Portland, Oregon Weather Forecast

Local

Portland, OR, US

45.52345, -122.67621

Normals for December

	Temp ( °F °C )			Precip ( " mm )		Degree Days
	Min	Max	Avg	MTD	YTD	Heating	Cooling
1	39 4	48 9	44 6	0.26 undefined	36.98 undefined	21.5	0
2	39 4	48 9	43 6	0.52 undefined	37.24 undefined	21.7	0
3	39 4	48 9	43 6	0.78 undefined	37.5 undefined	21.9	0
4	39 4	47 9	43 6	1.02 undefined	37.74 undefined	22.1	0
5	38 4	47 8	43 6	1.27 undefined	37.99 undefined	22.2	0
6	38 3	47 8	43 6	1.52 undefined	38.24 undefined	22.4	0
7	38 3	47 8	42 6	1.76 undefined	38.48 undefined	22.6	0
8	38 3	47 8	42 6	2 undefined	38.72 undefined	22.8	0
9	38 3	46 8	42 6	2.24 undefined	38.96 undefined	22.9	0
10	38 3	46 8	42 6	2.47 undefined	39.19 undefined	23.1	0
11	38 3	46 8	42 5	2.71 undefined	39.43 undefined	23.2	0
12	37 3	46 8	42 5	2.94 undefined	39.66 undefined	23.3	0
13	37 3	46 8	42 5	3.18 undefined	39.9 undefined	23.4	0
14	37 3	46 8	41 5	3.43 undefined	40.15 undefined	23.6	0
15	37 3	46 8	41 5	3.67 undefined	40.39 undefined	23.7	0
16	37 3	45 7	41 5	3.91 undefined	40.63 undefined	23.8	0
17	37 3	45 7	41 5	4.16 undefined	40.88 undefined	23.8	0
18	37 3	45 7	41 5	4.4 undefined	41.12 undefined	23.9	0
19	37 3	45 7	41 5	4.65 undefined	41.37 undefined	24	0
20	37 3	45 7	41 5	4.89 undefined	41.61 undefined	24	0
21	37 3	45 7	41 5	5.14 undefined	41.86 undefined	24.1	0
22	37 3	45 7	41 5	5.37 undefined	42.09 undefined	24.1	0
23	37 3	45 7	41 5	5.6 undefined	42.32 undefined	24.1	0
24	37 3	45 7	41 5	5.84 undefined	42.56 undefined	24.2	0
25	37 3	45 7	41 5	6.06 undefined	42.78 undefined	24.2	0
26	37 3	45 7	41 5	6.27 undefined	42.99 undefined	24.2	0
27	37 3	45 7	41 5	6.49 undefined	43.21 undefined	24.2	0
28	37 3	45 7	41 5	6.7 undefined	43.42 undefined	24.1	0
29	37 3	45 7	41 5	6.92 undefined	43.64 undefined	24.1	0
30	37 3	45 7	41 5	7.14 undefined	43.86 undefined	24.1	0
31	37 3	45 7	41 5	7.35 undefined	44.07 undefined	24.1	0