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| Back to New Jersey, United States. Do you have any pictures of this city? ![]() Planning a vacation? Current weather forecast for Caldwell, NJ Elevation: 411 feet County: Essex Land area: 1.2 square miles Zip codes: . Median resident age: 39.1 years New: Caldwell, NJ residents, houses, and apartments details Races in Caldwell:
New: Political contributions by individuals in Caldwell, NJ Ancestries: Italian (26.3%), Irish (23.1%), German (13.8%), English (11.7%), Polish (7.7%), Russian (2.6%). |
![]() For population 25 years and over in Caldwell
For population 15 years and over in Caldwell borough
12.2% Foreign born (5.3% Europe, 3.6% Asia, 2.7% Latin America). |
![]() Nearest city with pop. 50,000+: East Orange, NJ (6.7 miles, pop. 69,824). Nearest city with pop. 200,000+: Newark, NJ (9.6 miles, pop. 273,546). Nearest city with pop. 1,000,000+: New York, NY (26.4 miles, pop. 8,008,278). Nearest cities: Essex Fells, NJ (0.8 miles), West Caldwell, NJ (1.0 miles), North Caldwell, NJ (2.1 miles), Roseland, NJ (2.4 miles), Verona, NJ (2.4 miles), Fairfield, NJ (3.0 miles), Cedar Grove, NJ (3.5 miles), West Orange, NJ (3.8 miles). Area codes: 973, 201, 862 Industries providing employment: Educational,health and social services (21.3%), Professional,scientific,management,administrative,and waste management services (16.3%), Finance,insurance,real estate,and rental and leasing (15.7%). |
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) | 27.7 | 30.2 | 39.0 | 49.2 | 59.6 | 68.1 | 73.5 | 71.5 | 63.8 | 52.5 | 43.2 | 32.9 |
| High temperature (°F) | 36.5 | 39.7 | 49.3 | 60.4 | 71.2 | 79.3 | 84.4 | 82.6 | 75.1 | 64.1 | 52.8 | 41.4 |
| Low temperature (°F) | 18.9 | 20.6 | 28.7 | 38.1 | 48.0 | 56.9 | 62.4 | 60.4 | 52.6 | 40.9 | 33.5 | 24.4 |
| Precipitation (in) | 4.1 | 3.0 | 4.1 | 4.6 | 4.9 | 4.5 | 4.7 | 4.4 | 5.1 | 4.0 | 4.3 | 4.1 |
Based on data reported by main weather stations
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Days with precip. | 11 | 10 | 11 | 11 | 12 | 10 | 10 | 9 | 9 | 8 | 10 | 11 |
| Wind speed (mph) | 11.3 | 11.5 | 11.9 | 11.1 | 9.8 | 9.2 | 8.7 | 8.5 | 9.0 | 9.5 | 10.4 | 10.9 |
| Morning humidity (%) | 71 | 70 | 69 | 66 | 70 | 72 | 73 | 77 | 78 | 78 | 75 | 72 |
| Afternoon humidity (%) | 59 | 55 | 52 | 49 | 52 | 53 | 52 | 54 | 56 | 54 | 57 | 59 |
| Sunshine (%) | 51 | 55 | 57 | 58 | 61 | 64 | 65 | 64 | 62 | 61 | 52 | 49 |
| Days clear of clouds | 8 | 7 | 8 | 7 | 7 | 7 | 7 | 8 | 10 | 11 | 8 | 8 |
| Partly cloudy days | 8 | 8 | 9 | 10 | 11 | 11 | 12 | 12 | 9 | 9 | 9 | 8 |
| Cloudy days | 15 | 12 | 14 | 13 | 13 | 11 | 11 | 11 | 11 | 11 | 13 | 14 |
| Snowfall (in) | 7.5 | 8.4 | 4.9 | 0.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.7 | 5.4 |
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