SeaTac, WA Weather History | Weather Underground

Summary

Temperature (°F)
Temperature (°F)	Max	Average	Min
Max Temperature	78	57.26	41
Avg Temperature	62.54	49.86	41.69
Min Temperature	56	44.29	36

Dew Point (°F)
Dew Point (°F)	Max	Average	Min
Dew Point	53	42.74	28

Precipitation (in)
Precipitation (in)	Max	Average	Min	Sum
Precipitation	0.00	0.00	0.00	0.00
Snowdepth	0.00	0.00	0.00	0.00

Wind (mph)
Wind (mph)	Max	Average	Min
Wind	23	6.16	0
Gust Wind	32	1.54	0

Sea Level Pressure (in)
Sea Level Pressure (in)	Max	Average	Min
Sea Level Pressure	29.91	29.57	29.16

Daily Observations

Date	Temperature (°F)			Dew Point (°F)			Humidity (%)			Wind Speed (mph)			Pressure (in)			Precipitation (in)
Date	Max	Avg	Min	Max	Avg	Min	Max	Avg	Min	Max	Avg	Min	Max	Avg	Min	Precipitation (in)
4/30/2005	69	53.0	56	49	47.9	47	100	84.3	60	9	5.3	0	29.7	29.7	29.7	0.00
4/29/2005	54	51.9	50	52	50.3	48	100	94.6	86	8	5.6	0	29.7	29.6	29.5	0.00
4/28/2005	65	55.3	52	46	44.0	43	75	65.7	59	6	2.0	0	29.5	29.5	29.5	0.00
4/27/2005	70	56.6	50	52	48.6	34	100	79.9	29	13	5.7	0	29.5	29.4	29.3	0.00
4/26/2005	65	58.6	54	53	51.9	51	90	78.8	65	8	4.1	0	29.7	29.6	29.5	0.00
4/25/2005	63	55.9	52	53	51.6	50	100	86.0	72	12	6.0	0	29.7	29.6	29.6	0.00
4/24/2005	65	57.1	51	52	49.5	46	100	77.5	56	12	4.7	0	29.6	29.5	29.5	0.00
4/23/2005	64	55.7	52	52	49.5	45	100	80.9	60	15	8.2	0	29.5	29.4	29.3	0.00
4/22/2005	78	62.5	51	50	47.0	38	89	60.7	24	14	9.0	0	29.8	29.6	29.4	0.00
4/21/2005	61	52.3	47	48	46.2	45	93	80.4	62	8	4.5	0	29.8	29.8	29.7	0.00
4/20/2005	64	53.3	41	46	43.5	39	93	71.0	52	9	4.0	0	29.7	29.6	29.6	0.00
4/19/2005	62	51.7	40	44	40.2	37	93	66.8	41	17	7.9	0	29.9	29.8	29.7	0.00
4/18/2005	57	47.4	43	42	39.3	34	89	75.1	47	10	5.9	0	29.9	29.8	29.7	0.00
4/17/2005	54	46.2	40	45	40.2	37	93	80.0	63	17	10.2	5	29.7	29.6	29.5	0.00
4/16/2005	55	49.8	43	52	44.6	34	100	83.7	47	18	11.2	5	29.6	29.4	29.3	0.00
4/15/2005	54	45.7	48	47	41.5	34	96	85.6	71	10	6.8	3	29.8	29.7	29.4	0.00
4/14/2005	51	44.3	38	40	36.7	34	93	76.2	54	18	9.8	3	29.9	29.9	29.7	0.00
4/13/2005	52	44.1	37	39	35.8	33	89	71.2	50	13	6.3	0	29.8	29.6	29.6	0.00
4/12/2005	49	41.7	36	40	35.8	33	97	80.8	66	23	9.3	0	29.6	29.5	29.4	0.00
4/11/2005	50	43.2	37	46	39.2	36	97	86.3	64	20	10.9	0	29.6	29.5	29.4	0.00
4/10/2005	52	46.0	38	46	38.7	35	100	77.1	59	7	0.9	0	29.8	29.7	29.4	0.00
4/9/2005	55	47.6	40	39	36.9	34	89	67.6	49	12	3.2	0	29.8	29.7	29.5	0.00
4/8/2005	55	46.4	37	37	33.7	28	93	63.8	38	15	5.8	0	29.5	29.3	29.3	0.00
4/7/2005	54	48.8	40	49	44.2	38	100	85.0	61	17	7.6	0	29.4	29.3	29.2	0.00
4/6/2005	62	54.1	45	47	44.3	38	96	71.4	44	3	0.3	0	29.6	29.5	29.3	0.00
4/5/2005	58	48.3	42	48	39.1	33	97	71.7	44	10	4.0	0	29.8	29.7	29.7	0.00
4/4/2005	52	43.9	40	39	36.8	31	93	77.5	46	13	3.8	0	29.8	29.6	29.4	0.00
4/3/2005	50	45.7	43	46	42.2	38	100	87.4	68	10	3.5	0	29.4	29.2	29.2	0.00
4/2/2005	46	45.5	45	45	39.8	37	96	81.7	57	7	2.8	0	29.7	29.5	29.3	0.00
4/1/2005	41	46.0	38	45	40.3	34	93	81.5	50	23	13.9	5	29.7	29.6	29.5	0.00
3/31/2005	48	47.0	47	46	46.0	46	97	97.0	97	8	8.0	8	29.6	29.6	29.6	0.00

Charts

Temperature

Precipitation

Wind