Reston, VA 20195 Hourly Weather

Fairfax County5:02 PM EDT38.83°N, 77.29°W

Next 48 hours

5 PM 8 PM 11 PM Sat Oct 24 2 AM 5 AM 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 40° 45° 50° 55° 60° 65° %
TemperatureFeels likeChance of precipitationNight
Friday, October 237 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
5 PM Mostly Sunny 63° 63° 0% 0.00 in NE 8 39% 38° 30% 0
6 PM Mostly Clear 60° 60° 0% 0.00 in E 6 G12 44% 38° 24% 0
7 PM Mostly Clear 55° 55° 0% 0.00 in E 6 55% 39° 19% 0
8 PM Mostly Clear 53° 53° 0% 0.00 in E 5 G10 59% 39° 13% 0
9 PM Mostly Clear 50° 49° 0% 0.00 in E 3 G9 68% 40° 8% 0
10 PM Clear 48° 47° 0% 0.00 in E 3 G8 80% 42° 5% 0
11 PM Mostly Clear 47° 46° 0% 0.00 in E 3 G8 76% 40° 8% 0
Saturday, October 2424 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 46° 45° 0% 0.00 in E 3 79% 40° 15% 0
1 AM Mostly Clear 44° 44° 0% 0.00 in E 2 86% 40° 23% 0
2 AM Mostly Clear 43° 43° 0% 0.00 in NE 2 86% 39° 19% 0
3 AM Mostly Clear 43° 43° 0% 0.00 in NE 2 86% 39° 13% 0
4 AM Mostly Clear 41° 41° 0% 0.00 in NE 2 89% 38° 8% 0
5 AM Mostly Clear 40° 40° 0% 0.00 in N 2 96% 39° 9% 0
6 AM Sunny 40° 40° 0% 0.00 in N 2 92% 38° 10% 0
7 AM Sunny 39° 39° 0% 0.00 in N 2 96% 38° 13% 0
8 AM Sunny 40° 38° 0% 0.00 in N 3 92% 38° 15% 0
9 AM Sunny 44° 42° 0% 0.00 in NE 3 93% 42° 16% 1
10 AM Sunny 50° 49° 0% 0.00 in NE 3 77% 43° 23% 2
11 AM Sunny 54° 54° 0% 0.00 in E 3 69% 44° 9% 3
12 PM Sunny 58° 58° 0% 0.00 in E 3 53% 41° 12% 4
1 PM Sunny 60° 60° 0% 0.00 in E 3 46% 39° 14% 4
2 PM Sunny 61° 61° 0% 0.00 in E 5 41% 37° 13% 3
3 PM Sunny 63° 63° 0% 0.00 in E 5 36% 36° 17% 2
4 PM Sunny 61° 61° 0% 0.00 in E 5 39% 36° 10% 1
5 PM Sunny 61° 61° 0% 0.00 in E 5 41% 37° 14% 0
6 PM Mostly Clear 58° 58° 0% 0.00 in E 3 47% 38° 14% 0
7 PM Clear 53° 53° 0% 0.00 in E 3 61% 40° 5% 0
8 PM Clear 51° 51° 0% 0.00 in E 3 68% 41° 2% 0
9 PM Clear 48° 48° 0% 0.00 in E 2 80% 42° 4% 0
10 PM Mostly Clear 46° 46° 0% 0.00 in E 2 86% 42° 8% 0
11 PM Mostly Clear 45° 45° 0% 0.00 in E 2 89% 42° 11% 0
Sunday, October 2524 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 44° 44° 0% 0.00 in E 2 93% 42° 7% 0
1 AM Clear 42° 42° 0% 0.00 in E 1 100% 42° 1% 0
2 AM Clear 42° 42° 0% 0.00 in NE 1 100% 42° 0% 0
3 AM Clear 41° 41° 0% 0.00 in NE 1 100% 41° 1% 0
4 AM Clear 40° 40° 0% 0.00 in N 1 100% 40° 3% 0
5 AM Clear 39° 39° 0% 0.00 in N 2 100% 39° 4% 0
6 AM Sunny 39° 39° 0% 0.00 in N 2 100% 39° 12% 0
7 AM Sunny 38° 38° 0% 0.00 in N 2 100% 38° 21% 0
8 AM Sunny 39° 39° 0% 0.00 in N 2 100% 39° 23% 0
9 AM Sunny 43° 43° 0% 0.00 in N 2 93% 41° 24% 1
10 AM Sunny 49° 49° 0% 0.00 in NE 2 80% 43° 24% 2
11 AM Sunny 55° 55° 0% 0.00 in NE 2 69% 45° 15% 3
12 PM Sunny 59° 59° 0% 0.00 in E 2 57% 44° 5% 4
1 PM Sunny 62° 62° 0% 0.00 in SE 2 50% 43° 4% 4
2 PM Sunny 63° 63° 0% 0.00 in S 2 46% 42° 4% 3
3 PM Sunny 65° 65° 0% 0.00 in S 2 43% 42° 4% 2
