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| Back to Washington, United States. Do you have any pictures of this city? ![]() Planning a vacation? Current weather forecast for Rock Island, WA Elevation: 650 feet County: Douglas Land area: 0.6 square miles Zip code: 98850 Median resident age: 28.8 years New: Rock Island, WA residents, houses, and apartments details Races in Rock Island:
New: Political contributions by individuals in Rock Island, WA Ancestries: German (18.3%), Irish (12.6%), English (7.6%), United States (7.3%), Italian (3.1%), Dutch (2.9%). |
![]() For population 25 years and over in Rock Island
For population 15 years and over in Rock Island city
18.3% Foreign born (17.7% Latin America). |
![]() Nearest city with pop. 50,000+: Yakima, WA (60.0 miles, pop. 71,845). Nearest city with pop. 200,000+: Seattle, WA (151.5 miles, pop. 563,374). Nearest city with pop. 1,000,000+: Los Angeles, CA (927.0 miles, pop. 3,694,820). Nearest cities: East Wenatchee Bench, WA (9.5 miles), South Wenatchee, WA (10.4 miles), East Wenatchee, WA (10.5 miles), Wenatchee, WA (13.0 miles), West Wenatchee, WA (14.6 miles), Sunnyslope, WA (15.2 miles), Waterville, WA (19.5 miles), Entiat, WA (21.5 miles). Single-family new house construction building permits:
Industries providing employment: Retail trade (18.7%), Wholesale trade (16.8%), Manufacturing (13.7%), Educational,health and social services (12.7%). |
Based on data reported by over 4,000 weather stations
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Average temp. (°F) | 27.9 | 34.1 | 43.5 | 51.4 | 59.4 | 66.4 | 73.2 | 72.8 | 63.7 | 50.9 | 37.2 | 28.3 |
| High temperature (°F) | 34.0 | 41.6 | 53.5 | 62.9 | 71.5 | 78.7 | 86.7 | 86.1 | 76.5 | 61.8 | 44.0 | 33.6 |
| Low temperature (°F) | 21.8 | 26.6 | 33.4 | 39.9 | 47.3 | 54.0 | 59.7 | 59.5 | 50.8 | 40.0 | 30.4 | 22.9 |
| Precipitation (in) | 1.2 | 0.9 | 0.7 | 0.5 | 0.6 | 0.7 | 0.3 | 0.4 | 0.4 | 0.5 | 1.2 | 1.5 |
Based on data reported by main weather stations
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Days with precip. | 11 | 8 | 7 | 6 | 5 | 5 | 2 | 3 | 3 | 5 | 9 | 11 |
| Wind speed (mph) | 5.8 | 6.5 | 7.9 | 8.6 | 8.5 | 8.2 | 7.8 | 7.4 | 7.3 | 6.6 | 6.0 | 5.3 |
| Morning humidity (%) | 84 | 83 | 79 | 74 | 72 | 71 | 69 | 71 | 76 | 81 | 84 | 85 |
| Afternoon humidity (%) | 72 | 59 | 43 | 35 | 32 | 32 | 27 | 29 | 33 | 44 | 64 | 77 |
| Sunshine (%) | 27 | 39 | 51 | 56 | 60 | 61 | 74 | 72 | 67 | 50 | 28 | 23 |
| Days clear of clouds | 4 | 4 | 6 | 6 | 8 | 10 | 19 | 18 | 15 | 9 | 5 | 4 |
| Partly cloudy days | 5 | 6 | 8 | 9 | 11 | 10 | 8 | 8 | 8 | 8 | 6 | 5 |
| Cloudy days | 22 | 18 | 17 | 14 | 12 | 10 | 4 | 6 | 7 | 13 | 19 | 22 |
| Snowfall (in) | 8.5 | 3.6 | 1.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 2.9 | 8.6 |
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