ROCK ISLAND, WASHINGTON

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Elevation: 1230 feet Latitude: 47 24N Longitude: 120 12W

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DAILY WEATHER AVERAGE - OCTOBER 29

[ °C ] °F

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	44.1 ^°F	52.7 ^°F	35.7 ^°F	60.8 ^°F (1997)	25 ^°F (2002)
Dewpoint	32.9 ^°F	37.5 ^°F	27.5 ^°F	46.4 ^°F (2000)	9 ^°F (2002)
Humidity	66.9 ^%	85.3 ^%	47.2 ^%		27 ^% (2002)
Barometer	30.05 ⁱⁿ	30.15 ⁱⁿ	29.94 ⁱⁿ	30.40 ⁱⁿ (2002)	29.60 ⁱⁿ (1997)
Wind Speed	4.8 ^mph	12.3 ^mph		27.6 ^mph (2006)
Wind Gust		29.7 ^mph		34.5 ^mph (2003)
Precipitation	0.10 ⁱⁿ			0.17 ⁱⁿ (2010)

Weather Element	Average
Visibility	10.4 ^mi
Wind Direction	SE (135.8 °)

Weather Element	Total
Heating Degree Days	20.8 (Base 18.3)
Growing Degree Days	1 (Base 10)

Total Years on Record: 20

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