- Herndon, VA, US
| Temp ( °F °C ) | Dew Point ( °F °C ) | Humidity (%) | Winds ( mph kmh ) | Pressure ( in mb ) | Visibility ( mi km ) | Precip ( " mm ) | |||
|---|---|---|---|---|---|---|---|---|---|
| 12:52 am 00:52 |  |
Clear | 16 -8.9 | 6 -14.4 | 65 65 | undefined N/A | 29.82 1010 | 10 16 | 0.00 0.00 |
| 1:52 am 01:52 | |
Clear | 11 -11.7 | 5 -15 | 77 77 | S 7 11 | 29.81 1010 | 10 16 | 0.00 0.00 |
| 2:52 am 02:52 | |
Clear | 9 -12.8 | 3 -16.1 | 77 77 | S 7 11 | 29.80 1009 | 10 16 | 0.00 0.00 |
| 3:52 am 03:52 |  |
Cloudy | 11 -11.7 | 5 -15 | 77 77 | NNW 5 7 | 29.83 1010 | 10 16 | 0.00 0.00 |
| 4:52 am 04:52 | |
Clear | 9 -12.8 | 4 -15.6 | 80 80 | undefined N/A | 29.85 1011 | 10 16 | 0.00 0.00 |
| 5:52 am 05:52 | |
Clear | 8 -13.3 | 3 -16.1 | 80 80 | undefined N/A | 29.87 1012 | 10 16 | 0.00 0.00 |
| 6:52 am 06:52 |  |
Sunny | 11 -11.7 | 5 -15 | 77 77 | S 6 9 | 29.88 1012 | 10 16 | 0.00 0.00 |
| 7:52 am 07:52 |  |
Mostly Cloudy | 13 -10.6 | 7 -13.9 | 77 77 | S 3 6 | 29.91 1013 | 10 16 | 0.00 0.00 |
| 8:52 am 08:52 | |
Mostly Cloudy | 16 -8.9 | 9 -12.8 | 74 74 | Calm | 29.93 1014 | 10 16 | 0.00 0.00 |
| 9:52 am 09:52 | |
Mostly Cloudy | N/A | N/A | N/A | Calm | N/A | 10 16 | 0.00 0.00 |
| 9:59 am 09:59 | |
Mostly Cloudy | 32 0 | 30 -1 | 93 93 | Calm | 29.97 1015 | 10 16 | 0.00 0.00 |
| 10:26 am 10:26 | |
Mostly Cloudy | 28 -2 | 16 -9 | 59 59 | Calm | 29.97 1015 | 10 16 | 0.00 0.00 |
| 10:52 am 10:52 | |
Mostly Cloudy | 28 -2.2 | 15 -9.4 | 58 58 | SSW 3 6 | 29.96 1015 | 10 16 | 0.00 0.00 |
| 11:52 am 11:52 | |
Mostly Cloudy | 33 0.6 | 15 -9.4 | 47 47 | SSW 10 17 | 29.98 1015 | 10 16 | 0.00 0.00 |
| 12:52 pm 12:52 | |
Mostly Cloudy | 37 2.8 | 16 -8.9 | 42 42 | WSW 6 9 | 29.96 1015 | 10 16 | 0.00 0.00 |
| 1:52 pm 13:52 | |
Mostly Cloudy | 37 2.8 | 15 -9.4 | 41 41 | WSW 8 13 | 29.94 1014 | 10 16 | 0.00 0.00 |
| 2:52 pm 14:52 | |
Mostly Sunny | 38 3.3 | 15 -9.4 | 39 39 | VRB 3 6 | 29.93 1014 | N/A | 0.00 0.00 |
| 3:52 pm 15:52 | |
Mostly Cloudy | 38 3.3 | 15 -9.4 | 39 39 | SW 6 9 | 29.92 1013 | 10 16 | 0.00 0.00 |
| 4:52 pm 16:52 | |
Cloudy | 37 2.8 | 16 -8.9 | 42 42 | S 6 9 | 29.93 1013 | 10 16 | 0.00 0.00 |
| 5:52 pm 17:52 | |
Cloudy | 37 2.8 | 13 -10.6 | 37 37 | Calm | 29.94 1014 | 10 16 | 0.00 0.00 |
| 6:52 pm 18:52 | |
Cloudy | 33 0.6 | 18 -7.8 | 54 54 | Calm | 29.97 1015 | 10 16 | 0.00 0.00 |
| 7:52 pm 19:52 | |
Cloudy | 32 0 | 19 -7.2 | 59 59 | E 5 7 | 29.96 1015 | 10 16 | 0.00 0.00 |
| 8:52 pm 20:52 | |
Cloudy | 31 -0.6 | 20 -6.7 | 64 64 | Calm | 29.96 1015 | 10 16 | 0.00 0.00 |
| 9:52 pm 21:52 | |
Cloudy | 32 0 | 17 -8.3 | 54 54 | ESE 6 9 | 29.94 1014 | 10 16 | 0.00 0.00 |
| 10:48 pm 22:48 | |
Cloudy | 34 1 | 18 -8 | 51 51 | SSE 5 7 | 30.03 1017 | 10 16 | 0.00 0.00 |
| 10:52 pm 22:52 | |
Cloudy | 34 1.1 | 17 -8.3 | 50 50 | S 5 7 | 30.00 1016 | 10 16 | 0.00 0.00 |
| 11:52 pm 23:52 | |
Cloudy | 33 0.6 | 18 -7.8 | 54 54 | VRB 3 6 | 29.93 1014 | 10 16 | 0.00 0.00 |
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