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Colby, KS
Full City Profile · Kansas · Thomas County County
3.4
/5.0
B
Good
5,389
Population
1,464/sq mi density
$66,731
Median Income
$35,463 per capita
$150,700
Home Value
$177,700 Zillow
$736
Median Rent
33.3% income on rent
52°F
Avg Temperature
326 sunny days/yr
264
Violent Crime/100K
1,414 property/100K
B
Overall
3.4 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.3 / 5.0
$66,731 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$150,700 home value, $736/mo rent
F
Safety
1.0 / 5.0
264 violent crimes/100K
B
Education
3.4 / 5.0
29.9% bachelor's degree or higher
Colby 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 20.4 inches. The area receives 27.2 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 | 51.8°F |
| 4% below US avg | |
| January Average | 29°F (-2°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 326 days/yr |
Geography
| Elevation | 3,168 ft (966 m) |
| Area | 3.7 sq mi (9.5 km²) |
| Population Density | 1,464/sq mi |
| Coordinates | 39.3847°N, 101.0451°W |
| Timezone | America/Chicago |
| County | Thomas County County |
| Nearest Airport | Mc Cook Ben Nelson Regional (MCK) 62 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 39.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 9.5 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 69.7 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Low |
| Ice Storm | Very 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 | 29°F (-2°C) | 0.4 in | Coldest, Driest |
| February | 32°F (0°C) | 0.4 in | |
| March | 40°F (4°C) | 1.3 in | |
| April | 50°F (10°C) | 1.6 in | |
| May | 60°F (15°C) | 3.6 in | Wettest |
| June | 70°F (21°C) | 3.2 in | |
| July | 77°F (25°C) | 3.0 in | Warmest |
| August | 74°F (23°C) | 2.1 in | |
| September | 65°F (18°C) | 1.7 in | |
| October | 52°F (11°C) | 1.1 in | |
| November | 38°F (3°C) | 0.7 in | |
| December | 30°F (-1°C) | 0.4 in |
Colby has a seasonal temperature swing of 48°F / from 29°F in January to 77°F in July. Total annual precipitation is 19.3 inches, with May being the wettest month (3.6") and January the driest (0.4").