Home   Weather   Town of Herndon   Hour-by-hour
Flag for USA

Hour-by-Hour Forecast for Town of Herndon, Virginia, USA

Currently: 78 °F. Passing clouds. (Weather station: Reagan National Airport, USA). See more current weather

Hour-by-hour Forecast in Town of Herndon — Graph

°F
Time
Wind
(mph)
Rain/Snow
()
Temp
(°F)
71
74
77
80
83
86
89
92
95
Tuesday, July 8, 2025
6 am
76
3
7 am
78
3
8 am
81
3
9 am
84
3
10 am
87
4
11 am
90
4
12 pm
92
6
1 pm
94
7
2 pm
95
8
0.02
3 pm
94
8
0.03
4 pm
91
7
0.05
5 pm
88
7
0.07
6 pm
87
4
0.1
7 pm
84
2
0.12
8 pm
81
2
0.09
9 pm
80
2
0.05
10 pm
78
2
0.02
11 pm
78
2
Wednesday, July 9, 2025
0.02
12 am
77
1
0.03
1 am
77
2
0.04
2 am
76
4
0.02
3 am
76
3
0.01
4 am
75
2
5 am
75
3
6 am
75
2
7 am
75
2
8 am
77
3
9 am
79
3
10 am
82
3
11 am
84
3
12 pm
86
4
1 pm
87
6
2 pm
89
7
3 pm
89
5
4 pm
89
4
5 pm
88
5
6 pm
86
3
0.01
7 pm
84
5
0.02
8 pm
81
9
0.03
9 pm
80
5
0.04
10 pm
78
1
0.04
11 pm
77
4
Thursday, July 10, 2025
0.04
12 am
76
4
0.03
1 am
76
4
0.03
2 am
75
5
0.02
3 am
75
5
0.02
4 am
74
5
5 am
74
5
0.01
6 am
74
5
0.02
7 am
74
6
0.02
8 am
75
6
0.02
9 am
77
5
10 am
80
5
11 am
83
4
12 pm
85
4
1 pm
86
4
2 pm
87
4
0.01
3 pm
85
3
0.02
4 pm
83
2
0.02
5 pm
81
2
0.03
6 pm
80
4
0.02
7 pm
80
7
0.02
8 pm
78
10
0.02
9 pm
77
8
0.01
10 pm
75
6
11 pm
75
4
Friday, July 11, 2025
12 am
74
4
1 am
74
3
2 am
73
3
3 am
73
3
4 am
73
3
5 am
73
4
6 am
72
3
7 am
73
3
8 am
74
2
9 am
78
3
10 am
81
3
11 am
83
4
12 pm
85
5
1 pm
88
6
2 pm
89
7
3 pm
90
5
4 pm
90
4
5 pm
89
2
6 pm
89
1
7 pm
87
2
8 pm
86
3
9 pm
83
3
10 pm
81
4
11 pm
79
4
Saturday, July 12, 2025
12 am
78
4
1 am
77
3
2 am
76
3
3 am
75
2
4 am
75
2
5 am
74
2
6 am
74
2
7 am
75
2
8 am
77
3
9 am
82
3
10 am
85
4
11 am
88
4
12 pm
90
4
1 pm
92
4
2 pm
93
5
3 pm
94
3
4 pm
94
2
5 pm
93
1
6 pm
92
3
7 pm
90
5
8 pm
87
7
9 pm
85
6
10 pm
83
5
11 pm
82
5
Sunday, July 13, 2025
12 am
81
4
1 am
81
4
2 am
80
4
3 am
79
3
4 am
78
3
5 am
76
3
6 am
76
2
7 am
78
2
8 am
80
1
9 am
83
1
10 am
85
2
11 am
87
4
12 pm
87
5
1 pm
88
5
2 pm
89
6
3 pm
90
5
4 pm
92
5
5 pm
92
5
6 pm
91
4
7 pm
89
5
8 pm
87
8
9 pm
86
6
10 pm
86
5
11 pm
85
5
Monday, July 14, 2025
12 am
83
5
1 am
80
5
2 am
78
5
3 am
78
5
4 am
77
5
5 am
76
5
6 am
76
6
7 am
77
6
8 am
79
7
9 am
83
7
10 am
86
7
11 am
89
8
12 pm
90
8
1 pm
92
8
2 pm
93
8
3 pm
92
7
4 pm
91
7
5 pm
89
7
6 pm
88
6
7 pm
86
4
8 pm
84
3
9 pm
81
2
10 pm
78
1
11 pm
77
1
Tuesday, July 15, 2025
12 am
76
0
1 am
74
1
Tue, Jul 8 at 6:00 am
76 °F
Sunny.
Feels Like: 77 °F
Humidity: 89%
Precipitation: Rain: 0 Snow: 0
Precipitation Chance: 11%
W
Wind: 3 mph