4 PM Sunny 65° 65° 0% 0.00 in SE 2 43% 42° 3% 1
5 PM Sunny 64° 64° 0% 0.00 in SE 2 45% 42° 3% 0
6 PM Clear 61° 61° 0% 0.00 in SE 2 51% 43° 2% 0
7 PM Clear 57° 57° 0% 0.00 in SE 1 62% 44° 2% 0
8 PM Clear 53° 53° 0% 0.00 in SE 1 74% 45° 1% 0
9 PM Clear 50° 50° 0% 0.00 in SE 1 83% 45° 1% 0
10 PM Clear 47° 47° 0% 0.00 in Calm 93% 45° 2% 0
11 PM Clear 45° 45° 0% 0.00 in Calm 100% 45° 2% 0
Monday, October 2624 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 44° 44° 0% 0.00 in Calm 100% 44° 2% 0
1 AM Clear 43° 43° 0% 0.00 in SW 1 100% 43° 2% 0
2 AM Clear 42° 42° 0% 0.00 in W 1 100% 42° 2% 0
3 AM Clear 41° 41° 0% 0.00 in W 1 100% 41° 5% 0
4 AM Mostly Clear 40° 40° 0% 0.00 in W 2 100% 40° 8% 0
5 AM Mostly Clear 40° 40° 0% 0.00 in W 2 100% 40° 11% 0
6 AM Sunny 38° 38° 0% 0.00 in W 2 100% 38° 12% 0
7 AM Patchy Frost 37° 37° 0% 0.00 in W 2 100% 37° 12% 0
8 AM Sunny 38° 38° 0% 0.00 in W 2 100% 38° 13% 0
9 AM Sunny 43° 43° 0% 0.00 in W 2 96% 42° 10% –
10 AM Sunny 49° 48° 0% 0.00 in W 3 83% 44° 6% –
11 AM Sunny 55° 55° 0% 0.00 in W 3 69% 45° 3% –
12 PM Sunny 60° 60° 0% 0.00 in NW 3 58% 45° 2% –
1 PM Sunny 64° 64° 0% 0.00 in NW 5 50% 45° 2% –
2 PM Sunny 66° 66° 0% 0.00 in NW 5 47% 45° 1% –
3 PM Sunny 68° 68° 0% 0.00 in NW 5 43% 45° 1% –
4 PM Sunny 69° 69° 0% 0.00 in NW 5 42% 45° 2% –
5 PM Sunny 67° 67° 0% 0.00 in NW 3 47% 46° 2% –
6 PM Clear 65° 65° 0% 0.00 in NW 2 50% 46° 2% –
7 PM Clear 61° 61° 0% 0.00 in NW 1 60% 47° 2% –
8 PM Clear 60° 60° 0% – NW 1 64% 48° 2% –
9 PM Clear 57° 57° 0% – NW 2 72% 48° 2% –
10 PM Clear 54° 54° 0% – W 2 80% 48° 2% –
11 PM Clear 52° 52° 0% – W 3 86% 48° 2% –
Tuesday, October 2724 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 51° 51° 0% – NW 3 89% 48° 2% –
1 AM Clear 51° 51° 0% – NW 5 89% 48° 2% –
2 AM Mostly Clear 51° 51° 0% – NW 5 89% 48° 9% –
3 AM Mostly Clear 51° 51° 0% – NW 6 89% 48° 9% –
4 AM Mostly Clear 50° 48° 0% – NW 6 G12 93% 48° 9% –
5 AM Mostly Clear 50° 47° 0% – NW 7 G13 93% 48° 9% –
6 AM Sunny 49° 46° 0% – N 7 G13 96% 48° 9% –
7 AM Sunny 49° 46° 0% – N 7 G13 93% 47° 9% –
8 AM Sunny 50° 47° 0% – N 7 G13 89% 47° 15% –
9 AM Sunny 53° 53° 0% – N 7 G13 83% 48° 15% –
10 AM Sunny 57° 57° 0% – N 7 75% 49° 15% –
11 AM Sunny 61° 61° 0% – N 7 67% 50° 15% –
12 PM Sunny 63° 63° 0% – N 7 62% 50° 15% –
1 PM Sunny 65° 65° 0% – N 6 58% 50° 15% –
2 PM Sunny 66° 66° 0% – N 6 54% 49° 16% –
3 PM Sunny 67° 67° 0% – N 6 52% 49° 16% –
4 PM Sunny 68° 68° 0% – NE 5 49% 48° 16% –
5 PM Sunny 67° 67° 0% – NE 5 50% 48° 16% –
6 PM Mostly Clear 65° 65° 0% – NE 5 54% 48° 16% –
7 PM Mostly Clear 62° 62° 0% – NE 3 G8 62% 49° 16% –
8 PM Mostly Clear 59° 59° 0% – NE 3 G8 69% 49° 25% –
9 PM Mostly Clear 57° 57° 0% – NE 3 75% 49° 25% –
10 PM Mostly Clear 55° 55° 0% – E 2 77% 48° 25% –
11 PM Mostly Clear 53° 53° 0% – E 2 83% 48° 25% –
Wednesday, October 2824 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 52° 52° 0% – E 2 86% 48° 25% –
