Ashburn, VA 20148 Hourly Weather

Loudoun County12:29 PM EDT39.01°N, 77.53°W

Next 48 hours

12 PM 3 PM 6 PM 9 PM Thu Oct 22 12 AM 3 AM 6 AM 9 AM 12 PM 3 PM 6 PM 9 PM Fri Oct 23 12 AM 3 AM 6 AM 9 AM 40° 45° 50° 55° 60° 65° %
TemperatureFeels likeChance of precipitationNight
Wednesday, October 2112 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 PM Sunny 59° 59° 0% 0.00 in N 9 G15 55% 43° 0% 4
1 PM Sunny 60° 60° 0% 0.00 in N 9 G15 53% 43° 0% 5
2 PM Sunny 62° 62° 0% 0.00 in N 9 G15 48% 42° 0% 4
3 PM Sunny 62° 62° 0% 0.00 in N 9 G15 48% 42° 0% 3
4 PM Sunny 63° 63° 0% 0.00 in N 9 G15 46% 42° 0% 1
5 PM Sunny 61° 61° 0% 0.00 in N 8 G14 49% 42° 0% 0
6 PM Clear 58° 58° 0% 0.00 in N 5 55% 42° 0% 0
7 PM Clear 55° 55° 0% 0.00 in N 6 61% 42° 0% 0
8 PM Clear 52° 52° 0% 0.00 in N 3 74% 44° 0% 0
9 PM Clear 49° 48° 0% 0.00 in N 3 83% 44° 0% 0
10 PM Clear 48° 47° 0% 0.00 in N 3 86% 44° 0% 0
11 PM Clear 47° 46° 0% 0.00 in NW 3 93% 45° 0% 0
Thursday, October 2224 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 46° 45° 0% 0.00 in NW 3 93% 44° 0% 0
1 AM Clear 45° 44° 0% 0.00 in NW 3 96% 44° 0% 0
2 AM Clear 44° 42° 0% 0.00 in NW 3 G8 96% 43° 0% 0
3 AM Mostly Clear 43° 41° 0% 0.00 in NW 3 G8 96% 42° 9% 0
4 AM Mostly Clear 42° 40° 0% 0.00 in NW 3 G8 100% 42° 10% 0
5 AM Mostly Clear 42° 39° 0% 0.00 in NW 5 96% 41° 12% 0
6 AM Sunny 42° 38° 0% 0.00 in NW 6 93% 40° 10% 0
7 AM Sunny 42° 38° 0% 0.00 in NW 7 G13 93% 40° 9% 0
8 AM Sunny 43° 38° 0% 0.00 in NW 8 G14 89% 40° 7% 0
9 AM Sunny 47° 43° 0% 0.00 in NW 9 G15 79% 41° 5% 1
10 AM Sunny 51° 51° 0% 0.00 in NW 10 G16 71% 42° 4% 2
11 AM Sunny 56° 56° 0% 0.00 in NW 10 G17 62% 43° 2% 3
12 PM Sunny 59° 59° 0% 0.00 in NW 10 G18 55% 43° 2% 4
1 PM Sunny 62° 62° 0% 0.00 in N 10 G18 48% 42° 3% 4
2 PM Sunny 64° 64° 0% 0.00 in N 10 G18 45% 42° 3% 4
3 PM Sunny 65° 65° 0% 0.00 in N 9 G18 45% 43° 3% 3
4 PM Sunny 65° 65° 0% 0.00 in N 9 G17 46% 44° 3% 1
5 PM Sunny 64° 64° 0% 0.00 in N 8 G16 50% 45° 3% 0
6 PM Clear 61° 61° 0% 0.00 in N 7 G15 58% 46° 3% 0
7 PM Clear 59° 59° 0% 0.00 in NW 7 G13 67% 48° 2% 0
8 PM Clear 56° 56° 0% 0.00 in NW 6 G12 77% 49° 2% 0
9 PM Clear 55° 55° 0% 0.00 in NW 6 G12 80% 49° 3% 0
10 PM Clear 54° 54° 0% 0.00 in N 6 G12 83% 49° 5% 0
11 PM Mostly Clear 53° 53° 0% 0.00 in N 6 G12 86% 49° 6% 0
Friday, October 2324 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 52° 52° 0% 0.00 in N 6 G13 86% 48° 7% 0
1 AM Mostly Clear 51° 51° 0% 0.00 in N 7 G13 89% 48° 7% 0
2 AM Mostly Clear 50° 47° 0% 0.00 in N 7 G14 89% 47° 8% 0
3 AM Mostly Clear 48° 45° 0% 0.00 in N 7 G14 96% 47° 10% –
4 AM Mostly Clear 47° 44° 0% 0.00 in N 7 G14 96% 46° 13% –
