Mount Vernon, VA Hourly Weather

Fairfax County8:15 AM EDT38.71°N, 77.10°WElevation 33 ft

Next 48 hours

8 AM 11 AM 2 PM 5 PM 8 PM 11 PM Sun Oct 25 2 AM 5 AM 8 AM 11 AM 2 PM 5 PM 8 PM 11 PM Mon Oct 26 2 AM 5 AM 35° 40° 45° 50° 55° 60° 65° %
TemperatureFeels likeChance of precipitationNight
Saturday, October 2416 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds
8 AM Patchy Fog 40° 40° 0% 0.00 in N 2 92% 38° 11%
9 AM Sunny 48° 48° 0% 0.00 in NE 2 74% 40° 17%
10 AM Sunny 53° 53° 0% 0.00 in NE 2 64% 41° 7%
11 AM Sunny 57° 57° 0% 0.00 in NE 3 57% 42° 4%
12 PM Sunny 60° 60° 0% 0.00 in E 3 49% 41° 3%
1 PM Sunny 62° 62° 0% 0.00 in E 3 44% 40° 11%
2 PM Sunny 63° 63° 0% 0.00 in E 3 41% 39° 16%
3 PM Sunny 64° 64° 0% 0.00 in E 3 40% 39° 14%
4 PM Sunny 64° 64° 0% 0.00 in E 3 41% 40° 6%
5 PM Sunny 63° 63° 0% 0.00 in E 3 43% 40° 6%
6 PM Clear 59° 59° 0% 0.00 in E 3 51% 41° 4%
7 PM Clear 54° 54° 0% 0.00 in E 3 61% 41° 2%
8 PM Clear 49° 49° 0% 0.00 in E 2 74% 41° 4%
9 PM Clear 47° 47° 0% 0.00 in E 1 79% 41° 2%
10 PM Clear 45° 45° 0% 0.00 in E 1 86% 41° 2%
11 PM Patchy Fog 43° 43° 0% 0.00 in E 1 93% 41° 2%
Sunday, October 2524 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds
12 AM Patchy Fog 42° 42° 0% 0.00 in E 1 96% 41° 2%
1 AM Patchy Fog 41° 41° 0% 0.00 in E 1 100% 41° 2%
2 AM Patchy Fog 40° 40° 0% 0.00 in E 1 100% 40° 2%
3 AM Patchy Fog 40° 40° 0% 0.00 in NE 1 100% 40° 2%
4 AM Patchy Fog 39° 39° 0% 0.00 in NE 1 100% 39° 3%
5 AM Patchy Fog 39° 39° 0% 0.00 in N 1 100% 39° 3%
6 AM Patchy Fog 38° 38° 0% 0.00 in N 1 100% 38° 5%
7 AM Patchy Frost 37° 37° 0% 0.00 in N 2 100% 37° 8%
8 AM Patchy Fog 39° 39° 0% 0.00 in N 2 100% 39° 10%
9 AM Sunny 44° 44° 0% 0.00 in N 2 89% 41° 8%
10 AM Sunny 51° 51° 0% 0.00 in NE 2 74% 43° 5%
11 AM Sunny 57° 57° 0% 0.00 in NE 2 64% 45° 3%
12 PM Sunny 61° 61° 0% 0.00 in NE 2 56% 45° 3%
1 PM Sunny 64° 64° 0% 0.00 in E 1 48% 44° 3%
2 PM Sunny 65° 65° 0% 0.00 in SE 1 46% 44° 3%
3 PM Sunny 67° 67° 0% 0.00 in SE 1 42% 43° 3%
4 PM Sunny 67° 67° 0% 0.00 in SE 1 42% 43° 4%
5 PM Sunny 65° 65° 0% 0.00 in SE 1 45% 43° 4%
6 PM Clear 61° 61° 0% 0.00 in SE 1 51% 43° 4%
7 PM Clear 56° 56° 0% 0.00 in SE 2 64% 44° 4%
8 PM Clear 51° 51° 0% 0.00 in SE 2 77% 44° 4%
9 PM Clear 49° 49° 0% 0.00 in SE 1 83% 44° 3%
