Currently: 20 °F. Sunny. (Weather station: Washington-Dulles International Airport, USA). See more current weatherHour-by-hour Forecast in Fairfax — Graph
Detailed Hourly Forecast — Next 24 hours
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| Conditions | Comfort | Precipitation | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Feels Like | Wind | Humidity | Chance | Amount | ||
| 11:00 am Wed, Jan 21 | | 30 °F | Sunny. | 22 °F | 10 mph | ↑ | 41% | 0% | 0.00" (snow) 0.00" (rain) |
| 12:00 pm | | 34 °F | Sunny. | 26 °F | 12 mph | ↑ | 34% | 0% | 0.00" (snow) 0.00" (rain) |
| 1:00 pm | | 37 °F | Sunny. | 28 °F | 14 mph | ↑ | 29% | 0% | 0.00" (snow) 0.00" (rain) |
| 2:00 pm | | 39 °F | Sunny. | 31 °F | 14 mph | ↑ | 26% | 0% | 0.00" (snow) 0.00" (rain) |
| 3:00 pm | | 40 °F | Sunny. | 33 °F | 14 mph | ↑ | 25% | 0% | 0.00" (snow) 0.00" (rain) |
| 4:00 pm |  | 40 °F | Mostly sunny. | 32 °F | 13 mph | ↑ | 27% | 0% | 0.00" (snow) 0.00" (rain) |
| 5:00 pm | | 39 °F | Scattered clouds. | 31 °F | 13 mph | ↑ | 30% | 0% | 0.00" (snow) 0.00" (rain) |
| 6:00 pm |  | 37 °F | Broken clouds. | 29 °F | 12 mph | ↑ | 35% | 0% | 0.00" (snow) 0.00" (rain) |
| 7:00 pm | | 36 °F | Overcast. | 28 °F | 12 mph | ↑ | 40% | 0% | 0.00" (snow) 0.00" (rain) |
| 8:00 pm | | 36 °F | Overcast. | 28 °F | 12 mph | ↑ | 42% | 0% | 0.00" (snow) 0.00" (rain) |
| 9:00 pm | | 38 °F | Overcast. | 30 °F | 12 mph | ↑ | 43% | 0% | 0.00" (snow) 0.00" (rain) |
| 10:00 pm | | 38 °F | Overcast. | 30 °F | 12 mph | ↑ | 45% | 0% | 0.00" (snow) 0.00" (rain) |
| 11:00 pm | | 38 °F | Mostly cloudy. | 30 °F | 12 mph | ↑ | 48% | 0% | 0.00" (snow) 0.00" (rain) |
| 12:00 am Thu, Jan 22 | | 37 °F | Broken clouds. | 29 °F | 11 mph | ↑ | 51% | 0% | 0.00" (snow) 0.00" (rain) |
| 1:00 am |  | 37 °F | Partly cloudy. | 29 °F | 11 mph | ↑ | 54% | 0% | 0.00" (snow) 0.00" (rain) |
| 2:00 am | | 36 °F | Scattered clouds. | 29 °F | 10 mph | ↑ | 56% | 0% | 0.00" (snow) 0.00" (rain) |
| 3:00 am | | 36 °F | Broken clouds. | 29 °F | 9 mph | ↑ | 58% | 0% | 0.00" (snow) 0.00" (rain) |
| 4:00 am | | 36 °F | Mostly cloudy. | 30 °F | 8 mph | ↑ | 60% | 0% | 0.00" (snow) 0.00" (rain) |
| 5:00 am | | 36 °F | Broken clouds. | 30 °F | 7 mph | ↑ | 61% | 0% | 0.00" (snow) 0.00" (rain) |
| 6:00 am | | 34 °F | Partly cloudy. | 29 °F | 6 mph | ↑ | 65% | 0% | 0.00" (snow) 0.00" (rain) |
| 7:00 am | | 33 °F | Partly cloudy. | 28 °F | 5 mph | ↑ | 68% | 0% | 0.00" (snow) 0.00" (rain) |
| 8:00 am |  | 34 °F | Partly cloudy. | 29 °F | 6 mph | ↑ | 68% | 0% | 0.00" (snow) 0.00" (rain) |
| 9:00 am | | 37 °F | Partly cloudy. | 32 °F | 6 mph | ↑ | 62% | 0% | 0.00" (snow) 0.00" (rain) |
| 10:00 am | | 42 °F | Partly cloudy. | 37 °F | 7 mph | ↑ | 55% | 0% | 0.00" (snow) 0.00" (rain) |
| * Updated Wednesday, January 21, 2026 8:42:42 am Fairfax time - Weather by CustomWeather, © 2026 | |||||||||