Weather forecast and conditions for Herndon, 20170, Virginia, United States - The Weather Channel | weather.com

Herndon Weather

Location

Herndon, 20170, Virginia, United States

As of 21:11 GMT-4
Now: 79°
Feels Like: 77°
High: 83°
Low: 68°
Chance of Rain: 5%

Today's outlook

Tonight's low temperature will be nearly the same as last night's.

Hourly Forecast

Time Conditions Temperature
0:00 Cloudy 77°
1:00 Mostly Cloudy Night 77°
2:00 Mostly Cloudy Night 76°
3:00 Mostly Cloudy Night 76°
4:00 Mostly Cloudy Night 77°
5:00 Mostly Cloudy Night 76°
6:00 Mostly Cloudy Night 75°
7:00 Cloudy 74°
8:00 Partly Cloudy Day 76°
9:00 Mostly Cloudy Day 77°
10:00 Mostly Cloudy Day 77°
11:00 Cloudy 79°
12:00 Cloudy 78°
13:00 Cloudy 77°
14:00 Mostly Cloudy Day 76°
15:00 Mostly Cloudy Day 78°
16:00 Partly Cloudy Day 82°
17:00 Mostly Cloudy Day 82°
18:00 Mostly Cloudy Day 82°
19:00 Mostly Cloudy Day 80°
20:00 Cloudy 78°
21:00 Cloudy 77°

Current Conditions

Daily Forecast

Date Conditions Rain Chance Low High
Tonight Partly Cloudy Night 8% 68° 83°
Sat 15 Mostly Clear Day 7% 73° 87°
Sun 16 Thunderstorms 81% 73° 78°
Mon 17 Partly Cloudy Day 23% 68° 89°
Tue 18 Mostly Clear Day 5% 65° 85°
Wed 19 Mostly Clear Day 7% 71° 88°
Thu 20 Scattered Thunderstorms 52% 66° 87°

Air Quality Index: 63
Moderate air quality is acceptable; however, for some pollutants, there may be a moderate health concern for a very small number of sensitive individuals.

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