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Hennessey, OK
Full City Profile · Oklahoma · Garfield County County
3.0
/5.0
B
Good
2,603
Population
702/sq mi density
$54,185
Median Income
$39,201 per capita
$165,900
Home Value
$183,658 Zillow
$907
Median Rent
42.7% income on rent
59°F
Avg Temperature
317 sunny days/yr
223
Violent Crime/100K
1,205 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.6 / 5.0
$54,185 median income, 2.1% unemployment
A+
Affordability
5.0 / 5.0
$165,900 home value, $907/mo rent
F
Safety
1.0 / 5.0
223 violent crimes/100K
C+
Education
2.5 / 5.0
19.1% bachelor's degree or higher
Hennessey enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 36°F in January while summers reach 82°F in July. The area gets 317 sunny days per year. Annual precipitation totals 33.5 inches. The area receives 9.1 inches of snow annually. Air quality is rated Good with a median AQI of 45.
Temperature
36°F Jan (2°C)
82°F Jul (28°C)
| Annual Average | 58.7°F |
| 9% above US avg | |
| January Average | 36°F (2°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 317 days/yr |
Geography
| Elevation | 1,160 ft (354 m) |
| Area | 3.8 sq mi (9.7 km²) |
| Population Density | 702/sq mi |
| Coordinates | 36.1058°N, 97.8986°W |
| Timezone | America/Chicago |
| County | Garfield County County |
| Nearest Airport | Enid Woodring Regional (WDG) 20 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 45.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 82.1 / 100 |
| Social Vulnerability | 49.6 / 100 |
| Community Resilience | 41.9 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Low |
| Ice Storm | Very High |
| Drought | Relatively Moderate |
| Cold Wave | Relatively High |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 36°F (2°C) | 0.9 in | Coldest, Driest |
| February | 41°F (5°C) | 1.3 in | |
| March | 49°F (10°C) | 2.6 in | |
| April | 59°F (15°C) | 3.1 in | |
| May | 68°F (20°C) | 4.7 in | Wettest |
| June | 77°F (25°C) | 4.1 in | |
| July | 82°F (28°C) | 2.4 in | Warmest |
| August | 81°F (27°C) | 2.9 in | |
| September | 73°F (23°C) | 3.4 in | |
| October | 61°F (16°C) | 2.7 in | |
| November | 48°F (9°C) | 2.2 in | |
| December | 38°F (3°C) | 1.4 in |
Hennessey has a seasonal temperature swing of 47°F / from 36°F in January to 82°F in July. Total annual precipitation is 31.7 inches, with May being the wettest month (4.7") and January the driest (0.9").