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| Back to South Dakota, United States. Do you have any pictures of this city? ![]() Planning a vacation? Current weather forecast for Groton, SD Elevation: 1308 feet County: Brown Land area: 1.7 square miles Zip code: 57445 Median resident age: 38.6 years New: Groton, SD residents, houses, and apartments details Races in Groton:
New: Political contributions by individuals in Groton, SD Ancestries: German (51.0%), Norwegian (25.3%), Irish (8.2%), English (5.5%), Swedish (5.4%), United States (4.2%). |
![]() For population 25 years and over in Groton
For population 15 years and over in Groton city
0.3% Foreign born |
![]() Nearest city with pop. 50,000+: Fargo, ND (132.3 miles, pop. 90,599). Nearest city with pop. 200,000+: Omaha, NE (323.3 miles, pop. 390,007). Nearest city with pop. 1,000,000+: Chicago, IL (758.2 miles, pop. 2,896,016). Nearest cities: Langford, SD (21.1 miles), Bristol, SD (25.0 miles), Aberdeen, SD (26.3 miles), Warner, SD (28.7 miles), Hecla, SD (30.0 miles), Britton, SD (33.5 miles), Mellette, SD (34.3 miles), Frederick, SD (38.5 miles). Single-family new house construction building permits:
Area code: 605 Industries providing employment: Educational,health and social services (26.9%), Retail trade (12.9%). |
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) | 9.7 | 17.2 | 29.4 | 44.6 | 57.5 | 66.4 | 71.7 | 69.8 | 59.3 | 46.3 | 28.4 | 15.0 |
| High temperature (°F) | 20.4 | 27.5 | 39.3 | 56.6 | 69.7 | 78.2 | 84.2 | 82.8 | 72.6 | 58.9 | 38.0 | 24.9 |
| Low temperature (°F) | -1.0 | 6.9 | 19.6 | 32.7 | 45.3 | 54.5 | 59.2 | 56.8 | 45.9 | 33.7 | 18.8 | 5.1 |
| Precipitation (in) | 0.5 | 0.5 | 1.3 | 1.9 | 2.7 | 3.2 | 3.0 | 2.5 | 1.8 | 1.6 | 0.8 | 0.4 |
Based on data reported by main weather stations
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Days with precip. | 6 | 6 | 7 | 8 | 10 | 10 | 9 | 8 | 7 | 5 | 6 | 6 |
| Wind speed (mph) | 11.1 | 11.3 | 12.1 | 12.7 | 12.2 | 10.5 | 9.2 | 9.8 | 10.4 | 10.8 | 10.9 | 10.5 |
| Morning humidity (%) | 79 | 80 | 83 | 82 | 81 | 84 | 86 | 87 | 85 | 82 | 83 | 81 |
| Afternoon humidity (%) | 73 | 74 | 70 | 59 | 57 | 61 | 59 | 58 | 58 | 59 | 71 | 74 |
| Sunshine (%) | 56 | 58 | 59 | 61 | 64 | 69 | 75 | 73 | 68 | 62 | 48 | 48 |
| Days clear of clouds | 8 | 7 | 6 | 7 | 8 | 9 | 11 | 12 | 11 | 10 | 6 | 7 |
| Partly cloudy days | 8 | 6 | 7 | 7 | 10 | 10 | 13 | 11 | 8 | 8 | 6 | 7 |
| Cloudy days | 16 | 15 | 17 | 16 | 14 | 11 | 7 | 8 | 11 | 13 | 18 | 17 |
| Snowfall (in) | 7.2 | 6.8 | 6.8 | 3.6 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.8 | 5.7 | 5.9 |
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