MERCER ISLAND, WASHINGTON

Home > North America > United States > Washington
Elevation: 69 meters Latitude: 47 32N Longitude: 122 18W

WEATHER

Monthly - Summary

Hourly Data

SELECT A DAY

Number of Records: 203,288; Date Range: 1/1/95 - 3/21/16

PRINT THIS DATA

[ ← Previous Day ]
WEATHER ALMANAC - 28 AUGUST, 2015

[ Next Day → ]

[ °F ] °C

Weather Element	Average	High	Low
Temperature	21.6 ^°C	24.4 ^°C (3:53 pm)	17.8 ^°C (5:53 am)
Dewpoint	12 ^°C	14.4 ^°C (11:53 pm)	5.6 ^°C (12:53 am)
Humidity	55.8 ^%	78 ^% (6:53 am)	32 ^% (12:53 am)
Barometer	1012.5 ^hPa	1016.3 hPa (5:53 am)	1005.1 hPa (11:53 pm)
Wind Speed	7.1 ^km/h	20.4 ^km/h (4:53 am)
Wind Gust		29.6 ^km/h (4:53 am)

Weather Element	Average
Visibility	16.1 ^km
Wind Direction	SE (137.9 °)

Weather Element	Total
Precipitation	0.25 ^mm
Cooling Degree Days	2.8 (Base 18.3)
Growing Degree Days	11.1 (Base 10)

Averaged from 24 records on 28 August, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 28 AUGUST, 2015

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Precipitation	Events	Conditions
12:53 AM	23.3 ^°C	5.6 ^°C	32 ^%	1014.6 hPa	16.1 ^km	SE (140°)	14.8 ^km/h				Clear
1:53 AM	22.8 ^°C	6.7 ^°C	35 ^%	1014.9 hPa	16.1 ^km	South (190°)	13 ^km/h				Clear
2:53 AM	21.1 ^°C	8.3 ^°C	44 ^%	1014.9 hPa	16.1 ^km	WSW (250°)	5.6 ^km/h				Mostly Cloudy
3:53 AM	20 ^°C	10.6 ^°C	55 ^%	1014.9 hPa	16.1 ^km	SSW (200°)	11.1 ^km/h				Mostly Cloudy
4:53 AM	18.3 ^°C	12.2 ^°C	68 ^%	1015.9 hPa	16.1 ^km	SW (220°)	20.4 ^km/h	29.6 ^km/h			Overcast
5:53 AM	17.8 ^°C	13.3 ^°C	75 ^%	1016.3 hPa	16.1 ^km	South (170°)	18.5 ^km/h		0 mm	Rain	Light Rain
6:53 AM	17.8 ^°C	13.9 ^°C	78 ^%	1015.6 hPa	16.1 ^km	SE (130°)	14.8 ^km/h		0.25 mm		Overcast
7:53 AM	18.3 ^°C	13.3 ^°C	73 ^%	1015.6 hPa	16.1 ^km	SSE (160°)	5.6 ^km/h				Mostly Cloudy
8:53 AM	19.4 ^°C	12.2 ^°C	63 ^%	1015.2 hPa	16.1 ^km	SE (140°)	7.4 ^km/h				Mostly Cloudy
9:53 AM	21.1 ^°C	11.7 ^°C	55 ^%	1014.6 hPa	16.1 ^km	SE (130°)	11.1 ^km/h				Mostly Cloudy
10:53 AM	22.8 ^°C	12.2 ^°C	51 ^%	1014.6 hPa	16.1 ^km	Calm					Mostly Cloudy
11:53 AM	22.2 ^°C	12.2 ^°C	53 ^%	1014.6 hPa	16.1 ^km	SSW (200°)	9.3 ^km/h				Mostly Cloudy
12:53 PM	22.8 ^°C	12.8 ^°C	53 ^%	1013.9 hPa	16.1 ^km	SSW (200°)	7.4 ^km/h				Mostly Cloudy
1:53 PM	23.9 ^°C	12.8 ^°C	50 ^%	1013.9 hPa	16.1 ^km	Calm					Mostly Cloudy
2:53 PM	23.9 ^°C	12.8 ^°C	50 ^%	1012.9 hPa	16.1 ^km	Variable	5.6 ^km/h				Mostly Cloudy
3:53 PM	24.4 ^°C	12.8 ^°C	48 ^%	1012.2 hPa	16.1 ^km	Calm					Mostly Cloudy
4:53 PM	23.9 ^°C	11.7 ^°C	46 ^%	1011.2 hPa	16.1 ^km	Calm					Overcast
5:53 PM	23.9 ^°C	12.8 ^°C	50 ^%	1010.5 hPa	16.1 ^km	WSW (240°)	5.6 ^km/h		0 mm		Overcast
6:53 PM	23.9 ^°C	13.3 ^°C	51 ^%	1009.5 hPa	16.1 ^km	Calm					Overcast
7:53 PM	23.3 ^°C	13.3 ^°C	53 ^%	1009.1 hPa	16.1 ^km	Calm					Overcast
8:53 PM	21.7 ^°C	13.3 ^°C	59 ^%	1008.5 hPa	16.1 ^km	NW (320°)	7.4 ^km/h				Mostly Cloudy
9:53 PM	21.1 ^°C	12.8 ^°C	59 ^%	1007.8 hPa	16.1 ^km	NNW (340°)	5.6 ^km/h		0 mm	Rain	Light Rain
10:53 PM	20 ^°C	13.3 ^°C	65 ^%	1006.8 hPa	16.1 ^km	Calm			0 mm		Mostly Cloudy
11:53 PM	19.4 ^°C	14.4 ^°C	73 ^%	1005.1 hPa	16.1 ^km	West (280°)	7.4 ^km/h		0 mm		Overcast

Hourly data recorded from KBFI, located 0 kilometers away from Mercer Island, Washington