Fairfax (VA)
Today
Today weather in Fairfax
Monday, May 18th, 2026
38°
Sunny
Official weather alert: Meteorological - Air Quality Alert. A scorching day is predicted for Fairfax Today with temperatures soaring to a blistering 38 °F and settling to a still-warm 17 °F at night. Gentle breezes are expected across Fairfax Today, with speeds reaching around 10 km/h.
38° / 18°
Temp
0%
Rain
10 km/h
Wind
53%
Humidity
Fairfax Weather Pages
Fairfax hourly forecast for today
Scroll right to see more weather forecasts for Fairfax today
| 12:00 AM | 01:00 AM | 02:00 AM | 03:00 AM | 04:00 AM | 05:00 AM | 05:54 AM | 06:00 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 | 06:00 PM | 07:00 PM | 08:00 PM | 08:17 PM | 09:00 PM | 10:00 PM | 11:00 PM | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  | | | | | |  | | | | | | | | | | | | | | | |  | | | | Next |
| temperatures | 21.9° | 21° | 20.2° | 19.4° | 18.8° | 18.3° | Sunrise | 18.6° | 20.6° | 23° | 25.6° | 29.5° | 32.4° | 34.3° | 35.8° | 36.8° | 37.5° | 37.6° | 37.1° | 35.7° | 33.7° | 31.5° | Sunset | 28.9° | 28.4° | 26.9° | |
| feels like | 21.9° | 21° | 20.2° | 19.4° | 18.8° | 18.3° | 18.6° | 20.6° | 24.6° | 27.2° | 31.9° | 35.1° | 37.4° | 38.8° | 40° | 40.6° | 39.7° | 38.7° | 36.3° | 33.5° | 31° | 29.4° | 28° | 27° | |||
| wind speed | 7 km/h | 5 km/h | 4 km/h | 4 km/h | 5 km/h | 6 km/h | 6 km/h | 4 km/h | 3 km/h | 4 km/h | 5 km/h | 5 km/h | 5 km/h | 4 km/h | 4 km/h | 4 km/h | 4 km/h | 8 km/h | 10 km/h | 2 km/h | 10 km/h | 8 km/h | 5 km/h | 4 km/h | |||
| wind degree | 194° | 185° | 182° | 171° | 208° | 211° | 239° | 258° | 232° | 229° | 234° | 202° | 201° | 235° | 254° | 251° | 237° | 177° | 181° | 249° | 7° | 56° | 38° | 343° | |||
| wind direction | SSW | S | S | S | SSW | SSW | WSW | WSW | SW | SW | SW | SSW | SSW | SW | WSW | WSW | WSW | S | S | WSW | N | ENE | NE | NNW | |||
| 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 | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| 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 | 74% | 76% | 79% | 79% | 78% | 80% | 84% | 80% | 67% | 75% | 58% | 47% | 39% | 38% | 34% | 34% | 32% | 27% | 29% | 28% | 30% | 51% | 33% | 40% | |||
| dew point | 16.2° | 16.5° | 16.2° | 15.6° | 14.8° | 14.7° | 15° | 15.4° | 16.3° | 20.7° | 19° | 20.4° | 19.2° | 19.7° | 18.7° | 19.2° | 18.5° | 15.7° | 15.9° | 13.1° | 12.1° | 11.6° | 10.9° | 12.2° | |||
| visibility | 9 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 | 16 km | 10 km | 10 km | |||
| cloud cover | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 7% | 4% | 0% | 0% | 0% | 0% | 0% | 0% | 3% | 0% | 0% | 0% | 0% | 25% | 0% | 0% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.2 | 1 | 2.4 | 4.4 | 6.5 | 8.3 | 9.1 | 8.7 | 7.2 | 5 | 2.9 | 1.3 | 0.4 | 0 | 0 | 0 | 0 |
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View of Fairfax today
Explore Fairfax live webcam feed to see how the weather is shaping up today in Fairfax. 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 today.
Weather in Fairfax today
The weather in Fairfax today is expected to be significantly warmer than usual, with a forecast temperature of 38 °F, compared to an average of 21.5 °F for May 18th in recent years.
temperatures
38 °F
rain
0 mm
wind
10 km/h
UV
Very High
Fairfax daylight overview ☀️
Today in Fairfax, The sun rises at 05:54 and sets at 20:17, giving a total daylight duration of 14 hours and 23 minutes.
Quick links
More Fairfax weather pages
What to wear today in Fairfax? clothing recommendations
Stay comfortably stylish - your tailored guide for today's Fairfax forecast.
Short-sleeve shirt
Shorts
Lightweight pants
Breathable footwear
Sunglasses
Wide brimmed hat
Sunscreen
Flip flop
The weather today in Fairfax - FAQ
What is the maximum temperature for today in Fairfax?
The maximum temperature for today in Fairfax is expected to be 38° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain today in Fairfax? 🌧️
No, there is no significant chance of rain in Fairfax today. It should be a dry day.
What will be the wind speed today in Fairfax? 🌀
The wind in Fairfax is expected to blow at 10 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in Fairfax today?
Given the forecast of 38 °F with a 0% 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 today.
What is the sunrise and sunset time for Fairfax today?
The sun is expected to rise at 05:54 and set at 20:17 in Fairfax.
How accurate is the weather forecast Fairfax today? ✅
Fairfax 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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Where is Fairfax?Get accurate weather forecasts for Fairfax, located at latitude 38.846 and longitude -77.306. Stay updated with localized weather information tailored for Fairfax.
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