Chantilly weather in November
In November, Chantilly sees average daytime highs of 55°F and overnight lows near 38°F, with 3.0 in of precipitation across 7.6 wet days and about 9.9 hours of daylight. It is the 8th-warmest and 11th-wettest month of the year here.
Highs ease over the month, from about 60°F in the first days to 51°F by the end. The sky is clear or mostly clear about 37% of the time in November, and the air most often feels dry.
Daylight stretches from about 10 h 18 min at the start of November to 9 h 30 min by month's end. Set against the rest of the year, November is Chantilly's 2nd-clearest and 5th-windiest month. For the whole year in context, see Chantilly's year-round climate.
- Daytime high
- 55°
- 8th warmest
- Overnight low
- 38°
- 5th coldest
- Precipitation
- 3.0 in
- 7.6 wet days
- Daylight
- 9 h 48 min
- 7:00 AM – 4:50 PM
- Cloud cover
- 55%
- 2nd clearest
- Wind
- 7 mph
- 5th windiest
- Solar energy
- 2.41 kWh/m²
- Travel score
- 3.9
- out of 10
Chantilly is unincorporated community located in Northern Virginia, United States.
- Density
- 733/km²
- people per km²
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in November
Highs ease over the month, from about 60°F in the first days to 51°F by the end.
A typical November day in Chantilly reaches about 55°F in the afternoon and slips back to 38°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 43°F and 68°F. Set against its neighbours, November runs about 12°F cooler than October and about 9°F warmer than December.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°F) | 61 | 60 | 60 | 60 | 59 | 59 | 58 | 58 | 58 | 57 | 57 | 56 | 56 | 56 | 55 | 55 | 55 | 55 | 54 | 54 | 54 | 53 | 53 | 53 | 52 | 52 | 52 | 51 | 51 | 51 |
| Avg low (°F) | 43 | 42 | 42 | 42 | 41 | 41 | 41 | 40 | 40 | 40 | 39 | 39 | 39 | 39 | 38 | 38 | 38 | 38 | 38 | 37 | 37 | 37 | 37 | 37 | 36 | 36 | 36 | 36 | 35 | 35 |
| Avg high (°F) | Avg low (°F) | |
|---|---|---|
| 1 | 61 | 43 |
| 2 | 60 | 42 |
| 3 | 60 | 42 |
| 4 | 60 | 42 |
| 5 | 59 | 41 |
| 6 | 59 | 41 |
| 7 | 58 | 41 |
| 8 | 58 | 40 |
| 9 | 58 | 40 |
| 10 | 57 | 40 |
| 11 | 57 | 39 |
| 12 | 56 | 39 |
| 13 | 56 | 39 |
| 14 | 56 | 39 |
| 15 | 55 | 38 |
| 16 | 55 | 38 |
| 17 | 55 | 38 |
| 18 | 55 | 38 |
| 19 | 54 | 38 |
| 20 | 54 | 37 |
| 21 | 54 | 37 |
| 22 | 53 | 37 |
| 23 | 53 | 37 |
| 24 | 53 | 37 |
| 25 | 52 | 36 |
| 26 | 52 | 36 |
| 27 | 52 | 36 |
| 28 | 51 | 36 |
| 29 | 51 | 35 |
| 30 | 51 | 35 |
How November really feels in Chantilly
Once humidity and wind are folded in, November averages 0 days that feel above 90°F and 10 that feel at or below 32°F — the comfort signal a plain temperature reading hides.
The story in November is cold — wind chill drags the overnight "feels like" below the raw low.
Chantilly weather by month
How November compares with the rest of the year at a glance. November is the 8th-warmest and 11th-wettest month here — the current month is highlighted below.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 42° / 28° | 3.0 | 8.6 | 3 | 9.6 | 0.3 |
| Feb | 45° / 29° | 2.8 | 8.1 | 3 | 10.5 | 1.1 |
| Mar | 54° / 36° | 3.8 | 10 | 2 | 11.7 | 3.3 |
| Apr | 66° / 46° | 3.4 | 10.3 | 0.1 | 13 | 5.8 |
| May | 74° / 56° | 3.8 | 11.3 | 0 | 14.1 | 6.5 |
| Jun | 83° / 65° | 3.4 | 11.2 | 0 | 14.7 | 5.5 |
| Jul | 88° / 69° | 3.9 | 11.8 | 0 | 14.4 | 4.4 |
| Aug | 85° / 68° | 3.3 | 10.4 | 0 | 13.5 | 5.1 |
| Sep | 78° / 60° | 4.4 | 9.5 | 0 | 12.3 | 6.7 |
| Oct | 67° / 49° | 3.4 | 7.8 | 0 | 11 | 6.5 |
| Nov | 55° / 38° | 3.0 | 7.6 | 0.3 | 9.9 | 3.9 |
| Dec | 46° / 32° | 3.5 | 9.1 | 2.1 | 9.3 | 1.3 |
Cloud cover in November
The sky is clear or mostly clear about 37% of the time in November.
