MERCER ISLAND, WASHINGTON

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Elevation: 226 feet Latitude: 47 32N Longitude: 122 18W

WEATHER

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

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WEATHER ALMANAC - MAY 21, 2015

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[ °C ] °F

Weather Element	Average	High	Low
Temperature	68.8 ^°F	80.1 ^°F (4:53 pm)	57.9 ^°F (3:53 am)
Dewpoint	52.3 ^°F	55.9 ^°F (3:53 pm)	50 ^°F (3:53 am)
Humidity	56.9 ^%	75 ^% (3:53 am)	40 ^% (5:53 pm)
Barometer	29.85 ⁱⁿ	29.88 ⁱⁿ (3:53 am)	29.81 ⁱⁿ (5:53 pm)
Wind Speed	2.7 ^mph	6.9 ^mph (1:53 pm)

Weather Element	Average
Visibility	10 ^mi
Wind Direction	E (84.6 °)

Weather Element	Total
Precipitation	---
Cooling Degree Days	4 (Base 65)
Growing Degree Days	19 (Base 50)

Averaged from 24 records on May 21, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - MAY 21, 2015

[ °C ] °F

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Conditions
12:53 AM	63.0 ^°F	51.1 ^°F	65 ^%	29.87 ⁱⁿ	10.0 ^mi	Calm		Clear
1:53 AM	62.1 ^°F	51.1 ^°F	67 ^%	29.87 ⁱⁿ	10.0 ^mi	Calm		Clear
2:53 AM	60.1 ^°F	51.1 ^°F	72 ^%	29.87 ⁱⁿ	10.0 ^mi	Calm		Clear
3:53 AM	57.9 ^°F	50.0 ^°F	75 ^%	29.88 ⁱⁿ	10.0 ^mi	Calm		Clear
4:53 AM	59.0 ^°F	51.1 ^°F	75 ^%	29.88 ⁱⁿ	10.0 ^mi	Calm		Clear
5:53 AM	59.0 ^°F	50.0 ^°F	72 ^%	29.87 ⁱⁿ	10.0 ^mi	Calm		Scattered Clouds
6:53 AM	60.1 ^°F	51.1 ^°F	72 ^%	29.88 ⁱⁿ	10.0 ^mi	Calm		Scattered Clouds
7:53 AM	62.1 ^°F	52.0 ^°F	70 ^%	29.88 ⁱⁿ	10.0 ^mi	Calm		Mostly Cloudy
8:53 AM	64.0 ^°F	53.1 ^°F	67 ^%	29.88 ⁱⁿ	10.0 ^mi	NW (310°)	3.5 ^mph	Scattered Clouds
9:53 AM	66.0 ^°F	53.1 ^°F	63 ^%	29.87 ⁱⁿ	10.0 ^mi	Variable	3.5 ^mph	Scattered Clouds
10:53 AM	68.0 ^°F	53.1 ^°F	59 ^%	29.87 ⁱⁿ	10.0 ^mi	Variable	4.6 ^mph	Scattered Clouds
11:53 AM	72.0 ^°F	51.1 ^°F	48 ^%	29.87 ⁱⁿ	10.0 ^mi	WNW (300°)	4.6 ^mph	Mostly Cloudy
12:53 PM	73.0 ^°F	51.1 ^°F	46 ^%	29.86 ⁱⁿ	10.0 ^mi	Variable	5.8 ^mph	Mostly Cloudy
1:53 PM	75.9 ^°F	51.1 ^°F	42 ^%	29.84 ⁱⁿ	10.0 ^mi	NNW (330°)	6.9 ^mph	Mostly Cloudy
2:53 PM	75.9 ^°F	54.0 ^°F	46 ^%	29.82 ⁱⁿ	10.0 ^mi	Calm		Mostly Cloudy
3:53 PM	79.0 ^°F	55.9 ^°F	45 ^%	29.82 ⁱⁿ	10.0 ^mi	Calm		Mostly Cloudy
4:53 PM	80.1 ^°F	55.9 ^°F	43 ^%	29.82 ⁱⁿ	10.0 ^mi	SSW (210°)	5.8 ^mph	Mostly Cloudy
5:53 PM	80.1 ^°F	54.0 ^°F	40 ^%	29.81 ⁱⁿ	10.0 ^mi	Variable	3.5 ^mph	Mostly Cloudy
6:53 PM	79.0 ^°F	54.0 ^°F	42 ^%	29.81 ⁱⁿ	10.0 ^mi	Variable	5.8 ^mph	Mostly Cloudy
7:53 PM	77.0 ^°F	53.1 ^°F	43 ^%	29.81 ⁱⁿ	10.0 ^mi	NW (310°)	4.6 ^mph	Mostly Cloudy
8:53 PM	75.0 ^°F	52.0 ^°F	44 ^%	29.82 ⁱⁿ	10.0 ^mi	Calm		Scattered Clouds
9:53 PM	72.0 ^°F	51.1 ^°F	48 ^%	29.84 ⁱⁿ	10.0 ^mi	Variable	3.5 ^mph	Clear
10:53 PM	68.0 ^°F	51.1 ^°F	55 ^%	29.86 ⁱⁿ	10.0 ^mi	NNW (330°)	4.6 ^mph	Clear
11:53 PM	64.0 ^°F	53.1 ^°F	67 ^%	29.88 ⁱⁿ	10.0 ^mi	WSW (240°)	6.9 ^mph	Clear

Hourly data recorded from KBFI, located miles away from Mercer Island, Washington