Tennyson, WI
Full City Profile · Wisconsin · Grant County County
3.9
/5.0
B+
Good
335
Population
779/sq mi density
$59,872
Median Income
$35,886 per capita
$134,900
Home Value
$237,125 Zillow
$1,083
Median Rent
17.5% income on rent
48°F
Avg Temperature
B+
Overall
3.9 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.1 / 5.0
$59,872 median income, 2.4% unemployment
A+
Affordability
5.0 / 5.0
$134,900 home value, $1,083/mo rent
C
Education
2.5 / 5.0
18.4% bachelor's degree or higher
Tennyson experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 19°F in January while summers reach 74°F in July. Annual precipitation totals 38.8 inches. The area receives 36.1 inches of snow annually. Air quality is rated Good with a median AQI of 36.
Temperature
19°F Jan (-7°C)
74°F Jul (24°C)
| Annual Average | 48.4°F |
| 10% below US avg | |
| January Average | 19°F (-7°C) |
| July Average | 74°F (24°C) |
Geography
| Elevation | 964 ft (294 m) |
| Area | 0.4 sq mi (1.1 km²) |
| Population Density | 779/sq mi |
| Coordinates | 42.6906°N, 90.6867°W |
| Timezone | America/Chicago |
| County | Grant County County |
| Nearest Airport | Dubuque Regional (DBQ) 20 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 36.0 |
| Rating | Good |
| Good Days % | 71.9% |
| Unhealthy Days | 0 |
Air Pollutants (EPA 2023)
| PM2.5 (Fine Particles) | 10.3 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 61.1 / 100 |
| Social Vulnerability | 47.1 / 100 |
| Community Resilience | 63.9 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 19°F (-7°C) | 1.3 in | Coldest, Driest |
| February | 23°F (-5°C) | 1.4 in | |
| March | 35°F (2°C) | 2.1 in | |
| April | 48°F (9°C) | 3.8 in | |
| May | 60°F (16°C) | 4.4 in | |
| June | 70°F (21°C) | 5.6 in | Wettest |
| July | 74°F (24°C) | 5.3 in | Warmest |
| August | 72°F (22°C) | 3.8 in | |
| September | 65°F (18°C) | 3.9 in | |
| October | 52°F (11°C) | 3.1 in | |
| November | 38°F (3°C) | 2.4 in | |
| December | 25°F (-4°C) | 1.7 in |
Tennyson has a seasonal temperature swing of 56°F / from 19°F in January to 74°F in July. Total annual precipitation is 38.8 inches, with June being the wettest month (5.6") and January the driest (1.3").