SEA-TAC, WASHINGTON

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Elevation: 137 meters Latitude: 47 27N Longitude: 122 18W

WEATHER

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Number of Records: 224,582; Date Range: 1/1/95 - 3/22/16

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WEATHER ALMANAC - 25 JULY, 2014

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	17.6 ^°C	22.8 ^°C (3:53 pm)	12.8 ^°C (3:53 am)
Dewpoint	11 ^°C	12.2 ^°C (11:53 am)	10 ^°C (5:53 pm)
Humidity	67.2 ^%	89 ^% (3:53 am)	46 ^% (3:53 pm)
Barometer	1021.7 ^hPa	1023.4 hPa (1:53 am)	1019.6 hPa (7:53 pm)
Wind Speed	9.3 ^km/h	18.5 ^km/h (3:53 pm)
Wind Gust		25.9 ^km/h (1:53 pm)

Weather Element	Average
Visibility	16.1 ^km
Wind Direction	SSW (188.7 °)

Weather Element	Total
Precipitation	---
Heating Degree Days	0.6 (Base 18.3)
Growing Degree Days	7.8 (Base 10)

Averaged from 23 records on 25 July, 2014

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 25 JULY, 2014

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Conditions
1:53 AM	15 ^°C	10.6 ^°C	75 ^%	1023.4 hPa	16.1 ^km	ESE (110°)	5.6 ^km/h		Mostly Cloudy
2:53 AM	13.9 ^°C	11.1 ^°C	83 ^%	1023.4 hPa	16.1 ^km	SSE (160°)	7.4 ^km/h		Overcast
3:53 AM	12.8 ^°C	11.1 ^°C	89 ^%	1023 hPa	16.1 ^km	Calm			Mostly Cloudy
4:53 AM	12.8 ^°C	11.1 ^°C	89 ^%	1022.7 hPa	16.1 ^km	Calm			Mostly Cloudy
5:53 AM	12.8 ^°C	11.1 ^°C	89 ^%	1022.7 hPa	16.1 ^km	Calm			Mostly Cloudy
6:02 AM	13 ^°C	11 ^°C	88 ^%	1022 hPa	16.1 ^km	Calm			Mostly Cloudy
6:53 AM	12.8 ^°C	11.1 ^°C	89 ^%	1022.7 hPa	16.1 ^km	Calm			Scattered Clouds
7:53 AM	15 ^°C	11.7 ^°C	81 ^%	1022.4 hPa	16.1 ^km	Calm			Partly Cloudy
8:53 AM	17.2 ^°C	10.6 ^°C	65 ^%	1022.4 hPa	16.1 ^km	NNE (20°)	9.3 ^km/h		Scattered Clouds
9:53 AM	16 ^°C	12 ^°C	77 ^%	1021.3 hPa	16.1 ^km	West (280°)	13 ^km/h		Scattered Clouds
10:53 AM	17.8 ^°C	11.7 ^°C	67 ^%	1021.7 hPa	16.1 ^km	West (280°)	9.3 ^km/h		Scattered Clouds
11:53 AM	19.4 ^°C	12.2 ^°C	63 ^%	1021.7 hPa	16.1 ^km	WNW (290°)	14.8 ^km/h		Scattered Clouds
12:53 PM	19.4 ^°C	11.7 ^°C	61 ^%	1021.7 hPa	16.1 ^km	WNW (300°)	14.8 ^km/h		Mostly Cloudy
1:53 PM	21.1 ^°C	10.6 ^°C	51 ^%	1021.3 hPa	16.1 ^km	NW (310°)	11.1 ^km/h	25.9 ^km/h	Mostly Cloudy
2:53 PM	21.7 ^°C	10.6 ^°C	49 ^%	1021 hPa	16.1 ^km	NNW (330°)	14.8 ^km/h		Mostly Cloudy
3:53 PM	22.8 ^°C	10.6 ^°C	46 ^%	1021 hPa	16.1 ^km	NW (320°)	18.5 ^km/h		Scattered Clouds
4:53 PM	22.8 ^°C	10.6 ^°C	46 ^%	1020.3 hPa	16.1 ^km	WNW (290°)	14.8 ^km/h		Scattered Clouds
5:53 PM	22.2 ^°C	10 ^°C	46 ^%	1020 hPa	16.1 ^km	WNW (290°)	13 ^km/h		Partly Cloudy
6:53 PM	22.2 ^°C	10.6 ^°C	48 ^%	1020 hPa	16.1 ^km	West (280°)	9.3 ^km/h		Partly Cloudy
7:53 PM	21.1 ^°C	10.6 ^°C	51 ^%	1019.6 hPa	16.1 ^km	North (350°)	14.8 ^km/h		Partly Cloudy
8:53 PM	18.9 ^°C	10.6 ^°C	59 ^%	1020 hPa	16.1 ^km	North (360°)	11.1 ^km/h		Partly Cloudy
10:53 PM	16.7 ^°C	10.6 ^°C	67 ^%	1020.3 hPa	16.1 ^km	North (360°)	13 ^km/h		Clear
11:53 PM	16.7 ^°C	10.6 ^°C	67 ^%	1020.7 hPa	16.1 ^km	North (10°)	18.5 ^km/h		Clear

Hourly data recorded from KSEA, located 0 kilometers away from Sea-Tac, Washington