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Fairfield, TN
Full City Profile · Tennessee · Sumner County County
2.9
/5.0
C+
Fair
270
Population
273/sq mi density
57°F
Avg Temperature
299 sunny days/yr
353
Violent Crime/100K
1,899 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
F
Safety
1.0 / 5.0
353 violent crimes/100K
A+
Education
4.9 / 5.0
0.0% bachelor's degree or higher
Fairfield enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 35°F in January while summers reach 76°F in July. The area gets 299 sunny days per year. Annual precipitation totals 54.0 inches. The area receives 7.6 inches of snow annually. Air quality is rated Good with a median AQI of 40.
Temperature
35°F Jan (2°C)
76°F Jul (25°C)
| Annual Average | 57.0°F |
| 6% above US avg | |
| January Average | 35°F (2°C) |
| July Average | 76°F (25°C) |
| Sunny Days | 299 days/yr |
Geography
| Elevation | 810 ft (247 m) |
| Area | 1.0 sq mi (2.6 km²) |
| Population Density | 273/sq mi |
| Coordinates | 36.6209°N, 86.3425°W |
| Timezone | America/Chicago |
| County | Sumner County County |
| Nearest Airport | Bowling Green-Warren County Regional (BWG) 24 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 40.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0487 ppm |
| PM2.5 (Fine Particles) | 8.2 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 87.7 / 100 |
| Social Vulnerability | 14.8 / 100 |
| Community Resilience | 55.7 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Very Low |
| Earthquake | Relatively Moderate |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively High |
| Lightning | Relatively High |
| Ice Storm | Relatively High |
| Drought | Relatively Low |
| Cold Wave | Relatively High |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 35°F (2°C) | 3.9 in | Coldest |
| February | 39°F (4°C) | 4.2 in | |
| March | 48°F (9°C) | 5.3 in | Wettest |
| April | 57°F (14°C) | 4.4 in | |
| May | 65°F (18°C) | 5.2 in | |
| June | 73°F (23°C) | 4.4 in | |
| July | 76°F (25°C) | 4.5 in | Warmest |
| August | 76°F (24°C) | 3.6 in | |
| September | 70°F (21°C) | 3.7 in | |
| October | 58°F (15°C) | 3.2 in | Driest |
| November | 48°F (9°C) | 4.6 in | |
| December | 39°F (4°C) | 5.1 in |
Fairfield has a seasonal temperature swing of 41°F / from 35°F in January to 76°F in July. Total annual precipitation is 51.9 inches, with March being the wettest month (5.3") and October the driest (3.2").