Beyond those clear spells, partly cloudy skies cover about 15% of November, with mostly cloudy or overcast conditions the remaining 48%. Skies tend to cloud over as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 54 | 54 | 54 | 54 | 54 | 54 | 54 | 54 | 53 | 53 | 53 | 53 | 53 | 53 | 53 | 52 | 52 | 52 | 52 | 52 | 52 | 51 | 51 | 50 | 50 | 50 | 50 | 49 | 49 | 49 |
| Cloudier (%) | 46 | 46 | 46 | 46 | 46 | 46 | 46 | 46 | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 48 | 48 | 48 | 48 | 48 | 48 | 49 | 49 | 50 | 50 | 50 | 50 | 51 | 51 | 51 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 54 | 46 |
| 2 | 54 | 46 |
| 3 | 54 | 46 |
| 4 | 54 | 46 |
| 5 | 54 | 46 |
| 6 | 54 | 46 |
| 7 | 54 | 46 |
| 8 | 54 | 46 |
| 9 | 53 | 47 |
| 10 | 53 | 47 |
| 11 | 53 | 47 |
| 12 | 53 | 47 |
| 13 | 53 | 47 |
| 14 | 53 | 47 |
| 15 | 53 | 47 |
| 16 | 52 | 48 |
| 17 | 52 | 48 |
| 18 | 52 | 48 |
| 19 | 52 | 48 |
| 20 | 52 | 48 |
| 21 | 52 | 48 |
| 22 | 51 | 49 |
| 23 | 51 | 49 |
| 24 | 50 | 50 |
| 25 | 50 | 50 |
| 26 | 50 | 50 |
| 27 | 50 | 50 |
| 28 | 49 | 51 |
| 29 | 49 | 51 |
| 30 | 49 | 51 |
Chance of precipitation in November
Chantilly gets around 3.0 in of rain and snow over 7.6 wet days in November. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable precipitation averages around 26% and peaks near 30% on the wettest days, and about 0 day brings snow.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 29 | 29 | 29 | 30 |
| Snow chance (%) | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 3 |
| Rain chance (%) | Snow chance (%) | |
|---|---|---|
| 1 | 24 | 0 |
| 2 | 24 | 0 |
| 3 | 24 | 0 |
| 4 | 24 | 0 |
| 5 | 24 | 1 |
| 6 | 24 | 1 |
| 7 | 24 | 1 |
| 8 | 24 | 1 |
| 9 | 24 | 1 |
| 10 | 24 | 1 |
| 11 | 24 | 1 |
| 12 | 24 | 1 |
| 13 | 24 | 1 |
| 14 | 24 | 1 |
| 15 | 25 | 1 |
| 16 | 25 | 1 |
| 17 | 25 | 1 |
| 18 | 26 | 1 |
| 19 | 26 | 1 |
| 20 | 26 | 1 |
| 21 | 26 | 1 |
| 22 | 27 | 1 |
| 23 | 27 | 1 |
| 24 | 27 | 1 |
| 25 | 28 | 1 |
| 26 | 28 | 2 |
| 27 | 29 | 2 |
| 28 | 29 | 2 |
| 29 | 29 | 3 |
| 30 | 30 | 3 |
Humidity in November
Most of November feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, November lands in the dry band about 95% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 90 | 91 | 91 | 92 | 92 | 93 | 93 | 94 | 95 | 95 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 95 | 95 | 95 | 95 | 96 | 97 | 97 |
| Comfortable (%) | 8 | 7 | 7 | 6 | 6 | 5 | 5 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 3 | 3 | 3 |
| Humid (%) | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 |
| Dry (%) | Comfortable (%) | Humid (%) | |
|---|---|---|---|
| 1 | 90 | 8 | 2 |
| 2 | 91 | 7 | 2 |
| 3 | 91 | 7 | 2 |
| 4 | 92 | 6 | 2 |
| 5 | 92 | 6 | 2 |
| 6 | 93 | 5 | 2 |
| 7 | 93 | 5 | 2 |
| 8 | 94 | 4 | 2 |
| 9 | 95 | 4 | 1 |
| 10 | 95 | 4 | 1 |
| 11 | 96 | 3 | 1 |
| 12 | 96 | 3 | 1 |
| 13 | 96 | 3 | 1 |
| 14 | 96 | 3 | 1 |
| 15 | 96 | 3 | 1 |
| 16 | 96 | 3 | 1 |
| 17 | 96 | 3 | 1 |
| 18 | 96 | 3 | 1 |
| 19 | 96 | 3 | 1 |
| 20 | 96 | 3 | 1 |
| 21 | 96 | 3 | 1 |
| 22 | 96 | 3 | 1 |
| 23 | 96 | 3 | 1 |
| 24 | 95 | 4 | 1 |
| 25 | 95 | 4 | 1 |
| 26 | 95 | 4 | 1 |
| 27 | 95 | 4 | 1 |
| 28 | 96 | 3 | 1 |
| 29 | 97 | 3 | 0 |
| 30 | 97 | 3 | 0 |
Wind in November
Winds average 7 mph in November.
