Reston, VA 20190 Hourly Weather

Fairfax County12:37 AM EDT38.96°N, 77.34°W

Next 48 hours

12 AM 3 AM 6 AM 9 AM 12 PM 3 PM 6 PM 9 PM Sat Oct 24 12 AM 3 AM 6 AM 9 AM 12 PM 3 PM 6 PM 9 PM 40° 45° 50° 55° 60° 65° %
TemperatureFeels likeChance of precipitationNight
Friday, October 2324 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 48° 45° 0% 0.00 in N 6 G12 80% 42° 0% 0
1 AM Clear 47° 44° 0% 0.00 in N 6 G13 86% 43° 0% 0
2 AM Clear 47° 44° 0% 0.00 in N 6 G13 86% 43° 0% 0
3 AM Clear 47° 44° 0% 0.00 in N 7 G14 89% 44° 0% 0
4 AM Clear 47° 44° 0% 0.00 in N 7 G14 89% 44° 1% 0
5 AM Clear 47° 44° 0% 0.00 in N 7 G14 93% 45° 3% 0
6 AM Sunny 47° 44° 0% 0.00 in N 7 G14 89% 44° 4% 0
7 AM Sunny 47° 44° 0% 0.00 in N 7 G13 86% 43° 5% 0
8 AM Sunny 47° 44° 0% 0.00 in N 6 G13 86% 43° 4% 0
9 AM Sunny 49° 46° 0% 0.00 in N 7 G13 83% 44° 2% 1
10 AM Sunny 54° 54° 0% 0.00 in NE 7 G13 66% 43° 5% 2
11 AM Sunny 57° 57° 0% 0.00 in NE 7 G13 59% 43° 11% 3
12 PM Sunny 60° 60° 0% 0.00 in NE 7 47% 40° 14% 4
1 PM Sunny 61° 61° 0% 0.00 in NE 6 41% 37° 11% 4
2 PM Sunny 62° 62° 0% 0.00 in NE 6 36% 35° 10% 3
3 PM Sunny 63° 63° 0% 0.00 in NE 6 35% 35° 15% 2
4 PM Sunny 62° 62° 0% 0.00 in NE 6 36% 35° 8% 1
5 PM Sunny 61° 61° 0% 0.00 in NE 6 39% 36° 6% 0
6 PM Clear 60° 60° 0% 0.00 in NE 5 42% 37° 1% 0
7 PM Clear 55° 55° 0% 0.00 in NE 5 53% 38° 1% 0
8 PM Clear 51° 51° 0% 0.00 in NE 3 63% 39° 3% 0
9 PM Clear 49° 49° 0% 0.00 in E 2 68% 39° 3% 0
10 PM Clear 47° 47° 0% 0.00 in E 2 76% 40° 3% 0
11 PM Mostly Clear 45° 45° 0% 0.00 in E 2 82% 40° 10% 0
Saturday, October 2424 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 45° 45° 0% 0.00 in E 1 86% 41° 11% 0
1 AM Clear 44° 44° 0% 0.00 in NE 1 89% 41° 2% 0
2 AM Clear 43° 43° 0% 0.00 in NE 1 93% 41° 3% 0
3 AM Mostly Clear 43° 43° 0% 0.00 in NE 1 93% 41° 8% 0
4 AM Mostly Clear 43° 43° 0% 0.00 in N 1 89% 40° 14% 0
5 AM Mostly Clear 42° 42° 0% 0.00 in N 1 89% 39° 18% 0
6 AM Mostly Sunny 41° 41° 0% 0.00 in N 1 89% 38° 31% 0
7 AM Mostly Sunny 41° 41° 0% 0.00 in N 1 85% 37° 37% 0
8 AM Sunny 41° 41° 0% 0.00 in N 2 92% 39° 25% 0
9 AM Mostly Sunny 45° 45° 0% 0.00 in NE 2 86% 41° 30% 1
10 AM Sunny 51° 51° 0% 0.00 in NE 2 71% 42° 17% 2
11 AM Sunny 56° 56° 0% 0.00 in E 2 59% 42° 3% 3
12 PM Sunny 59° 59° 0% 0.00 in E 2 51% 41° 5% 3
1 PM Sunny 61° 61° 0% 0.00 in E 3 46% 40° 6% 4
2 PM Sunny 62° 62° 0% 0.00 in E 3 43% 39° 8% 3
3 PM Sunny 63° 63° 0% 0.00 in E 3 41% 39° 9% 2
4 PM Sunny 63° 63° 0% 0.00 in E 3 41% 39° 11% 1
5 PM Sunny 61° 61° 0% 0.00 in E 3 46% 40° 12% 0
6 PM Mostly Clear 58° 58° 0% 0.00 in E 3 53% 41° 9% 0
7 PM Mostly Clear 54° 54° 0% 0.00 in E 3 61% 41° 7% 0
8 PM Clear 50° 49° 0% 0.00 in E 3 74% 42° 4% 0
9 PM Clear 47° 47° 0% 0.00 in E 2 83% 42° 5% 0
10 PM Mostly Clear 45° 45° 0% 0.00 in E 2 89% 42° 7% 0
11 PM Mostly Clear 44° 44° 0% 0.00 in E 1 93% 42° 8% 0
Sunday, October 2524 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 43° 43° 0% 0.00 in E 1 96% 42° 6% 0
