43.8	47.6	52.3	57.4	63.0
20%	62.8	66.9	67.3	62.6	54.4	46.1	41.4	40.6	43.2	47.1	51.8	56.9	62.5
10%	62.2	66.3	66.8	62.1	53.8	45.3	40.6	39.8	42.4	46.5	51.0	56.1	61.9
5%	61.6	65.9	66.3	61.8	53.2	44.7	40.0	39.2	41.7	46.0	50.5	55.6	61.3
4%	61.5	65.7	66.2	61.6	53.1	44.5	39.8	39.0	41.5	45.8	50.3	55.4	61.2
3%	61.3	65.6	66.0	61.5	52.9	44.3	39.6	38.8	41.3	45.7	50.1	55.2	61.0
2%	61.0	65.3	65.8	61.3	52.6	44.0	39.3	38.5	41.0	45.4	49.8	54.9	60.7
1%	60.6	65.0	65.5	61.1	52.2	43.5	38.8	38.0	40.5	45.0	49.4	54.5	60.3
*Mean	64.1	68.0	68.3	63.4	55.7	47.5	42.8	42.0	44.7	48.3	53.1	58.2	63.8
StDev	1.5	1.3	1.2	1.0	1.5	1.7	1.7	1.7	1.8	1.4	1.6	1.6	1.5