- 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 | 72 22.2 | 64 17.8 | 76 76 | S 8 13 | 30.21 1023 | 10 16 | 0.00 0.00 |
| 1:52 am 01:52 |  |
Cloudy | 72 22.2 | 63 17.2 | 73 73 | S 6 9 | 30.21 1023 | 10 16 | 0.00 0.00 |
| 2:16 am 02:16 |  |
Cloudy with Light Rain | 71 21.7 | 64 17.8 | 79 79 | S 9 15 | 30.20 1023 | 10 16 | 0.01 0.13 |
| 2:52 am 02:52 | |
Cloudy | 70 21.1 | 65 18.3 | 84 84 | S 10 17 | 30.18 1022 | 10 16 | 0.01 0.13 |
| 3:52 am 03:52 | |
Clear | 69 20.6 | 64 17.8 | 84 84 | S 3 6 | 30.17 1022 | 10 16 | 0.00 0.00 |
| 4:52 am 04:52 |  |
Partly Cloudy | 68 20 | 63 17.2 | 84 84 | S 3 6 | 30.17 1022 | 10 16 | 0.00 0.00 |
| 5:52 am 05:52 |  |
Mostly Cloudy | 68 20 | 63 17.2 | 84 84 | Calm | 30.17 1022 | 10 16 | 0.00 0.00 |
| 6:52 am 06:52 |  |
Mostly Cloudy | 68 20 | 64 17.8 | 87 87 | S 5 7 | 30.18 1022 | 10 16 | 0.00 0.00 |
| 7:52 am 07:52 | |
Mostly Cloudy | 70 21.1 | 64 17.8 | 81 81 | SSW 6 9 | 30.19 1022 | 10 16 | 0.00 0.00 |
| 8:52 am 08:52 | |
Mostly Cloudy | 72 22.2 | 65 18.3 | 79 79 | Calm | 30.18 1022 | 10 16 | 0.00 0.00 |
| 9:52 am 09:52 | |
Mostly Cloudy | 79 26.1 | 66 18.9 | 65 65 | N 3 6 | 30.18 1022 | 10 16 | 0.00 0.00 |
| 10:52 am 10:52 | |
Mostly Cloudy | 83 28.3 | 67 19.4 | 59 59 | NNW 5 7 | 30.17 1022 | 10 16 | 0.00 0.00 |
| 11:52 am 11:52 | |
Mostly Cloudy | 89 31.7 | 66 18.9 | 47 47 | N 6 9 | 30.16 1021 | 10 16 | 0.00 0.00 |
| 12:52 pm 12:52 | |
Mostly Cloudy | 90 32.2 | 67 19.4 | 47 47 | W 8 13 | 30.14 1021 | 10 16 | 0.00 0.00 |
| 1:16 pm 13:16 |  |
Mostly Cloudy with Showers | 85 29.4 | 68 20 | 57 57 | VRB 6 9 | 30.14 1021 | 9 14 | 0.01 0.13 |
| 1:18 pm 13:18 | |
Mostly Cloudy with Showers | 82 27.8 | 69 20.6 | 65 65 | NNW 21 33 | 30.15 1021 | 8 13 | 0.01 0.13 |
| 1:22 pm 13:22 |  |
Mostly Cloudy with Thunderstorms | 78 25.6 | 70 21.1 | 76 76 | N 25 41 | 30.16 1021 | 5 8 | 0.01 0.13 |
| 1:52 pm 13:52 | |
Mostly Cloudy with Haze | 76 24.4 | 70 21.1 | 82 82 | NW 6 9 | 30.16 1021 | 5 8 | 0.02 0.51 |
| 2:52 pm 14:52 | |
Mostly Cloudy | 83 28.3 | 71 21.7 | 67 67 | NNW 5 7 | 30.12 1020 | 10 16 | 0.00 0.00 |
| 3:52 pm 15:52 | |
Mostly Cloudy | 85 29.4 | 67 19.4 | 55 55 | NNW 9 15 | 30.11 1020 | 10 16 | 0.00 0.00 |
| 4:52 pm 16:52 | |
Mostly Cloudy | 87 30.6 | 68 20 | 53 53 | NW 9 15 | 30.09 1019 | 10 16 | 0.00 0.00 |
| 5:52 pm 17:52 | |
Mostly Cloudy | 85 29.4 | 67 19.4 | 55 55 | NW 7 11 | 30.08 1019 | 10 16 | 0.00 0.00 |
| 6:52 pm 18:52 | |
Mostly Cloudy | 84 28.9 | 67 19.4 | 57 57 | NNW 5 7 | 30.08 1019 | 10 16 | 0.00 0.00 |
| 7:52 pm 19:52 | |
Mostly Cloudy | 82 27.8 | 67 19.4 | 60 60 | NNW 6 9 | 30.09 1019 | 10 16 | 0.00 0.00 |
| 8:52 pm 20:52 | |
Mostly Cloudy | 79 26.1 | 68 20 | 69 69 | Calm | 30.11 1020 | 10 16 | 0.00 0.00 |
| 9:52 pm 21:52 | |
Mostly Clear | 75 23.9 | 68 20 | 79 79 | Calm | 30.12 1020 | 10 16 | 0.00 0.00 |
| 10:52 pm 22:52 | |
Mostly Clear | 73 22.8 | 67 19.4 | 81 81 | Calm | 30.12 1020 | 10 16 | 0.00 0.00 |
| 11:52 pm 23:52 | |
Mostly Cloudy | 70 21.1 | 67 19.4 | 90 90 | Calm | 30.11 1020 | 10 16 | 0.00 0.00 |
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