Fairfax County, VA Weather Tomorrow & Extended Forecast

Thu9-17

Fairfax County, VA Weather – 9-17 – Sunny

91° / 67°

Sunny
Fairfax County may see sunshine, with daytime highs of 91°F and overnight lows near 67°F. Rainfall predicted to have a 60% chance with an estimated 0.12in. Winds will be light at 6mph and gusts of 6.7mph at 7 PM. The humidity will be on the higher side, averaging about 71%, the maximum being 94% at 11 PM and 54% being its lowest at 5 PM. Barometric pressure is its highest of 30.11^inHg at 9 PM, a lowest point of 30.06^inHg at 5 PM with an avg 30.09^inHg.

Fri9-18

Fairfax County, VA Weather – 9-18 – Mist

86° / 72°

Weather Tomorrow

Mist
Fairfax County could see mist with daytime highs of 86°F and nighttime lows near 72°F. There might be light rainfall having a 20% chance with an estimated 0in. Winds will be light at 8mph and gusts of 19.9mph at 8 AM. The humidity will be on the higher side, averaging about 75%, the maximum being 96% at 2 AM and 49% being its lowest at 3 PM. Barometric pressure is its highest of 30.09^inHg at 12 AM, a lowest point of 30.01^inHg at 5 PM with an avg 30.06^inHg.

Sat9-19

Fairfax County, VA Weather – 9-19 – Overcast

79° / 63°

Overcast
In Fairfax County, overcast is likely with a high near 79°F and a low around 63°F. There might be light rainfall having a 11% chance with an estimated 0in. Winds will be light at 9mph and gusts of 23.1mph at 11 PM. The humidity will be on the higher side, averaging about 61%, the maximum being 79% at 11 PM and 48% being its lowest at 4 PM. Barometric pressure is its highest of 30.19^inHg at 10 AM, a lowest point of 30.06^inHg at 12 AM with an avg 30.13^inHg.

Sun9-20

Fairfax County, VA Weather – 9-20 – Partly Cloudy

85° / 67°

Partly Cloudy
Daytime highs will reach 85°F with lows dropping to 67°F in Fairfax County, where skies will be cloudy. The chance of rain is 85% with an estimated 0.6in. Wind will be moderate, blowing around 11mph on average and gusts of 19mph at 3 AM. High humidity with average of 81% is anticipated, the maximum being 99% at 6 PM and 51% being its lowest at 2 PM. Barometric pressure is its highest of 30.09^inHg at 12 AM, a lowest point of 29.86^inHg at 5 PM with an avg 29.98^inHg.

Mon9-21

Fairfax County, VA Weather – 9-21 – Light Rain Shower

76° / 58°

Light Rain Shower
Daytime highs will reach 76°F with lows dropping to 58°F in Fairfax County, where it will rain at times. The chance of rain is 90% with an estimated 0.38in. Wind will be moderate, blowing around 11mph on average and gusts of 21.5mph at 11 PM. High humidity with average of 93% is anticipated, the maximum being 98% at 1 AM and 80% being its lowest at 2 PM. Barometric pressure is its highest of 30.13^inHg at 1 PM, a lowest point of 29.89^inHg at 1 AM with an avg 30.01^inHg.

Tue9-22

Fairfax County, VA Weather – 9-22 – Light Rain Shower

74° / 66°

Light Rain Shower
Fairfax County is set for rain with temperatures peaking at 74°F and dipping to 66°F. The chance of rain is 94% with an estimated 0.51in. Winds will be light at 8mph and gusts of 20.8mph at 12 AM. High humidity with average of 97% is anticipated, the maximum being 99% at 10 PM and 89% being its lowest at 5 PM. Barometric pressure is its highest of 30.08^inHg at 11 AM, a lowest point of 30.03^inHg at 5 PM with an avg 30.06^inHg.

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