Across November, daily wind ranges from about 7 mph on the calmest days to 7 mph at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (mph) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (mph) | Feels | |
|---|---|---|
| 1 | 7 | calm |
| 2 | 7 | calm |
| 3 | 7 | calm |
| 4 | 7 | calm |
| 5 | 7 | calm |
| 6 | 7 | calm |
| 7 | 7 | calm |
| 8 | 7 | calm |
| 9 | 7 | calm |
| 10 | 7 | calm |
| 11 | 7 | calm |
| 12 | 7 | calm |
| 13 | 7 | calm |
| 14 | 7 | calm |
| 15 | 7 | calm |
| 16 | 7 | calm |
| 17 | 7 | calm |
| 18 | 7 | calm |
| 19 | 7 | calm |
| 20 | 7 | calm |
| 21 | 7 | calm |
| 22 | 7 | calm |
| 23 | 7 | calm |
| 24 | 7 | calm |
| 25 | 7 | calm |
| 26 | 7 | calm |
| 27 | 7 | calm |
| 28 | 7 | calm |
| 29 | 7 | calm |
| 30 | 7 | calm |
Sunrise & sunset in November
Daylight runs from about 10 h 18 min at the start of November to 9 h 30 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 48 minutes over November. Sunrise moves from 6:43 AM to 7:14 AM, and sunset from 5:03 PM to 4:44 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 10.3 | 10.3 | 10.3 | 10.2 | 10.2 | 10.2 | 10.1 | 10.1 | 10.1 | 10.0 | 10.0 | 10.0 | 9.9 | 9.9 | 9.9 | 9.8 | 9.8 | 9.8 | 9.8 | 9.7 | 9.7 | 9.7 | 9.6 | 9.6 | 9.6 | 9.6 | 9.6 | 9.5 | 9.5 | 9.5 |
| Sunrise (AM) | 6:43 | 6:44 | 6:45 | 6:46 | 6:48 | 6:49 | 6:50 | 6:51 | 6:52 | 6:53 | 6:54 | 6:55 | 6:56 | 6:58 | 6:59 | 7:00 | 7:01 | 7:02 | 7:03 | 7:04 | 7:05 | 7:06 | 7:07 | 7:08 | 7:09 | 7:10 | 7:11 | 7:12 | 7:13 | 7:14 |
| Sunset (PM) | 5:03 | 5:02 | 5:01 | 5:00 | 4:59 | 4:58 | 4:57 | 4:56 | 4:56 | 4:55 | 4:54 | 4:53 | 4:52 | 4:52 | 4:51 | 4:50 | 4:50 | 4:49 | 4:48 | 4:48 | 4:47 | 4:47 | 4:46 | 4:46 | 4:45 | 4:45 | 4:45 | 4:44 | 4:44 | 4:44 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 10.3 | 6:43 | 5:03 |
| 2 | 10.3 | 6:44 | 5:02 |
| 3 | 10.3 | 6:45 | 5:01 |
| 4 | 10.2 | 6:46 | 5:00 |
| 5 | 10.2 | 6:48 | 4:59 |
| 6 | 10.2 | 6:49 | 4:58 |
| 7 | 10.1 | 6:50 | 4:57 |
| 8 | 10.1 | 6:51 | 4:56 |
| 9 | 10.1 | 6:52 | 4:56 |
| 10 | 10.0 | 6:53 | 4:55 |
| 11 | 10.0 | 6:54 | 4:54 |
| 12 | 10.0 | 6:55 | 4:53 |
| 13 | 9.9 | 6:56 | 4:52 |
| 14 | 9.9 | 6:58 | 4:52 |
| 15 | 9.9 | 6:59 | 4:51 |
| 16 | 9.8 | 7:00 | 4:50 |
| 17 | 9.8 | 7:01 | 4:50 |
| 18 | 9.8 | 7:02 | 4:49 |
| 19 | 9.8 | 7:03 | 4:48 |
| 20 | 9.7 | 7:04 | 4:48 |
| 21 | 9.7 | 7:05 | 4:47 |
| 22 | 9.7 | 7:06 | 4:47 |
| 23 | 9.6 | 7:07 | 4:46 |
| 24 | 9.6 | 7:08 | 4:46 |
| 25 | 9.6 | 7:09 | 4:45 |
| 26 | 9.6 | 7:10 | 4:45 |
| 27 | 9.6 | 7:11 | 4:45 |
| 28 | 9.5 | 7:12 | 4:44 |
| 29 | 9.5 | 7:13 | 4:44 |
| 30 | 9.5 | 7:14 | 4:44 |
Solar energy in November
Average shortwave solar energy reaching the ground each day in November, about 2.41 kWh/m².
