Weather Forecast for Manassas
Virginia, United States of America
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Current Weather - Manassas: 28°C
Current Weather - Manassas: 28°C
Virginia, United States of America
Clear
Feels like 32°C
Wind
6 km/h NNW
Humidity
77%
Pressure
1018 mb
UV Index
0
Visibility
16 km
Sunny
Friday, July 03, 2026
High
41°C
Low
23°C
Rain Chance
57%
Hourly Forecast
30°C
32°C
36°C
38°C
39°C
40°C
41°C
41°C
40°C
40°C
36°C
32°C
30°C
28°C
26°C
Day Statistics
Maximum Wind
18 km/h
Humidity
62%
Precipitation
3 mm
UV Index
10
Visibility
10 km
Rain Chance
57%
Snow Chance
0%
Sun & Moon
Sunrise
05:49 AM
Sunset
08:38 PM
Moonrise
11:09 PM
Moonset
09:21 AM
Moon Phase
Waning Gibbous
Moon Illumination
79%
Air Quality
PM2.5
13.5
μg/m³
PM10
16.6
μg/m³
NO₂
5.7
μg/m³
O₃
89.8
μg/m³
SO₂
2.1
μg/m³
CO
153
μg/m³
Sunny
Saturday, July 04, 2026
High
39°C
Low
21°C
Rain Chance
69%
Hourly Forecast
25°C
24°C
25°C
25°C
25°C
24°C
24°C
25°C
27°C
29°C
32°C
34°C
36°C
37°C
38°C
39°C
39°C
37°C
25°C
22°C
23°C
24°C
21°C
21°C
Day Statistics
Maximum Wind
21 km/h
Humidity
71%
Precipitation
29 mm
UV Index
10
Visibility
9 km
Rain Chance
69%
Snow Chance
0%
Sun & Moon
Sunrise
05:50 AM
Sunset
08:38 PM
Moonrise
11:31 PM
Moonset
10:21 AM
Moon Phase
Waning Gibbous
Moon Illumination
70%
Air Quality
PM2.5
9.9
μg/m³
PM10
10.7
μg/m³
NO₂
4.6
μg/m³
O₃
96.3
μg/m³
SO₂
2
μg/m³
CO
143.9
μg/m³
Sunny
Sunday, July 05, 2026
High
35°C
Low
20°C
Rain Chance
74%
Hourly Forecast
21°C
21°C
21°C
21°C
21°C
21°C
21°C
22°C
24°C
26°C
29°C
32°C
33°C
35°C
36°C
37°C
35°C
36°C
33°C
21°C
21°C
20°C
20°C
21°C
Day Statistics
Maximum Wind
23 km/h
Humidity
77%
Precipitation
9 mm
UV Index
8
Visibility
9 km
Rain Chance
74%
Snow Chance
0%
Sun & Moon
Sunrise
05:50 AM
Sunset
08:38 PM
Moonrise
11:52 PM
Moonset
11:20 AM
Moon Phase
Last Quarter
Moon Illumination
60%
Air Quality
PM2.5
12.4
μg/m³
PM10
13.1
μg/m³
NO₂
4.7
μg/m³
O₃
109
μg/m³
SO₂
1.6
μg/m³
CO
151.9
μg/m³
Mist
Monday, July 06, 2026
High
34°C
Low
20°C
Rain Chance
86%
Hourly Forecast
20°C
20°C
20°C
20°C
20°C
20°C
19°C
21°C
22°C
23°C
25°C
26°C
24°C
23°C
27°C
30°C
31°C
31°C
30°C
26°C
24°C
21°C
21°C
22°C
Day Statistics
Maximum Wind
21 km/h
Humidity
88%
Precipitation
41 mm
UV Index
8
Visibility
6 km
Rain Chance
86%
Snow Chance
0%
Sun & Moon
Sunrise
05:51 AM
Sunset
08:37 PM
Moonrise
Does not rise today
Moonset
12:20 PM
Moon Phase
Last Quarter
Moon Illumination
49%
Air Quality
PM2.5
15.4
μg/m³
PM10
16.9
μg/m³
NO₂
7.8
μg/m³
O₃
88.2
μg/m³
SO₂
1.7
μg/m³
CO
171.4
μg/m³
Sunny
Tuesday, July 07, 2026
High
33°C
Low
20°C
Rain Chance
36%
Hourly Forecast
20°C
20°C
21°C
20°C
20°C
20°C
20°C
21°C
22°C
25°C
28°C
27°C
31°C
31°C
29°C
29°C
29°C
30°C
28°C
26°C
25°C
24°C
22°C
21°C
Day Statistics
Maximum Wind
14 km/h
Humidity
75%
Precipitation
0 mm
UV Index
8
Visibility
6 km
Rain Chance
36%
Snow Chance
0%
Sun & Moon
Sunrise
05:52 AM
Sunset
08:37 PM
Moonrise
12:13 AM
Moonset
01:22 PM
Moon Phase
Last Quarter
Moon Illumination
39%
Air Quality
PM2.5
7.6
μg/m³
PM10
7.8
μg/m³
NO₂
6.7
μg/m³
O₃
68
μg/m³
SO₂
1.1
μg/m³
CO
233.9
μg/m³
Sunny
Wednesday, July 08, 2026
High
31°C
Low
20°C
Rain Chance
7%
Hourly Forecast
21°C
21°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
21°C
22°C
23°C
24°C
24°C
25°C
25°C
25°C
24°C
23°C
23°C
22°C
22°C
Day Statistics
Maximum Wind
13 km/h
Humidity
70%
Precipitation
0 mm
UV Index
8
Visibility
9 km
Rain Chance
7%
Snow Chance
0%
Sun & Moon
Sunrise
05:52 AM
Sunset
08:37 PM
Moonrise
12:36 AM
Moonset
02:27 PM
Moon Phase
Waning Crescent
Moon Illumination
28%
Partly Cloudy
Thursday, July 09, 2026
High
32°C
Low
19°C
Rain Chance
70%
Hourly Forecast
22°C
21°C
21°C
21°C
21°C
21°C
21°C
21°C
21°C
22°C
22°C
23°C
25°C
27°C
29°C
28°C
28°C
28°C
27°C
26°C
25°C
23°C
22°C
21°C
Day Statistics
Maximum Wind
18 km/h
Humidity
78%
Precipitation
4 mm
UV Index
8
Visibility
7 km
Rain Chance
70%
Snow Chance
0%
Sun & Moon
Sunrise
05:53 AM
Sunset
08:37 PM
Moonrise
01:03 AM
Moonset
03:36 PM
Moon Phase
Waning Crescent
Moon Illumination
19%
Weather Alerts
Air Quality Alert issued July 2 at 4:40PM EDT by NWS Baltimore MD/Washington DC
The Maryland Department of the Environment has issued a Code ORANGE Air Quality Alert Friday for Southern Maryland. A Code Orange Air Quality Alert means that air pollution concentrations within the region may become unhealthy for sensitive groups. Sensitive groups include children, people suffering from asthma, heart disease or other lung diseases and the elderly. The effects of air pollution can be minimized by avoiding strenuous activity or exercise outdoors. For more information on ground-level ozone and fine particles visit the web site mde.maryland.gov/programs/air/AirQualityMonitoring/Pages/index.aspx
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