1 AM Clear 42° 42° 0% 0.00 in Calm 96% 41° 3% 0
2 AM Clear 42° 42° 0% 0.00 in Calm 100% 42° 1% 0
3 AM Clear 42° 42° 0% 0.00 in Calm 100% 42° 3% 0
4 AM Clear 42° 42° 0% 0.00 in Calm 100% 42° 4% 0
5 AM Mostly Clear 42° 42° 0% 0.00 in Calm 100% 42° 6% 0
6 AM Sunny 41° 41° 0% 0.00 in Calm 100% 41° 8% 0
7 AM Sunny 40° 40° 0% 0.00 in N 1 100% 40° 9% 0
8 AM Sunny 41° 41° 0% 0.00 in N 1 100% 41° 11% 0
9 AM Sunny 45° 45° 0% 0.00 in N 1 93% 43° 9% 1
10 AM Sunny 51° 51° 0% 0.00 in NE 1 77% 44° 7% 2
11 AM Sunny 56° 56° 0% 0.00 in E 1 69% 46° 5% 3
12 PM Sunny 60° 60° 0% 0.00 in E 1 60% 46° 5% 4
1 PM Sunny 62° 62° 0% 0.00 in SE 1 56% 46° 5% 4
2 PM Sunny 64° 64° 0% 0.00 in S 1 50% 45° 5% 3
3 PM Sunny 66° 66° 0% 0.00 in S 1 47% 45° 5% –
4 PM Sunny 66° 66° 0% 0.00 in S 2 47% 45° 6% –
5 PM Sunny 65° 65° 0% 0.00 in S 2 48% 45° 6% –
6 PM Clear 62° 62° 0% 0.00 in S 2 56% 46° 5% –
7 PM Clear 58° 58° 0% 0.00 in S 1 67% 47° 3% –
8 PM Clear 55° 55° 0% 0.00 in SE 1 77% 48° 1% –
9 PM Clear 52° 52° 0% 0.00 in SE 1 86% 48° 1% –
10 PM Clear 49° 49° 0% 0.00 in Calm 96% 48° 1% –
11 PM Clear 47° 47° 0% 0.00 in Calm 100% 47° 1% –
Monday, October 2624 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 46° 46° 0% 0.00 in Calm 100% 46° 1% –
1 AM Clear 45° 45° 0% 0.00 in Calm 100% 45° 1% –
2 AM Clear 45° 45° 0% 0.00 in Calm 96% 44° 2% –
3 AM Clear 44° 44° 0% 0.00 in Calm 100% 44° 2% –
4 AM Clear 44° 44° 0% 0.00 in W 1 96% 43° 2% –
5 AM Clear 43° 43° 0% 0.00 in W 1 100% 43° 2% –
6 AM Sunny 42° 42° 0% 0.00 in W 1 100% 42° 2% –
7 AM Sunny 41° 41° 0% 0.00 in W 2 100% 41° 2% –
8 AM Sunny 42° 42° 0% 0.00 in W 2 100% 42° 7% –
9 AM Sunny 46° 46° 0% 0.00 in W 2 93% 44° 7% –
10 AM Sunny 52° 52° 0% 0.00 in W 2 83% 47° 7% –
11 AM Sunny 57° 57° 0% 0.00 in W 2 75% 49° 7% –
12 PM Sunny 61° 61° 0% 0.00 in W 2 65% 49° 7% –
1 PM Sunny 64° 64° 0% 0.00 in NW 3 58% 49° 7% –
2 PM Sunny 66° 66° 0% 0.00 in NW 3 52% 48° 4% –
3 PM Sunny 68° 68° 0% 0.00 in NW 3 49% 48° 4% –
4 PM Sunny 69° 69° 0% 0.00 in NW 2 47% 48° 4% –
5 PM Sunny 68° 68° 0% 0.00 in NW 2 49% 48° 4% –
6 PM Clear 65° 65° 0% 0.00 in NW 2 56% 49° 4% –
7 PM Clear 62° 62° 0% 0.00 in W 1 62% 49° 4% –
8 PM Mostly Clear 58° 58° 0% – W 1 75% 50° 6% –
9 PM Mostly Clear 55° 55° 0% – W 1 83% 50° 6% –
10 PM Mostly Clear 53° 53° 0% – NW 2 89% 50° 6% –
11 PM Mostly Clear 51° 51° 0% – NW 2 96% 50° 6% –
Tuesday, October 2724 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 50° 50° 0% – NW 2 100% 50° 6% –
1 AM Mostly Clear 49° 48° 0% – NW 3 100% 49° 6% –
2 AM Mostly Clear 49° 48° 0% – NW 3 G8 100% 49° 17% –
3 AM Mostly Clear 49° 47° 0% – NW 5 100% 49° 17% –
4 AM Mostly Clear 49° 47° 0% – NW 5 G10 96% 48° 17% –
5 AM Mostly Clear 49° 47° 0% – N 6 G12 96% 48° 17% –
6 AM Sunny 48° 45° 0% – N 6 G13 96% 47° 17% –
7 AM Sunny 48° 45° 0% – N 6 G13 96% 47° 17% –
8 AM Mostly Sunny 49° 47° 0% – N 6 G13 93% 47° 27% –
