Help shape the future of Weather Underground. Join our Discord! You are currently viewing the new Weather Underground website. To go back to the old site, .

Home

My Profile

Favorites

Elev 436 ft, 47.460 °N 122.295 °W

SeaTac, WA

Riverton Heights Station53°

Summary

Temperature (°F)	Max	Average	Min
Max Temperature	84	72	64
Avg Temperature	67.12	61.05	55.68
Min Temperature	57	53.63	48

Precipitation (in)	Max	Average	Min	Sum
Precipitation	0.76	0.14	0	1.11

Dew Point (°F)	Max	Average	Min
Dew Point	51.59	47.48	42.13

Wind (mph)	Max	Average	Min
Wind	18	12.75	8
Gust Wind	26	22.14	18

Sea Level Pressure (in)	Max	Average	Min
Sea Level Pressure	29.64	29.56	29.48

Daily Observations

Date	Temp High/Low	Dew Pt High/Low	Humidity	Wind	Max Wind	Wind Gust	Pressure	Precip.	Condition
9/15/2023	84 °F / 55 °F	56 °F / 42 °F	57 %		10 mph	-	29.51 in	0 in
9/16/2023	77 °F / 55 °F	52 °F / 47 °F	59 %		10 mph	-	29.49 in	0 in
9/17/2023	69 °F / 55 °F	51 °F / 46 °F	63 %		16 mph	-	29.55 in	0 in
9/18/2023	66 °F / 54 °F	55 °F / 40 °F	67 %		17 mph	-	29.59 in	0.35 in
9/19/2023	66 °F / 53 °F	50 °F / 41 °F	60 %		18 mph	-	29.59 in	0 in
9/20/2023	64 °F / 52 °F	50 °F / 43 °F	78 %		16 mph	-	29.59 in	0.76 in
9/21/2023	68 °F / 48 °F	48 °F / 43 °F	69 %		14 mph	-	29.62 in	0 in