Fairfax County (Herndon)
Today
Fairfax County weather today
Sunday, November 1st, 2026
17°
Overcast
Low 9°
Mild temperatures are expected in Fairfax County Today, peaking at around 17 °C and dropping to 9 °C by night. Gentle breezes are expected across Fairfax County Today, with speeds reaching around 7.9 km/h. There's a slight chance of rain at 12%.
17° / 9°
Temp
12%
Rain
8 km/h
Wind
55%
Humidity
Fairfax County Weather Pages
Fairfax County hourly forecast for today
Scroll right to see more weather forecasts for Fairfax County today
| 12:00 AM | 01:00 AM | 02:00 AM | 03:00 AM | 04:00 AM | 05:00 AM | 06:00 AM | 06:36 AM | 07:00 AM | 08:00 AM | 09:00 AM | 10:00 AM | 11:00 AM | 12:00 PM | 01:00 PM | 02:00 PM | 03:00 PM | 04:00 PM | 05:00 PM | 05:09 PM | 06:00 PM | 07:00 PM | 08:00 PM | 09:00 PM | 10:00 PM | 11:00 PM | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  | | | | | | |  | | | | | | |  | | |  | |  | | | | | | | Next |
| temperatures | 9.9° | 9.3° | 9.7° | 9.9° | 9.7° | 9.8° | 9.7° | Sunrise | 8.6° | 10.8° | 12.7° | 14.5° | 15.7° | 16.7° | 17.2° | 17.1° | 17.1° | 16.7° | 13.1° | Sunset | 11.8° | 12° | 10.8° | 10.3° | 10.4° | 9.2° | |
| Feels like | 7.5° | 7.4° | 7.1° | 7.4° | 7.8° | 7.1° | 9.1° | 6.5° | 10.8° | 12.7° | 14.5° | 15.7° | 16.7° | 17.2° | 17.1° | 17.1° | 16.7° | 13.1° | 11.8° | 12° | 10.8° | 10.3° | 10.4° | 8.2° | |||
| wind speed | 4 km/h | 3 km/h | 4 km/h | 4 km/h | 3 km/h | 5 km/h | 5 km/h | 4 km/h | 4 km/h | 5 km/h | 6 km/h | 7 km/h | 8 km/h | 7 km/h | 8 km/h | 8 km/h | 8 km/h | 7 km/h | 7 km/h | 8 km/h | 8 km/h | 8 km/h | 7 km/h | 7 km/h | |||
| wind degree | 334° | 354° | 28° | 41° | 357° | 20° | 35° | 44° | 59° | 96° | 133° | 143° | 154° | 151° | 154° | 147° | 145° | 154° | 163° | 145° | 149° | 168° | 169° | 187° | |||
| wind direction | NNW | N | NNE | NE | N | NNE | NE | NE | ENE | E | SE | SE | SSE | SSE | SSE | SSE | SE | SSE | SSE | SE | SSE | SSE | S | S | |||
| Precipitation | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | |||
| chance for rain | 14% | 17% | 14% | 14% | 17% | 14% | 14% | 19% | 13% | 12% | 11% | 10% | 10% | 8% | 10% | 9% | 2% | 3% | 13% | 15% | 15% | 15% | 16% | 15% | |||
| chance for snow | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| humidity | 58% | 67% | 57% | 56% | 67% | 56% | 56% | 72% | 56% | 50% | 50% | 40% | 38% | 41% | 38% | 40% | 45% | 54% | 58% | 63% | 63% | 64% | 67% | 65% | |||
| dew point | 2° | 3.6° | 1.7° | 1.7° | 3.8° | 1.5° | 1.4° | 3.9° | 2.3° | 2.5° | 4.2° | 2.3° | 2.3° | 3.8° | 2.6° | 3.3° | 4.9° | 4.2° | 3.9° | 5.2° | 4° | 3.9° | 4.5° | 2.9° | |||
| visibility | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | |||
| cloud cover | 100% | 99% | 100% | 100% | 100% | 100% | 100% | 98% | 100% | 100% | 93% | 100% | 100% | 85% | 100% | 93% | 23% | 5% | 94% | 100% | 98% | 93% | 93% | 93% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.3 | 1 | 2.1 | 3 | 3.4 | 3.1 | 2.1 | 1.2 | 0.4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
View of Fairfax County today
Explore Fairfax County live webcam feed to see how the weather is shaping up today in Fairfax County. See what people are wearing, check out the sky, and get a sense of the atmosphere before you step outside.
Stay informed and make the most of your day with our live weather updates from Fairfax County today.
Weather in Fairfax County today
The temperature today in Fairfax County is expected to be typical for this time of year, with a forecast of 17 °C, closely aligning with the historical average for November 1st.
temperatures
17 °C
rain
0 mm
wind
8 km/h
UV
Moderate
Quick links
More Fairfax County weather pages
Fairfax County daylight overview
Today in Fairfax County, the sun rises at 06:36 and sets at 17:09, giving a total daylight duration of 10 hours and 33 minutes.
Daytime
Day length10h 33m▼ 2m 16s
Solar noon11:53 AM
Evening golden hour4:32 PM – 5:09 PM
Night
Last QuarterIllumination 57%
MoonriseNone today
Moonset1:00 PM
Fairfax County: Sun reaches 36.7° above the horizon at midday.
Sun & MoonTop locations in Fairfax County
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What to wear today in Fairfax County? clothing recommendations
Stay comfortably stylish - your tailored guide for today's Fairfax County forecast.
Long-sleeve shirt
Long pant
Closed-toe shoes
Light jacket
The weather today in Fairfax County - FAQ
What is the maximum temperature for today in Fairfax County?
The maximum temperature for today in Fairfax County is expected to be 17° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain today in Fairfax County?
Yes, there is a 12% chance of rain in Fairfax County today. We recommend carrying an umbrella or rain gear to stay dry.
What will be the wind speed today in Fairfax County?
The wind in Fairfax County is expected to blow at 8 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in Fairfax County today?
Given the forecast of 17 °C with a 12% chance of rain, we advise checking our "What to wear today" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in Fairfax County today.
What is the sunrise and sunset time for Fairfax County today?
The sun is expected to rise at 06:36 and set at 17:09 in Fairfax County.
How accurate is the weather forecast for Fairfax County today?
Fairfax County weather forecast for today is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
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