9 AM Mostly Sunny 52° 52° 0% – N 6 G13 86% 48° 27% –
10 AM Mostly Sunny 56° 56° 0% – N 7 G13 77% 49° 27% –
11 AM Mostly Sunny 60° 60° 0% – N 7 69% 50° 27% –
12 PM Mostly Sunny 63° 63° 0% – N 7 62% 50° 27% –
1 PM Mostly Sunny 66° 66° 0% – N 6 56% 50° 27% –
2 PM Mostly Sunny 67° 67° 0% – N 6 54% 50° 26% –
3 PM Mostly Sunny 68° 68° 0% – N 6 52% 50° 26% –
4 PM Mostly Sunny 67° 67° 0% – N 5 52% 49° 26% –
5 PM Mostly Sunny 66° 66° 0% – N 5 54% 49° 26% –
6 PM Partly Cloudy 64° 64° 0% – NE 5 58% 49° 26% –
7 PM Partly Cloudy 61° 61° 0% – NE 3 G8 67% 50° 26% –
8 PM Partly Cloudy 58° 58° 0% – NE 3 G8 75% 50° 29% –
9 PM Partly Cloudy 56° 56° 0% – NE 3 G8 80% 50° 29% –
10 PM Partly Cloudy 54° 54° 0% – NE 2 86% 50° 29% –
11 PM Partly Cloudy 52° 52° 0% – NE 2 93% 50° 29% –
Wednesday, October 2824 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Partly Cloudy 51° 51° 0% – NE 2 93% 49° 29% –
1 AM Partly Cloudy 50° 50° 0% – E 2 96% 49° 29% –
2 AM Mostly Cloudy 49° 49° 0% – E 2 96% 48° 51% –
3 AM Mostly Cloudy 48° 48° 0% – E 2 100% 48° 51% –
4 AM Mostly Cloudy 48° 47° 0% – NE 3 96% 47° 51% –
5 AM Mostly Cloudy 48° 47° 0% – NE 3 96% 47° 51% –
6 AM Partly Sunny 47° 46° 0% – NE 3 96% 46° 51% –
7 AM Partly Sunny 47° 46° 0% – NE 3 G8 96% 46° 51% –
8 AM Partly Sunny 48° 47° 2% – NE 3 G8 93% 46° 63% –
9 AM Partly Sunny 51° 51° 2% – NE 3 G8 86% 47° 63% –
10 AM Partly Sunny 54° 54° 2% – E 5 80% 48° 63% –
11 AM Partly Sunny 57° 57° 2% – E 5 75% 49° 63% –
12 PM Partly Sunny 59° 59° 2% – E 5 69% 49° 63% –
1 PM Partly Sunny 61° 61° 2% – SE 5 65% 49° 63% –
2 PM Partly Sunny 62° 62° 1% – SE 5 62% 49° 64% –
3 PM Partly Sunny 63° 63° 1% – SE 5 60% 49° 64% –
4 PM Partly Sunny 63° 63° 1% – SE 5 60% 49° 64% –
5 PM Partly Sunny 63° 63° 1% – SE 5 60% 49° 64% –
6 PM Mostly Cloudy 61° 61° 1% – SE 5 65% 49° 64% –
7 PM Mostly Cloudy 59° 59° 1% – SE 5 72% 50° 64% –
8 PM Mostly Cloudy 57° 57° 1% – SE 5 77% 50° 61% –
9 PM Mostly Cloudy 55° 55° 1% – SE 5 83% 50° 61% –
10 PM Mostly Cloudy 53° 53° 1% – SE 3 G8 93% 51° 61% –
11 PM Mostly Cloudy 52° 52° 1% – SE 3 G8 96% 51° 61% –
Thursday, October 2911 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 51° 51° 1% – SE 3 G8 100% 51° 61% –
1 AM Mostly Cloudy 50° 50° 1% – SE 2 100% 50° 61% –
2 AM Partly Cloudy 50° 50° 3% – SE 2 100% 50° 50% –
3 AM Partly Cloudy 50° 50° 3% – SE 2 100% 50° 50% –
4 AM Partly Cloudy 50° 50° 3% – SE 2 96% 49° 50% –
5 AM Partly Cloudy 50° 50° 3% – SE 2 96% 49° 50% –
6 AM Mostly Sunny 49° 49° 3% – SE 2 100% 49° 50% –
7 AM Mostly Sunny 49° 49° 3% – SE 2 100% 49° 50% –
8 AM Mostly Sunny 49° 49° 6% – SE 2 100% 49° 40% –
9 AM Mostly Sunny 51° 51° 6% – S 3 96% 50° 40% –
10 AM Mostly Sunny 55° 55° 6% – S 3 86% 51° 40% –

National Weather Service forecast updated 1 hr 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 4Conservative index and reflects what the press published. Terms of use.