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
$191,625 Zillow
$907
Median Rent
42.7% income on rent
59°F
Avg Temperature
46
Violent Crime/100K
229 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.5 / 5.0
$54,185 median income, 3.2% unemployment
A+
Affordability
5.0 / 5.0
$165,900 home value, $907/mo rent
F
Safety
1.0 / 5.0
46 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. Annual precipitation totals 33.4 inches. The area receives 9.1 inches of snow annually.
Temperature
36°F Jan (2°C)
82°F Jul (28°C)
| Annual Average | 58.6°F |
| 9% above US avg | |
| January Average | 36°F (2°C) |
| July Average | 82°F (28°C) |
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
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) | 1.3 in | Coldest, Driest |
| February | 39°F (4°C) | 1.4 in | |
| March | 48°F (9°C) | 2.5 in | |
| April | 57°F (14°C) | 3.5 in | |
| May | 67°F (20°C) | 5.0 in | Wettest |
| June | 78°F (25°C) | 4.5 in | |
| July | 82°F (28°C) | 3.0 in | Warmest |
| August | 81°F (27°C) | 3.5 in | |
| September | 73°F (23°C) | 2.3 in | |
| October | 60°F (16°C) | 2.9 in | |
| November | 47°F (8°C) | 1.8 in | |
| December | 37°F (3°C) | 1.7 in |
Hennessey has a seasonal temperature swing of 47°F / from 36°F in January to 82°F in July. Total annual precipitation is 33.5 inches, with May being the wettest month (5.0") and January the driest (1.3").