Reston, VA Weather Forecast | 5 Day
Updated: Sun Apr 27th 2025 3:45 PM EDT

Sunny
Sun 4-27
Sunny with a high of 72°F and a low of 44°F. Wind will be moderate, blowing around 17mph on average and gusts of 18mph at 7 PM. Humidity levels should be comfortable, sitting around 50% on average, the maximum being 49% at 11 PM and 30% being its lowest at 4 PM. Barometric pressure is its highest of 30.24inHg at 11 PM, a lowest point of 30.14inHg at 4 PM with an avg 30.18inHg.
- HI: 72°F
- LO: 44°F
- Rainfall: 0%
- Snowfall: 0%
- Wind
16.3 mph - Humidity
50% avg. - UV Index
1.9 - Air QualityGood
- Sunrise
06:16 AM - Sunset
07:58 PM - Moonrise
05:52 AM - Moonset
08:14 PM - Moon Phase
New Moon

Sunny
Mon 4-28
Sunny with a high of 75°F and a low of 48°F. Winds will be light at 7mph and gusts of 13.4mph at 12 AM. Humidity levels should be comfortable, sitting around 45% on average, the maximum being 62% at 7 AM and 30% being its lowest at 1 PM. Barometric pressure is its highest of 30.38inHg at 10 AM, a lowest point of 30.24inHg at 12 AM with an avg 30.31inHg.
- HI: 75°F
- LO: 48°F
- Rainfall: 0%
- Snowfall: 0%
- Wind
6.7 mph - Humidity
45% avg. - UV Index
2 - Air QualityGood
- Sunrise
06:15 AM - Sunset
07:59 PM - Moonrise
06:26 AM - Moonset
09:36 PM - Moon Phase
Waxing Crescent

Sunny
Tue 4-29
Sunny with a high of 83°F and a low of 55°F. Wind will be moderate, blowing around 12mph on average and gusts of 19.6mph at 9 PM. Humidity levels should be comfortable, sitting around 50% on average, the maximum being 60% at 7 AM and 39% being its lowest at 2 PM. Barometric pressure is its highest of 30.27inHg at 12 AM, a lowest point of 30.02inHg at 10 PM with an avg 30.17inHg.
- HI: 83°F
- LO: 55°F
- Rainfall: 0%
- Snowfall: 0%
- Wind
11.6 mph - Humidity
50% avg. - UV Index
2 - Air QualityModerate
- Sunrise
06:13 AM - Sunset
08:00 PM - Moonrise
07:09 AM - Moonset
10:55 PM - Moon Phase
Waxing Crescent

Patchy Rain Nearby
Wed 4-30
Scattered showers with a high of 80°F and a low of 64°F. Rainfall expected in the surrounding area to have a 70% chance with an estimated 0.15in. Wind will be moderate, blowing around 11mph on average and gusts of 18mph at 12 AM. The humidity will be on the higher side, averaging about 73%, the maximum being 96% at 10 PM and 48% being its lowest at 2 PM. Barometric pressure is its highest of 30.05inHg at 10 PM, a lowest point of 29.97inHg at 4 AM with an avg 30.01inHg.
- HI: 80°F
- LO: 64°F
- Rainfall: 70% | est. 0.15in
- Snowfall: 0%
- Wind
10.5 mph - Humidity
73% avg. - UV Index
0.1 - Air QualityGood
- Sunrise
06:12 AM - Sunset
08:01 PM - Moonrise
08:01 AM - Moonset
No moonset - Moon Phase
Waxing Crescent

Heavy Rain
Thu 5-1
Heavy Rain with a high of 82°F and a low of 61°F. It will likey rain, having a 86% chance of a downpour with an estimated 0.9in. Winds will be light at 7mph and gusts of 11.9mph at 8 PM. High humidity with average of 83% is anticipated, the maximum being 99% at 5 AM and 55% being its lowest at 3 PM. Barometric pressure is its highest of 30.04inHg at 1 AM, a lowest point of 29.82inHg at 8 PM with an avg 29.95inHg.
- HI: 82°F
- LO: 61°F
- Rainfall: 86% | est. 0.9in
- Snowfall: 0%
- Wind
6.5 mph - Humidity
83% avg. - UV Index
5 - Air QualityModerate
- Sunrise
06:11 AM - Sunset
08:02 PM - Moonrise
09:03 AM - Moonset
12:05 AM - Moon Phase
Waxing Crescent

Patchy Rain Nearby
Fri 5-2
Scattered showers with a high of 83°F and a low of 63°F. It will likey rain in the surrounding area, having a 77% chance of a downpour with an estimated 0.04in. Wind will be moderate, blowing around 13mph on average and gusts of 23.1mph at 11 PM. The humidity will be on the higher side, averaging about 75%, the maximum being 98% at 5 AM and 38% being its lowest at 5 PM. Barometric pressure is its highest of 29.9inHg at 11 AM, a lowest point of 29.75inHg at 8 PM with an avg 29.83inHg.
- HI: 83°F
- LO: 63°F
- Rainfall: 77% | est. 0.04in
- Snowfall: 0%
- Wind
12.3 mph - Humidity
75% avg. - UV Index
5 - Air QualityTBA
- Sunrise
06:10 AM - Sunset
08:03 PM - Moonrise
10:11 AM - Moonset
01:04 AM - Moon Phase
Waxing Crescent
Currently
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67°F |
30.14 inHg.
Barometer 21%
Humidity NW 24.5 mph Wind |
Sunny |