Manassas weather — 10-day forecast

Temperature, rain, wind and feels-like in Manassas, hour by hour and over 10 days, with the seasonal normal for context.

Now

Reading from 21:00 · NOAA HRRR model

24 °C

Partly cloudy

Feels like 28 °C

3.9 km/hforce 1

Next 12 h

  • 2124°
  • 2223°
  • 2323°
  • 0023°
  • 0122°
  • 0222°
  • 0322°
  • 0422°
  • 0521°
  • 0621°
  • 06:18Sunrise
  • 0721°
  • 0824°
  • 0926°

21°06:00 26°09:00

Humidity
92 %
Dew point
22 °C
Gusts
6.3 km/h
Clouds
64 %
Pressure
1,019 hPa
Storm
possible

Grid point 1.2 km away · 3.0 km grid · elevation 89 m

Air quality

The European air-quality index for the city, and the pollutants that set it.

Reading from 20:00
24
Fair

Index set by Ozone

Ozone
59.2µg/m³
PM2.5
4.1µg/m³
PM10
4.0µg/m³
Nitrogen dioxide
4.6µg/m³
Sulphur dioxide
0.5µg/m³
Carbon monoxide
216.0µg/m³
Dust (AOD)
0.00

Generated using Copernicus Atmosphere Monitoring Service information

Hour by hour

Step-by-step detail: temperature, wind, cloud cover and ultraviolet.

Estimated from a deterministic model, not an ensemble probability.
°C

10 days

Each day's extremes and the chance of rain, out to the end of the run.

21° → 35°

Rain probability (> 1 mm): 50 ECMWF ensemble members.

  • Today

    Light showers88 %

    31°

    23°

  • Sat

    Light showers68 %

    33°

    21°

  • Sun

    Partly cloudy68 %

    34°

    21°

  • Mon

    Light drizzle26 %

    35°

    22°

  • Tue

    Thunderstorm78 %

    35°

    23°

  • Wed

    Thunderstorm78 %

    26°

    24°

  • Thu

    Partly cloudy

    30°

    21°

  • Fri

    Thunderstorm0 mm

    31°

    24°

  • Sat

    Light rain13 mm

    26°

    23°

  • Sun

    Light drizzle4 mm

    27°

    22°

Gusts · Fri 51.3 km/h

Sun and UV

Sunrise, sunset, day length and ultraviolet intensity.

Max UV9very high
Sunrise
06:17
Daylight
13 h 58
Sunset
20:15

Radiation · 10.7 MJ/m²

Today in Manassas the mean temperature will be 26.9 °C — +2.0 °C against the normal for 7 August, measured from 1940 to 2026. (1,290 obs.)

Manassas climate — normals and trends