1 AM Mostly Clear 51° 51° 0% – E 2 89% 48° 25% –
2 AM Mostly Cloudy 51° 51° 0% – E 2 89% 48° 57% –
3 AM Mostly Cloudy 50° 50° 0% – E 2 93% 48° 57% –
4 AM Mostly Cloudy 50° 50° 0% – E 2 89% 47° 57% –
5 AM Mostly Cloudy 49° 49° 0% – NE 2 93% 47° 57% –
6 AM Partly Sunny 48° 48° 0% – NE 2 96% 47° 57% –
7 AM Partly Sunny 48° 47° 0% – NE 3 G8 96% 47° 57% –
8 AM Partly Sunny 49° 48° 1% – E 3 G8 96% 48° 62% –
9 AM Partly Sunny 52° 52° 1% – E 3 G8 89% 49° 62% –
10 AM Partly Sunny 55° 55° 1% – E 5 80% 49° 62% –
11 AM Partly Sunny 58° 58° 1% – E 5 75% 50° 62% –
12 PM Partly Sunny 60° 60° 1% – E 5 69% 50° 62% –
1 PM Partly Sunny 62° 62° 1% – SE 5 65% 50° 62% –
2 PM Partly Sunny 63° 63° 0% – SE 5 62% 50° 66% –
3 PM Partly Sunny 64° 64° 0% – SE 5 60% 50° 66% –
4 PM Partly Sunny 64° 64° 0% – SE 6 60% 50° 66% –
5 PM Partly Sunny 64° 64° 0% – SE 6 60% 50° 66% –
6 PM Mostly Cloudy 62° 62° 0% – SE 6 65% 50° 66% –
7 PM Mostly Cloudy 60° 60° 0% – SE 5 72% 51° 66% –
8 PM Mostly Cloudy 58° 58° 0% – SE 5 77% 51° 67% –
9 PM Mostly Cloudy 56° 56° 0% – SE 5 83% 51° 67% –
10 PM Mostly Cloudy 54° 54° 0% – SE 3 90% 51° 67% –
11 PM Mostly Cloudy 53° 53° 0% – SE 3 93% 51° 67% –
Thursday, October 2924 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 52° 52° 0% – SE 3 96% 51° 67% –
1 AM Mostly Cloudy 52° 52° 0% – SE 3 96% 51° 67% –
2 AM Mostly Cloudy 52° 52° 2% – SE 3 96% 51° 59% –
3 AM Mostly Cloudy 51° 51° 2% – SE 3 100% 51° 59% –
4 AM Mostly Cloudy 50° 50° 2% – SE 2 100% 50° 59% –
5 AM Mostly Cloudy 50° 50° 2% – SE 2 100% 50° 59% –
6 AM Partly Sunny 50° 50° 2% – SE 2 100% 50° 59% –
7 AM Partly Sunny 50° 50° 2% – S 2 100% 50° 59% –
8 AM Partly Sunny 51° 51° 2% – S 2 96% 50° 59% –
9 AM Partly Sunny 54° 54° 2% – S 2 90% 51° 59% –
10 AM Partly Sunny 57° 57° 2% – S 3 86% 53° 59% –
11 AM Partly Sunny 61° 61° 2% – S 3 78% 54° 59% –
12 PM Partly Sunny 64° 64° 2% – S 5 73% 55° 59% –
1 PM Partly Sunny 66° 66° 2% – S 5 68% 55° 59% –
2 PM Mostly Sunny 67° 67° 2% – S 6 65% 55° 46% –
3 PM Mostly Sunny 68° 68° 2% – S 6 63% 55° 46% –
4 PM Mostly Sunny 68° 68° 2% – S 6 61% 54° 46% –
5 PM Mostly Sunny 68° 68° 2% – S 6 61% 54° 46% –
6 PM Partly Cloudy 67° 67° 2% – S 6 63% 54° 46% –
7 PM Partly Cloudy 64° 64° 2% – S 5 73% 55° 46% –
8 PM Partly Cloudy 62° 62° 3% – S 5 78% 55° 27% –
9 PM Partly Cloudy 60° 60° 3% – S 5 84% 55° 27% –
10 PM Partly Cloudy 58° 58° 3% – S 3 86% 54° 27% –
11 PM Partly Cloudy 56° 56° 3% – S 3 93% 54° 27% –
Friday, October 304 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Partly Cloudy 55° 55° 3% – S 3 96% 54° 27% –
1 AM Partly Cloudy 54° 54° 3% – SW 2 100% 54° 27% –
2 AM Partly Cloudy 54° 54° 3% – SW 2 100% 54° 32% –
3 AM Partly Cloudy 53° 53° 3% – SW 2 100% 53° 32% –

National Weather Service forecast updated 2 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.