Seatac, Washington Weather Forecast

Local

Seatac, WA, US

47.44846, -122.29217

Normals for January

	Temp ( °F °C )			Precip ( " mm )		Degree Days
	Min	Max	Avg	MTD	YTD	Heating	Cooling
1	37 3	47 8	42 6	0.19 undefined	0.19 undefined	23.1	0
2	37 3	47 8	42 6	0.39 undefined	0.39 undefined	23	0
3	37 3	47 8	42 6	0.58 undefined	0.58 undefined	23	0
4	37 3	47 8	42 6	0.77 undefined	0.77 undefined	22.9	0
5	37 3	47 8	42 6	0.96 undefined	0.96 undefined	22.8	0
6	37 3	47 8	42 6	1.15 undefined	1.15 undefined	22.7	0
7	38 3	47 8	42 6	1.34 undefined	1.34 undefined	22.7	0
8	38 3	47 9	42 6	1.53 undefined	1.53 undefined	22.6	0
9	38 3	47 9	43 6	1.73 undefined	1.73 undefined	22.5	0
10	38 3	48 9	43 6	1.92 undefined	1.92 undefined	22.4	0
11	38 3	48 9	43 6	2.11 undefined	2.11 undefined	22.4	0
12	38 3	48 9	43 6	2.3 undefined	2.3 undefined	22.3	0
13	38 3	48 9	43 6	2.49 undefined	2.49 undefined	22.2	0
14	38 3	48 9	43 6	2.68 undefined	2.68 undefined	22.2	0
15	38 3	48 9	43 6	2.87 undefined	2.87 undefined	22.1	0
16	38 3	48 9	43 6	3.06 undefined	3.06 undefined	22	0
17	38 3	48 9	43 6	3.26 undefined	3.26 undefined	22	0
18	38 3	48 9	43 6	3.45 undefined	3.45 undefined	21.9	0
19	38 3	48 9	43 6	3.64 undefined	3.64 undefined	21.9	0
20	38 3	48 9	43 6	3.83 undefined	3.83 undefined	21.8	0
21	38 3	49 9	43 6	4.02 undefined	4.02 undefined	21.8	0
22	38 3	49 9	43 6	4.2 undefined	4.2 undefined	21.8	0
23	38 3	49 9	43 6	4.38 undefined	4.38 undefined	21.7	0
24	38 3	49 9	43 6	4.56 undefined	4.56 undefined	21.7	0
25	38 3	49 9	43 6	4.74 undefined	4.74 undefined	21.7	0
26	38 3	49 9	43 6	4.92 undefined	4.92 undefined	21.6	0
27	38 3	49 9	43 6	5.09 undefined	5.09 undefined	21.6	0
28	38 3	49 9	43 6	5.26 undefined	5.26 undefined	21.6	0
29	38 3	49 9	43 6	5.44 undefined	5.44 undefined	21.6	0
30	38 3	49 10	43 6	5.61 undefined	5.61 undefined	21.6	0
31	38 3	49 10	44 6	5.78 undefined	5.78 undefined	21.5	0