New Haven, IL
Full City Profile · Illinois · Gallatin County County
2.9
/5.0
C+
Fair
528
Population
426/sq mi density
$33,977
Median Income
$21,176 per capita
$50,400
Home Value
$102,334 Zillow
$471
Median Rent
26.3% income on rent
57°F
Avg Temperature
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
C+
Economy
2.5 / 5.0
$33,977 median income, unemployment
A+
Affordability
5.0 / 5.0
$50,400 home value, $471/mo rent
F
Education
1.3 / 5.0
3.5% bachelor's degree or higher
New Haven enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 34°F in January while summers reach 78°F in July. Annual precipitation totals 48.2 inches. The area receives 7.5 inches of snow annually.
Temperature
34°F Jan (1°C)
78°F Jul (26°C)
| Annual Average | 56.8°F |
| 5% above US avg | |
| January Average | 34°F (1°C) |
| July Average | 78°F (26°C) |
Geography
| Elevation | 411 ft (125 m) |
| Area | 0.5 sq mi (1.3 km²) |
| Population Density | 426/sq mi |
| Coordinates | 37.8984°N, 88.1268°W |
| Timezone | America/Chicago |
| County | Gallatin County County |
| Nearest Airport | Evansville Regional (EVV) 34 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 33.9 / 100 |
| Social Vulnerability | 91.3 / 100 |
| Community Resilience | 17.2 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 34°F (1°C) | 3.6 in | Coldest |
| February | 37°F (3°C) | 3.5 in | |
| March | 46°F (8°C) | 4.5 in | |
| April | 57°F (14°C) | 5.4 in | Wettest |
| May | 66°F (19°C) | 5.0 in | |
| June | 75°F (24°C) | 4.8 in | |
| July | 78°F (26°C) | 3.7 in | Warmest |
| August | 77°F (25°C) | 3.1 in | Driest |
| September | 70°F (21°C) | 3.4 in | |
| October | 59°F (15°C) | 3.3 in | |
| November | 46°F (8°C) | 4.1 in | |
| December | 37°F (3°C) | 4.0 in |
New Haven has a seasonal temperature swing of 44°F / from 34°F in January to 78°F in July. Total annual precipitation is 48.2 inches, with April being the wettest month (5.4") and August the driest (3.1").