5-day weather forecast Fairfax Nov 13, 2026

10°4° · Partly cloudy

Weather forecast Fairfax Friday Nov 13, 2026: partly cloudy, temperature from 4 °C to 10 °C.

Precipitation probability 11%. Wind up to 5.69 m/s (gusts 11.47 m/s). Air humidity 40–73%, atmospheric pressure 751–757 mm Hg, UV index up to 2.1.

5 days at a glance — tap a day to open it
Sunrise 06:49
Sunset 16:57
Waxing Crescent22% illuminated
Moonrise 11:14 · Moonset 20:30
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Forecast from 4 °C to 10 °C and precipitation

Temperature & Precipitation
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Temperature (°C)877766667789910101098766544
Precipitation (mm/hr)000000000000000000000000

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Cloud cover (%)33612416267717546161724394655343331221817171630
Rain chance (%)10669111010116333444333334557

Wind speed and direction

Wind & Wind gust
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Wind (m/s)4.54.694.814.895.115.315.315.55.315.395.615.695.55.315.615.615.54.894.313.813.813.613.393.39
Wind gust (m/s)10.1110.4210.069.971010.2810.6410.8111.2511.4711.1410.8910.7810.7510.7210.8611.0310.289.58.698.337.817.337.28
Wind direction (°)NW 319°NW 318°NW 317°NW 320°NW 319°NW 320°NW 321°NW 323°NW 325°NW 324°NW 320°NW 317°NW 316°NW 318°NW 312°NW 312°NW 312°NW 313°NW 316°NW 314°NW 311°NW 309°NW 308°NW 307°

Air humidity

Humidity
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Humidity (%)737068696663616056535148444040414246495256606365

Atmospheric pressure

Pressure
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Pressure (mm Hg)751751751752752752752753753754755754754754754754755755756756756757757757

Ultraviolet index

UV Index
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
UV Index000000000.20.61.21.82.121.40.70.30000000

Air quality & pollen

Air quality
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
PM2.5 (µg/m³)1.20.90.80.80.80.80.91.521.91.81.71.71.61.61.51.72.12.62.92.82.82.92.9
PM10 (µg/m³)1.20.90.80.80.80.80.91.621.91.91.81.71.71.71.61.72.22.62.92.92.92.93
Ozone (O₃) (µg/m³)464750535657575860626568727475747268635956545352
NO₂ (µg/m³)7.4654.34.25.16.67.46.85.44.33.532.83.13.74.97.19.911.912.512.211.610.5
SO₂ (µg/m³)1.10.80.91.11.31.41.51.51.31.10.90.80.70.70.80.911.11.21.21.21.11.11.1
CO (µg/m³)173157149146144144147147144139135132131130131133136142148152150144139137

Fairfax on the map

Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.