5 AM Mostly Clear 46° 42° 0% 0.00 in N 7 G14 100% 46° 15% –
6 AM Sunny 44° 40° 0% 0.00 in N 7 G14 100% 44° 12% –
7 AM Sunny 44° 40° 0% 0.00 in N 7 G14 100% 44° 10% –
8 AM Sunny 44° 40° 0% 0.00 in N 7 G14 96% 43° 7% –
9 AM Sunny 46° 42° 0% 0.00 in N 8 G15 86% 42° 6% –
10 AM Sunny 48° 44° 0% 0.00 in N 9 G16 80% 42° 4% –
11 AM Sunny 51° 51° 0% 0.00 in N 9 G16 68% 41° 3% –
12 PM Sunny 53° 53° 0% 0.00 in N 9 G16 61% 40° 3% –
1 PM Sunny 55° 55° 0% 0.00 in N 8 G15 55% 39° 2% –
2 PM Sunny 57° 57° 0% 0.00 in N 7 G14 49% 38° 2% –
3 PM Sunny 57° 57° 0% 0.00 in N 7 G13 47% 37° 2% –
4 PM Sunny 57° 57° 0% 0.00 in N 6 G13 47% 37° 2% –
5 PM Sunny 56° 56° 0% 0.00 in N 6 G12 49% 37° 2% –
6 PM Clear 54° 54° 0% 0.00 in NE 5 G10 57% 39° 2% –
7 PM Clear 51° 51° 0% 0.00 in NE 5 66% 40° 1% –
8 PM Clear 48° 48° 0% – NE 2 83% 43° 2% –
9 PM Clear 46° 46° 0% – NE 2 89% 43° 2% –
10 PM Clear 44° 44° 0% – NE 1 93% 42° 2% –
11 PM Clear 43° 43° 0% – NE 1 96% 42° 2% –
Saturday, October 2424 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 42° 42° 0% – NE 1 96% 41° 2% –
1 AM Clear 41° 41° 0% – N 1 100% 41° 2% –
2 AM Clear 40° 40° 0% – N 1 100% 40° 5% –
3 AM Clear 40° 40° 0% – N 1 100% 40° 5% –
4 AM Clear 39° 39° 0% – N 2 100% 39° 5% –
5 AM Clear 39° 39° 0% – N 2 100% 39° 5% –
6 AM Sunny 38° 38° 0% – N 2 100% 38° 5% –
7 AM Sunny 37° 37° 0% – N 2 100% 37° 5% –
8 AM Sunny 38° 38° 0% – N 2 100% 38° 2% –
9 AM Sunny 42° 42° 0% – N 2 93% 40° 2% –
10 AM Sunny 46° 46° 0% – NE 2 89% 43° 2% –
11 AM Sunny 51° 51° 0% – E 2 80% 45° 2% –
12 PM Sunny 54° 54° 0% – E 2 71% 45° 2% –
1 PM Sunny 56° 56° 0% – SE 2 64% 44° 2% –
2 PM Sunny 58° 58° 0% – SE 2 57% 43° 2% –
3 PM Sunny 59° 59° 0% – SE 2 55% 43° 2% –
4 PM Sunny 60° 60° 0% – SE 2 51% 42° 2% –
5 PM Sunny 59° 59° 0% – SE 2 55% 43° 2% –
6 PM Clear 57° 57° 0% – SE 2 64% 45° 2% –
7 PM Clear 53° 53° 0% – SE 1 80% 47° 2% –
8 PM Clear 50° 50° 0% – SE 1 93% 48° 3% –
9 PM Clear 48° 48° 0% – SE 1 100% 48° 3% –
10 PM Clear 46° 46° 0% – Calm 100% 46° 3% –
11 PM Clear 45° 45° 0% – Calm 100% 45° 3% –
Sunday, October 2524 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 44° 44° 0% – Calm 100% 44° 3% –
1 AM Clear 44° 44° 0% – SW 1 100% 44° 3% –
2 AM Mostly Clear 43° 43° 0% – SW 1 100% 43° 9% –
3 AM Mostly Clear 42° 42° 0% – SW 1 100% 42° 9% –
4 AM Mostly Clear 42° 42° 0% – W 1 100% 42° 9% –
5 AM Mostly Clear 41° 41° 0% – NW 1 100% 41° 9% –
6 AM Sunny 40° 40° 0% – NW 1 100% 40° 9% –
7 AM Sunny 39° 39° 0% – NW 1 100% 39° 9% –
8 AM Sunny 40° 40° 0% – NW 1 100% 40° 16% –
9 AM Sunny 44° 44° 0% – W 1 96% 43° 16% –
10 AM Sunny 49° 49° 0% – SW 1 89% 46° 16% –
