Dulles Town Center, Virginia Climate
United States
Pop. 4,601 Elev. 94 m / 308 ft
TZ: America/New_York (UTC-4) ·
Summers in Dulles Town Center are warm, with July highs around 89°F (32°C), while winters are cold with January lows of 24°F (-4°C). Humidity pushes the summer feels-like temperature to around 106°F (41°C). Expect around 58 rainy days annually (37.6 in / 954 mm total), with snow on 5 days and 25 in (640 mm) of annual accumulation. The city averages 122 sunny days per year and around 37 thunderstorm days. Nearby lake water reaches 83°F (28°C) in summer.
| Temperature | 89°F (32°C) high | 24°F (-4°C) low |
| Feels like | 106°F (41°C) high | 18°F (-8°C) low |
| Rain | 58 days | 37.6 in (954 mm) /yr |
| Snow | 5 days | 25.2 in (640 mm) /yr |
| Sky | 122 sunny | 37 stormy |
| Wind | 2.2 mph (1.0 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Mar, Apr, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
41
Jan 53
Feb 47
Mar 67
Apr 74
May 58
Jun 62
Jul 53
Aug 60
Sep 46
Oct 49
Nov 60
Dec Humidity (%)
55
Jan 57
Feb 49
Mar 56
Apr 65
May 68
Jun 73
Jul 66
Aug 69
Sep 62
Oct 55
Nov 60
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 7 mi Washington Dulles International Airport (IAD)
Ski resort 27 mi Snow Riders
National park 9 mi Great Falls Park
Mountain peak
(4,928 ft) 275 mi Third Peak
Hospital 4 mi Inova Loudoun Hospital
Hiking trail 6 mi Reston Green Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 38°F 3°C | 24°F -4°C | 0.7 in 17 mm | 13.3 in338 mm | 16 |
| February | 46°F 8°C | 30°F -1°C | 2.5 in 64 mm | 7.4 in189 mm | 11 |
| March | 62°F 17°C | 41°F 5°C | 1.6 in 41 mm | — | 13 |
| April | 70°F 21°C | 50°F 10°C | 3.3 in 83 mm | — | 5 |
| May | 75°F 24°C | 58°F 14°C | 7.6 in 192 mm | — | 2 |
| June | 86°F 30°C | 67°F 19°C | 5.6 in 142 mm | — | 12 |
| July | 89°F 32°C | 73°F 23°C | 7.5 in 191 mm | — | 8 |
| August | 83°F 28°C | 65°F 18°C | 1.0 in 24 mm | — | 12 |
| September | 80°F 27°C | 61°F 16°C | 3.0 in 76 mm | — | 10 |
| October | 68°F 20°C | 49°F 9°C | 1.8 in 47 mm | — | 13 |
| November | 57°F 14°C | 40°F 4°C | 1.6 in 39 mm | 0.1 in2 mm | 14 |
| December | 43°F 6°C | 29°F -2°C | 1.5 in 38 mm | 4.3 in110 mm | 6 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 16 | 0 |
| February | 11 | 0 |
| March | 13 | 0 |
| April | 5 | 3 |
| May | 2 | 9 |
| June | 12 | 10 |
| July | 8 | 8 |
| August | 12 | 1 |
| September | 10 | 4 |
| October | 13 | 1 |
| November | 14 | 0 |
| December | 6 | 1 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 33°F 1°C |
| February | 33°F 1°C |
| March | 42°F 6°C |
| April | 53°F 12°C |
| May | 64°F 18°C |
| June | 75°F 24°C |
| July | 83°F 28°C |
| August | 75°F 24°C |
| September | 69°F 20°C |
| October | 60°F 16°C |
| November | 48°F 9°C |
| December | 36°F 2°C |