SeaTac, WA Weather History | Weather Underground

Summary

Temperature (°F)	Actual	Historic Avg.	Record
High Temp	76	76	92
Low Temp	56	56	46
Day Average Temp	63.15	-	-

Precipitation (in)	Actual	Historic Avg.	Record
Precipitation	0	3.6	-

Dew Point (°F)	Actual	Historic Avg.	Record
Dew Point	52.35	-	-
High	54	-	-
Low	50	-	-
Average	52.35	-	-

Wind (mph)	Actual	Historic Avg.	Record
Max Wind Speed	12	-	-
Visibility	10	-	-

Sea Level Pressure (in)	Actual	Historic Avg.	Record
Sea Level Pressure	29.46	-	-

Astronomy	Day Length	Rise	Set
Actual Time	13h 24m	6:26 AM	7:50 PM
Civil Twilight		5:54 AM	8:22 PM
Nautical Twilight		5:16 AM	9:01 PM
Astronomical Twilight		4:34 AM	9:42 PM
Moon: Waning gibbous		8:57 PM	10:38 AM

Time	Temperature	Dew Point	Humidity	Wind	Wind Speed	Wind Gust	Pressure	Condition
12:53 AM	59 °F	51 °F	75 %	N	7 mph	-	29.54 in	Partly Cloudy
1:53 AM	59 °F	51 °F	75 %	N	8 mph	-	29.53 in	Mostly Cloudy
2:53 AM	57 °F	51 °F	81 %	N	9 mph	-	29.51 in	Partly Cloudy
3:53 AM	58 °F	53 °F	84 %	NNE	12 mph	-	29.5 in	Partly Cloudy
4:53 AM	56 °F	53 °F	90 %	N	7 mph	-	29.49 in	Partly Cloudy
5:53 AM	56 °F	53 °F	90 %	NNE	7 mph	-	29.48 in	Fair
6:11 AM	56 °F	53 °F	90 %	N	6 mph	-	29.48 in	Partly Cloudy
6:53 AM	56 °F	53 °F	90 %	NNE	7 mph	-	29.48 in	Partly Cloudy
7:53 AM	58 °F	54 °F	87 %	N	7 mph	-	29.48 in	Mostly Cloudy
8:01 AM	59 °F	54 °F	83 %	N	7 mph	-	29.48 in	Mostly Cloudy
8:40 AM	59 °F	54 °F	83 %	NNE	10 mph	-	29.48 in	Mostly Cloudy
8:53 AM	60 °F	53 °F	78 %	N	9 mph	-	29.47 in	Partly Cloudy
9:53 AM	62 °F	51 °F	67 %	N	10 mph	-	29.46 in	Partly Cloudy
10:53 AM	67 °F	52 °F	59 %	N	10 mph	-	29.45 in	Partly Cloudy
11:53 AM	70 °F	53 °F	55 %	NNE	10 mph	-	29.43 in	Mostly Cloudy
12:53 PM	71 °F	53 °F	53 %	NNW	9 mph	23 mph	29.41 in	Partly Cloudy
1:53 PM	73 °F	52 °F	48 %	N	8 mph	-	29.39 in	Partly Cloudy
2:53 PM	75 °F	51 °F	43 %	N	12 mph	-	29.37 in	Mostly Cloudy
3:53 PM	76 °F	50 °F	40 %	NNW	8 mph	-	29.36 in	Mostly Cloudy
4:53 PM	76 °F	52 °F	43 %	N	9 mph	-	29.34 in	Mostly Cloudy