11 AM Sunny 54° 54° 0% – SW 1 83% 49° 16% –
12 PM Sunny 58° 58° 0% – S 1 72% 49° 16% –
1 PM Sunny 60° 60° 0% – S 2 67% 49° 16% –
2 PM Sunny 62° 62° 0% – S 2 60% 48° 7% –
3 PM Sunny 63° 63° 0% – S 2 58% 48° 7% –
4 PM Sunny 64° 64° 0% – S 2 56% 48° 7% –
5 PM Sunny 63° 63° 0% – S 2 58% 48° 7% –
6 PM Mostly Clear 61° 61° 0% – S 2 65% 49° 7% –
7 PM Mostly Clear 57° 57° 0% – S 1 77% 50° 7% –
8 PM Mostly Clear 54° 54° 0% – S 1 90% 51° 13% –
9 PM Mostly Clear 52° 52° 0% – S 1 93% 50° 13% –
10 PM Mostly Clear 50° 50° 0% – S 1 96% 49° 13% –
11 PM Mostly Clear 48° 48° 0% – S 1 100% 48° 13% –
Monday, October 2624 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 47° 47° 0% – S 1 100% 47° 13% –
1 AM Mostly Clear 46° 46° 0% – SW 1 100% 46° 13% –
2 AM Mostly Clear 46° 46° 0% – SW 1 100% 46° 16% –
3 AM Mostly Clear 45° 45° 0% – SW 1 100% 45° 16% –
4 AM Mostly Clear 45° 45° 0% – W 1 100% 45° 16% –
5 AM Mostly Clear 44° 44° 0% – W 1 100% 44° 16% –
6 AM Sunny 43° 43° 0% – W 1 100% 43° 16% –
7 AM Sunny 43° 43° 0% – W 1 100% 43° 16% –
8 AM Sunny 44° 44° 0% – W 1 100% 44° 23% –
9 AM Sunny 47° 47° 0% – W 1 96% 46° 23% –
10 AM Sunny 51° 51° 0% – W 2 93% 49° 23% –
11 AM Sunny 56° 56° 0% – W 2 83% 51° 23% –
12 PM Sunny 60° 60° 0% – W 2 75% 52° 23% –
1 PM Sunny 64° 64° 0% – W 3 G8 65% 52° 23% –
2 PM Sunny 67° 67° 0% – W 3 G8 59% 52° 18% –
3 PM Sunny 69° 69° 0% – W 3 G8 55% 52° 18% –
4 PM Sunny 69° 69° 0% – W 3 G8 57% 53° 18% –
5 PM Sunny 68° 68° 0% – W 3 59% 53° 18% –
6 PM Mostly Clear 66° 66° 0% – W 3 65% 54° 18% –
7 PM Mostly Clear 62° 62° 0% – W 2 78% 55° 18% –
8 PM Partly Cloudy 59° 59° 0% – SW 2 87% 55° 31% –
9 PM Partly Cloudy 57° 57° 0% – W 2 93% 55° 31% –
10 PM Partly Cloudy 55° 55° 0% – W 2 96% 54° 31% –
11 PM Partly Cloudy 53° 53° 0% – W 2 100% 53° 31% –
Tuesday, October 2710 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Partly Cloudy 52° 52° 0% – W 2 100% 52° 31% –
1 AM Partly Cloudy 51° 51° 0% – W 3 100% 51° 31% –
2 AM Partly Cloudy 51° 51° 0% – W 3 100% 51° 34% –
3 AM Partly Cloudy 50° 49° 0% – NW 3 100% 50° 34% –
4 AM Partly Cloudy 50° 48° 0% – NW 5 100% 50° 34% –
5 AM Partly Cloudy 49° 47° 0% – NW 5 100% 49° 34% –
6 AM Mostly Sunny 48° 46° 0% – NW 5 100% 48° 34% –
7 AM Mostly Sunny 48° 45° 0% – NW 6 100% 48° 34% –
8 AM Mostly Sunny 49° 47° 0% – NW 6 G12 100% 49° 39% –
9 AM Mostly Sunny 52° 52° 0% – NW 6 G12 93% 50° 39% –

National Weather Service forecast updated 16 hrs ago. Precipitation amounts are the forecast liquid equivalent for each hour.

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Search index and reflects what the press published. Terms of use.