 |
 Current Herndon Weather Conditions |
Updated January 21st at 6:52 pm |
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| Partly Clear |
| Temperature: | 39°F |
Dew Point: | 9°F |
| Barometer: | 30.21 inHg |
Wind: | N 15 Mph |
| Humidity: | 26.9% |
Visibility: | 0M |
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| Herndon Weather Forecast Summary |
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Today
Jan 21st
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Thursday
Jan 22nd
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Friday
Jan 23rd
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Saturday
Jan 24th
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Sunday
Jan 25th
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Cloudy |
Cloudy |
Cloudy |
Cloudy |
Flurries |
39°F
|
49°F
32°F |
38°F
13°F |
19°F
12°F |
19°F
16°F |
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| Herndon Detailed Weather Forecast |
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| Wednesday, January 21st, 2026 |
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Evening |
Temperature: 37°F |
| Cloudy. Windy at times. |
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| Thursday, January 22nd, 2026 |
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Overnight |
Temperature: 36°F |
| A mix of cloudy and clear skies. Windy at times. |
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Morning |
Temperature: 45°F |
| A mix of cloud and sun. Windy at times. |
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Afternoon |
Temperature: 42°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 34°F |
| Cloudy. |
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| Friday, January 23rd, 2026 |
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Overnight |
Temperature: 31°F |
| Cloudy. |
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Morning |
Temperature: 36°F |
| Cloudy. |
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Afternoon |
Temperature: 32°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 15°F |
| Cloudy. Windy. |
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| Saturday, January 24th, 2026 |
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Overnight |
Temperature: 12°F |
| Cloudy. Windy at times. |
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Morning |
Temperature: 14°F |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 18°F |
| Cloudy. |
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Evening |
Temperature: 19°F |
| Cloudy. |
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| Sunday, January 25th, 2026 |
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Overnight |
Temperature: 17°F |
| Cloudy with a chance of flurries. |
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Morning |
Temperature: 17°F |
| Cloudy with a few flurries. |
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Afternoon |
Temperature: 17°F |
| Cloudy with a few flurries. |
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Evening |
Temperature: 16°F |
| Cloudy with a few flurries. Windy at times. |
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| Monday, January 26th, 2026 |
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Overnight |
Temperature: 15°F |
| Cloudy with a chance of flurries. |
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Morning |
Temperature: 23°F |
| Sunny with cloudy periods. Windy at times. |
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Afternoon |
Temperature: 21°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 14°F |
| Clear. Windy at times. |
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| Tuesday, January 27th, 2026 |
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Overnight |
Temperature: 11°F |
| Clear. Windy at times. |
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Morning |
Temperature: 19°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 17°F |
| Sunny with cloudy periods. |
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Evening |
Temperature: 6°F |
| A mix of cloudy and clear skies. |
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| Wednesday, January 28th, 2026 |
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Overnight |
Temperature: 3°F |
| Clear. |
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Morning |
Temperature: 24°F |
| Sunny. |
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Afternoon |
Temperature: 22°F |
| Sunny with cloudy periods. |
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Evening |
Temperature: 15°F |
| Cloudy. |
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| Thursday, January 29th, 2026 |
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Overnight |
Temperature: 21°F |
| Cloudy. |
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Morning |
Temperature: 29°F |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 28°F |
| Sunny with cloudy periods with a chance of flurries or showers. Windy at times. |
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Evening |
Temperature: 20°F |
| Clear. Windy at times. |
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