Detailed Hourly Forecast — Next 24 hours

Scroll right to see more
 ConditionsComfortPrecipitation
Time TempWeatherFeels LikeWind HumidityChanceAmount
6:00 am
Tue, Jul 8
76 °FSunny.77 °F3 mph89%11%0.00" (snow)
0.00" (rain)
7:00 am78 °FSunny.81 °F3 mph84%10%0.00" (snow)
0.00" (rain)
8:00 am81 °FSunny.86 °F3 mph77%0%0.00" (snow)
0.00" (rain)
9:00 am84 °FSunny.92 °F3 mph71%0%0.00" (snow)
0.00" (rain)
10:00 am87 °FSunny.96 °F4 mph65%0%0.00" (snow)
0.00" (rain)
11:00 am90 °FSunny.100 °F4 mph60%0%0.00" (snow)
0.00" (rain)
12:00 pm92 °FSunny.102 °F6 mph54%10%0.00" (snow)
0.00" (rain)
1:00 pm94 °FMostly sunny.104 °F7 mph50%10%0.00" (snow)
0.00" (rain)
2:00 pm95 °FMostly sunny.105 °F8 mph48%23%0.00" (snow)
0.00" (rain)
3:00 pm94 °FPassing showers. Scattered clouds.103 °F8 mph51%45%0.00" (snow)
0.02" (rain)
4:00 pm91 °FLight showers. Partly cloudy.100 °F7 mph57%41%0.00" (snow)
0.03" (rain)
5:00 pm88 °FLight showers. Broken clouds.97 °F7 mph63%36%0.00" (snow)
0.05" (rain)
6:00 pm87 °FThunderstorms. Broken clouds.95 °F4 mph66%36%0.00" (snow)
0.07" (rain)
7:00 pm84 °FThunderstorms. Cloudy.91 °F2 mph70%41%0.00" (snow)
0.10" (rain)
8:00 pm81 °FThunderstorms. Overcast.86 °F2 mph77%43%0.00" (snow)
0.12" (rain)
9:00 pm80 °FThunderstorms. Overcast.85 °F2 mph79%40%0.00" (snow)
0.09" (rain)
10:00 pm78 °FThunderstorms. Overcast.81 °F2 mph84%42%0.00" (snow)
0.05" (rain)
11:00 pm78 °FIsolated tstorms. Overcast.81 °F2 mph83%45%0.00" (snow)
0.02" (rain)
12:00 am
Wed, Jul 9
77 °FA few tstorms. Overcast.79 °F1 mph85%46%0.00" (snow)
0.02" (rain)
1:00 am77 °FA few tstorms. Overcast.78 °F2 mph86%47%0.00" (snow)
0.03" (rain)
2:00 am76 °FA few tstorms. Cloudy.77 °F4 mph87%45%0.00" (snow)
0.04" (rain)
3:00 am76 °FThundershowers. Cloudy.75 °F3 mph89%42%0.00" (snow)
0.02" (rain)
4:00 am75 °FPassing showers. Cloudy.74 °F2 mph89%38%0.00" (snow)
0.01" (rain)
5:00 am75 °FCloudy.74 °F3 mph90%10%0.00" (snow)
0.00" (rain)
* Updated Tuesday, July 8, 2025 3:42:26 am Town of Herndon time - Weather by CustomWeather, © 2025

14 days extended forecast