For context, solar energy here swings from a low near 1.95 kWh/m² to a high of 6.15 kWh/m² in June across the year — November's 2.41 kWh/m² sits near the bottom.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 2.8 | 2.8 | 2.8 | 2.7 | 2.7 | 2.7 | 2.6 | 2.6 | 2.6 | 2.6 | 2.5 | 2.5 | 2.5 | 2.5 | 2.4 | 2.4 | 2.4 | 2.4 | 2.3 | 2.3 | 2.3 | 2.3 | 2.2 | 2.2 | 2.2 | 2.2 | 2.1 | 2.1 | 2.1 | 2.1 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 2.8 | Moderate |
| 2 | 2.8 | Moderate |
| 3 | 2.8 | Moderate |
| 4 | 2.7 | Moderate |
| 5 | 2.7 | Moderate |
| 6 | 2.7 | Moderate |
| 7 | 2.6 | Moderate |
| 8 | 2.6 | Moderate |
| 9 | 2.6 | Moderate |
| 10 | 2.6 | Moderate |
| 11 | 2.5 | Moderate |
| 12 | 2.5 | Moderate |
| 13 | 2.5 | Moderate |
| 14 | 2.5 | Moderate |
| 15 | 2.4 | Moderate |
| 16 | 2.4 | Moderate |
| 17 | 2.4 | Moderate |
| 18 | 2.4 | Moderate |
| 19 | 2.3 | Moderate |
| 20 | 2.3 | Moderate |
| 21 | 2.3 | Moderate |
| 22 | 2.3 | Moderate |
| 23 | 2.2 | Moderate |
| 24 | 2.2 | Moderate |
| 25 | 2.2 | Moderate |
| 26 | 2.2 | Moderate |
| 27 | 2.1 | Moderate |
| 28 | 2.1 | Moderate |
| 29 | 2.1 | Moderate |
| 30 | 2.1 | Moderate |
Is November a good time to visit Chantilly?
Our two travel scores rate November for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
November is a weaker month for outdoor sightseeing in Chantilly.
What to pack for Chantilly in November
From November's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In November, Chantilly sees daytime highs around 55°F and nights near 38°F. Worth packing: a warm layer. About 8 days see rain.
UV index in Chantilly in November
Clear-sky midday UV in November peaks around 3. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Chantilly peaks around July 11 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 2 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 7 | 6 | 4 | 3 | 2 |
| Level | Moderate | Moderate | High | High | Very high | Very high | Very high | Very high | High | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Moderate |
| Feb | 3 | Moderate |
| Mar | 5 | High |
| Apr | 6 | High |
| May | 8 | Very high |
| Jun | 9 | Very high |
| Jul | 9 | Very high |
| Aug | 7 | Very high |
| Sep | 6 | High |
| Oct | 4 | Moderate |
| Nov | 3 | Moderate |
| Dec | 2 | Low |
Air quality in Chantilly in November
Average fine-particle pollution (PM2.5) through the year — so you can see where November falls, not just the annual average.
Air quality in Chantilly is worst in July — around 17 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (November, 9 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 11 | 12 | 13 | 13 | 15 | 16 | 17 | 15 | 12 | 9 | 9 | 10 |
| Level | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 11 | Good |
| Feb | 12 | Moderate |
| Mar | 13 | Moderate |
| Apr | 13 | Moderate |
| May | 15 | Moderate |
| Jun | 16 | Moderate |
| Jul | 17 | Moderate |
| Aug | 15 | Moderate |
| Sep | 12 | Moderate |
| Oct | 9 | Good |
| Nov | 9 | Good |
| Dec | 10 | Good |
Where is Chantilly?
Chantilly sits at 38.9°N, 77.4°W, 322 ft above sea level, in United States. The nearest listed city is Oak Hill, 2.5 mi away.
Topography around Chantilly
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Chantilly.
Within 2 miles, the terrain around Chantilly has only modest variations in elevation — a maximum elevation change of 180 ft around an average of 328 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 768 ft; within 50 miles, large variations in elevation — a maximum elevation change of 3,609 ft.
The land around Chantilly is covered by trees (51%) and artificial surfaces (34%) within 2 miles, trees (67%) within 10 miles, and trees (66%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Chantilly (38.8943°, -77.4311°, elevation 322 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).