Humid subtropical
Chantilly, Virginia
Fairfax County, Virginia · Population 24k · 328 ft elevation
Living in Chantilly
Chantilly has a humid subtropical climate: hot summers (July highs around 88°F) and chilly winters (January lows around 25°F).
Precipitation is wet at about 43″ a year, and it gets light snow (21″ a season).
Skies are sunny (60% of possible sunshine). Summers get sticky, with about 44 muggy days a year.
Air quality is moderate: a median AQI of 42, with about 1 unhealthy-air day in the latest year.
Chantilly at a glance
- Population
- 24k
- Elevation
- 328 ft
- Average daily high
- 66°F50th percentile
- Average daily low
- 45°F47th percentile
- Annual precipitation
- 43″49th percentile
- Annual snowfall
- 21″59th percentile
- Sunshine hours per year
- 2,674 hrs34th percentile
- Median AQI
- 4252th percentile
- Median home value
- $634k89th percentile
- Median rent
- $2,260/mo92th percentile
- Median household income
- $144k92th percentile
- Property tax rate
- 0.99%51th percentile
- Top state income-tax rate
- 5.8%
- Sales tax (state + local)
- 5.8%
- Unemployment rate
- 2.6%
- Homes with broadband
- 97%89th percentile
- Walkability index
- 12.280th percentile
- Average commute
- 29 min
- Math proficiency (8th grade)
- 86%96th percentile
- Reading proficiency (8th grade)
- 82%
- Overall natural-hazard risk
- 9564th percentile
- Outdoor access
- 6464th percentile
- Public land within 10 miles
- 4%
- Public land within 30 miles
- 4%
- Mountain relief within 30 miles
- 623 ft
Climate by month
| Month | High | Low | Precipitation | Snow | Sunshine |
|---|---|---|---|---|---|
| Jan | 43°F | 25°F | 2.9″ | 6.9″ | 153 hrs |
| Feb | 46°F | 27°F | 2.6″ | 7.0″ | 163 hrs |
| Mar | 55°F | 34°F | 3.5″ | 3.9″ | 198 hrs |
| Apr | 67°F | 43°F | 3.5″ | 0.1″ | 229 hrs |
| May | 75°F | 53°F | 4.7″ | — | 256 hrs |
| Jun | 83°F | 62°F | 4.3″ | — | 296 hrs |
| Jul | 88°F | 67°F | 4.2″ | — | 318 hrs |
| Aug | 86°F | 65°F | 3.5″ | — | 292 hrs |
| Sep | 79°F | 58°F | 3.9″ | — | 237 hrs |
| Oct | 68°F | 45°F | 3.6″ | — | 204 hrs |
| Nov | 56°F | 36°F | 3.1″ | 0.3″ | 178 hrs |
| Dec | 46°F | 29°F | 3.3″ | 2.8″ | 150 hrs |
Near Chantilly
- Sully Square, VA · 2.7k
- Greenbriar, VA · 8k
- Navy, VA · 3.8k
- Franklin Farm, VA · 19k
- Floris, VA · 7.1k
- Centreville, VA · 72k
- Fair Lakes, VA · 8.6k
- South Riding, VA · 34k
Largest places in Virginia
- Virginia Beach, VA · 457k
- Chesapeake, VA · 251k
- Arlington, VA · 235k
- Norfolk, VA · 235k
- Richmond, VA · 228k
- Newport News, VA · 185k
- Alexandria, VA · 157k
- Hampton, VA · 137k
Sources: NOAA climate normals, NASA POWER, EPA air quality, U.S. Census Bureau, FEMA, FBI, EPA walkability and EDFacts. Methodology