ROCK ISLAND, WASHINGTON

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Elevation: 375 meters Latitude: 47 24N Longitude: 120 12W

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DAILY WEATHER AVERAGE - 16 MAY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	17.1 ^°C	23.3 ^°C	10.9 ^°C	35 ^°C (2006)	3.3 ^°C (2003)
Dewpoint	3.5 ^°C	5.9 ^°C	0.9 ^°C	11.1 ^°C (2006)	-7.2 ^°C (2014)
Humidity	43.6 ^%	61.9 ^%	26.8 ^%		11 ^% (2006)
Barometer	1012.5 ^hPa	1014.9 ^hPa	1009.8 ^hPa	1025.4 ^hPa (2008)	999.7 ^hPa (2005)
Wind Speed	17.2 ^km/h	30.6 ^km/h		46.3 ^km/h (2000)
Wind Gust		43.5 ^km/h		55.5 ^km/h (2000)
Precipitation	1.52 ^mm			2.79 ^mm (2004)

Weather Element	Average
Visibility	16.1 ^km
Wind Direction	WSW (253.8 °)

Total Years on Record: 21

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