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Herndon, KS
Full City Profile · Kansas · Decatur County County
3.4
/5.0
B
Good
105
Population
328/sq mi density
$60,938
Median Income
$45,625 per capita
$45,300
Home Value
$89,422 Zillow
$375
Median Rent
42.5% income on rent
52°F
Avg Temperature
326 sunny days/yr
114
Violent Crime/100K
398 property/100K
B
Overall
3.4 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.2 / 5.0
$60,938 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$45,300 home value, $375/mo rent
F
Safety
1.0 / 5.0
114 violent crimes/100K
B+
Education
3.5 / 5.0
31.3% bachelor's degree or higher
Herndon experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 29°F in January while summers reach 77°F in July. The area gets 326 sunny days per year. Annual precipitation totals 21.8 inches. The area receives 25.2 inches of snow annually. Air quality is rated Good with a median AQI of 39.
Temperature
29°F Jan (-2°C)
77°F Jul (25°C)
| Annual Average | 52.1°F |
| 4% below US avg | |
| January Average | 29°F (-2°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 326 days/yr |
Geography
| Elevation | 2,672 ft (814 m) |
| Area | 0.3 sq mi (0.7 km²) |
| Population Density | 328/sq mi |
| Coordinates | 39.9092°N, 100.7865°W |
| Timezone | America/Chicago |
| County | Decatur County County |
| Nearest Airport | Mc Cook Ben Nelson Regional (MCK) 23 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 39.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 11.3 / 100 |
| Social Vulnerability | 26.0 / 100 |
| Community Resilience | 35.1 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Very Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 29°F (-2°C) | 0.5 in | Coldest, Driest |
| February | 32°F (-0°C) | 0.6 in | |
| March | 40°F (4°C) | 1.6 in | |
| April | 50°F (10°C) | 2.0 in | |
| May | 60°F (16°C) | 3.5 in | Wettest |
| June | 71°F (22°C) | 3.4 in | |
| July | 77°F (25°C) | 3.4 in | Warmest |
| August | 75°F (24°C) | 2.4 in | |
| September | 65°F (19°C) | 1.7 in | |
| October | 53°F (12°C) | 1.2 in | |
| November | 38°F (3°C) | 0.9 in | |
| December | 30°F (-1°C) | 0.5 in |
Herndon has a seasonal temperature swing of 49°F / from 29°F in January to 77°F in July. Total annual precipitation is 21.5 inches, with May being the wettest month (3.5") and January the driest (0.5").