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| Back to Missouri, United States. Do you have any pictures of this city? ![]() Planning a vacation? Current weather forecast for Arnold, MO Elevation: 605 feet County: Jefferson Land area: 11.2 square miles Zip code: 63010 Median resident age: 36.7 years New: Arnold, MO residents, houses, and apartments details Races in Arnold:
Ancestries: German (36.6%), Irish (16.6%), United States (11.1%), English (8.9%), French (7.3%), Italian (6.3%). |
![]() For population 25 years and over in Arnold
For population 15 years and over in Arnold city
1.0% Foreign born |
![]() Nearest city with pop. 50,000+: St. Louis, MO (16.0 miles, pop. 348,189). Nearest city with pop. 1,000,000+: Chicago, IL (299.5 miles, pop. 2,896,016). Nearest cities: Oakville, MO (3.9 miles), Imperial, MO (4.3 miles), Concord, MO (5.7 miles), Mehlville, MO (6.3 miles), Green Park, MO (6.6 miles), Sappington, MO (6.7 miles), Barnhart, MO (7.0 miles), Sunset Hills, MO (7.5 miles). Single-family new house construction building permits:
Industries providing employment: Educational,health and social services (16.9%), Manufacturing (16.6%), Retail trade (13.6%). |
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) | 29.2 | 34.8 | 45.4 | 56.1 | 65.9 | 74.8 | 79.3 | 77.3 | 69.7 | 58.5 | 45.5 | 34.2 |
| High temperature (°F) | 37.8 | 44.4 | 55.0 | 66.3 | 76.1 | 84.8 | 89.3 | 87.3 | 80.1 | 69.1 | 54.4 | 42.3 |
| Low temperature (°F) | 20.6 | 25.2 | 35.6 | 45.8 | 55.7 | 64.8 | 69.3 | 67.2 | 59.3 | 47.8 | 36.5 | 26.0 |
| Precipitation (in) | 2.2 | 2.4 | 3.8 | 4.0 | 4.1 | 3.9 | 3.8 | 3.7 | 3.1 | 3.0 | 4.1 | 3.0 |
Based on data reported by main weather stations
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Days with precip. | 9 | 8 | 11 | 11 | 11 | 9 | 9 | 8 | 8 | 8 | 9 | 9 |
| Wind speed (mph) | 10.6 | 10.8 | 11.6 | 11.3 | 9.4 | 8.8 | 8.0 | 7.6 | 8.2 | 8.9 | 10.2 | 10.3 |
| Morning humidity (%) | 81 | 80 | 79 | 77 | 81 | 82 | 83 | 86 | 86 | 82 | 81 | 82 |
| Afternoon humidity (%) | 68 | 65 | 61 | 58 | 59 | 59 | 60 | 60 | 61 | 59 | 65 | 69 |
| Sunshine (%) | 50 | 52 | 54 | 56 | 59 | 66 | 68 | 65 | 63 | 60 | 46 | 43 |
| Days clear of clouds | 7 | 7 | 6 | 7 | 7 | 7 | 9 | 10 | 11 | 12 | 9 | 7 |
| Partly cloudy days | 7 | 6 | 8 | 8 | 9 | 11 | 11 | 11 | 8 | 7 | 7 | 7 |
| Cloudy days | 17 | 15 | 16 | 15 | 14 | 12 | 10 | 10 | 10 | 11 | 15 | 17 |
| Snowfall (in) | 5.4 | 4.4 | 3.9 | 0.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.4 | 4.0 |
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