10 PM Clear 47° 47° 0% 0.00 in SE 1 86% 43° 3%
11 PM Clear 46° 46° 0% 0.00 in Calm 89% 43° 2%
Monday, October 2624 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds
12 AM Clear 45° 45° 0% 0.00 in Calm 89% 42° 2%
1 AM Clear 43° 43° 0% 0.00 in Calm 96% 42° 2%
2 AM Clear 42° 42° 0% 0.00 in Calm 100% 42° 2%
3 AM Clear 41° 41° 0% 0.00 in Calm 100% 41° 3%
4 AM Clear 41° 41° 0% 0.00 in W 1 100% 41° 3%
5 AM Clear 41° 41° 0% 0.00 in W 1 100% 41° 4%
6 AM Sunny 40° 40° 0% 0.00 in W 1 100% 40° 4%
7 AM Sunny 39° 39° 0% 0.00 in W 1 100% 39° 5%
8 AM Sunny 41° 41° 0% 0.00 in W 1 100% 41° 5%
9 AM Sunny 46° 46° 0% 0.00 in W 1 83% 41° 4%
10 AM Sunny 52° 52° 0% 0.00 in W 2 69% 42° 3%
11 AM Sunny 59° 59° 0% 0.00 in W 2 53% 42° 2%
12 PM Sunny 64° 64° 0% 0.00 in NW 2 46% 43° 2%
1 PM Sunny 67° 67° 0% 0.00 in NW 3 42% 43° 1%
2 PM Sunny 69° 69° 0% 0.00 in NW 3 40% 44° 1%
3 PM Sunny 70° 70° 0% 0.00 in NW 3 39% 44° 1%
4 PM Sunny 70° 70° 0% 0.00 in NW 2 41% 45° 2%
5 PM Sunny 68° 68° 0% 0.00 in NW 2 43% 45° 2%
6 PM Clear 65° 65° 0% 0.00 in NW 2 48% 45° 2%
7 PM Clear 61° 61° 0% 0.00 in NW 1 58% 46° 2%
8 PM Clear 59° 59° 0% – NW 1 62% 46° 2%
9 PM Clear 57° 57° 0% – NW 1 67% 46° 2%
10 PM Clear 55° 55° 0% – NW 2 72% 46° 2%
11 PM Clear 53° 53° 0% – NW 2 77% 46° 2%
Tuesday, October 2724 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds
12 AM Clear 52° 52° 0% – NW 2 80% 46° 2%
1 AM Clear 51° 51° 0% – NW 2 83% 46° 2%
2 AM Mostly Clear 51° 51° 0% – NW 2 83% 46° 8%
3 AM Mostly Clear 51° 51° 0% – NW 3 83% 46° 8%
4 AM Mostly Clear 50° 49° 0% – N 3 G9 86% 46° 8%
5 AM Mostly Clear 50° 48° 0% – N 5 G10 86% 46° 8%
6 AM Sunny 49° 47° 0% – N 6 G12 89% 46° 8%
7 AM Sunny 49° 47° 0% – N 6 G12 89% 46° 8%
8 AM Sunny 50° 47° 0% – N 7 86% 46° 11%
9 AM Sunny 53° 53° 0% – N 7 77% 46° 11%
10 AM Sunny 57° 57° 0% – N 7 69% 47° 11%
11 AM Sunny 61° 61° 0% – N 7 60% 47° 11%
12 PM Sunny 63° 63° 0% – N 7 56% 47° 11%
1 PM Sunny 65° 65° 0% – N 6 52% 47° 11%
2 PM Sunny 66° 66° 0% – N 6 50% 47° 12%
3 PM Sunny 67° 67° 0% – NE 6 49% 47° 12%
4 PM Sunny 68° 68° 0% – NE 5 45% 46° 12%
5 PM Sunny 67° 67° 0% – NE 5 47% 46° 12%
6 PM Mostly Clear 65° 65° 0% – NE 5 50% 46° 12%
7 PM Mostly Clear 62° 62° 0% – NE 3 G8 58% 47° 12%
8 PM Mostly Clear 59° 59° 0% – NE 3 64% 47° 22%
9 PM Mostly Clear 57° 57° 0% – NE 3 69% 47° 22%
10 PM Mostly Clear 55° 55° 0% – NE 3 74% 47° 22%
11 PM Mostly Clear 53° 53° 0% – NE 3 80% 47° 22%
Wednesday, October 2824 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds
12 AM Mostly Clear 52° 52° 0% – NE 3 83% 47° 22%
1 AM Mostly Clear 51° 51° 0% – NE 2 83% 46° 22%
2 AM Partly Cloudy 50° 50° 0% – NE 2 86% 46° 42%
3 AM Partly Cloudy 49° 49° 0% – NE 2 89% 46° 42%
4 AM Partly Cloudy 48° 48° 0% – NE 2 89% 45° 42%
5 AM Partly Cloudy 48° 48° 0% – NE 2 89% 45° 42%
6 AM Mostly Sunny 48° 48° 0% – NE 2 89% 45° 42%
7 AM Mostly Sunny 48° 47° 0% – NE 3 G8 89% 45° 42%
8 AM Partly Sunny 49° 48° 0% – NE 3 G8 89% 46° 54%
9 AM Partly Sunny 52° 52° 0% – NE 3 G8 83% 47° 54%
10 AM Partly Sunny 55° 55° 0% – NE 5 74% 47° 54%
11 AM Partly Sunny 58° 58° 0% – E 5 69% 48° 54%
12 PM Partly Sunny 60° 60° 0% – E 5 64% 48° 54%
1 PM Partly Sunny 62° 62° 0% – E 5 60% 48° 54%
2 PM Partly Sunny 63° 63° 0% – E 5 58% 48° 59%
3 PM Partly Sunny 64° 64° 0% – E 5 56% 48° 59%
4 PM Partly Sunny 64° 64° 0% – E 5 54% 47° 59%
5 PM Partly Sunny 64° 64° 0% – E 5 54% 47° 59%
6 PM Mostly Cloudy 63° 63° 0% – E 5 56% 47° 59%
7 PM Mostly Cloudy 60° 60° 0% – E 3 64% 48° 59%
8 PM Mostly Cloudy 58° 58° 0% – E 3 69% 48° 64%
9 PM Mostly Cloudy 56° 56° 0% – E 3 74% 48° 64%
10 PM Mostly Cloudy 54° 54° 0% – E 2 80% 48° 64%
11 PM Mostly Cloudy 52° 52° 0% – E 2 86% 48° 64%
Thursday, October 2915 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds
12 AM Mostly Cloudy 51° 51° 0% – E 2 89% 48° 64%
1 AM Mostly Cloudy 50° 50° 0% – E 1 93% 48° 64%
2 AM Mostly Cloudy 50° 50° 2% – E 1 93% 48° 56%
3 AM Mostly Cloudy 50° 50° 2% – E 1 93% 48° 56%
4 AM Mostly Cloudy 49° 49° 2% – NE 1 93% 47° 56%
5 AM Mostly Cloudy 49° 49° 2% – NE 1 93% 47° 56%
6 AM Partly Sunny 48° 48° 2% – NE 1 96% 47° 56%
7 AM Partly Sunny 48° 48° 2% – NE 1 96% 47° 56%
8 AM Partly Sunny 49° 49° 2% – NE 1 96% 48° 55%
9 AM Partly Sunny 52° 52° 2% – NE 2 89% 49° 55%
10 AM Partly Sunny 56° 56° 2% – E 2 80% 50° 55%
11 AM Partly Sunny 60° 60° 2% – E 3 72% 51° 55%
12 PM Partly Sunny 63° 63° 2% – E 3 67% 52° 55%
1 PM Partly Sunny 65° 65° 2% – SE 5 63% 52° 55%
2 PM Mostly Sunny 66° 66° 2% – S 5 61% 52° 39%

National Weather Service forecast updated 1 day 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.