Weather forecast for 10 days
Fairfax, VA

Weather forecast for the weekend

Saturday, Jun 21.

Mostly Sunny
5:42 am

8:39 pm
EDT
Mostly Sunny
91°F / 70°F
  • Wind: 7mph SW
  • Humidity: 55%
  • Precip. probability: 5%
  • Precipitation: 0"
  • UV index: 9
On Saturday, June 21, mostly sunny weather is likely, with high visibility.
Rain is not forecasted. The maximum temperature will be a tropical 91.4°F, while the minimum temperature will be a pleasant 69.8°F.
The expected high is higher and consistent with July's normal of 88°F rather than June's.
Sunrise will be at 5:42 am and sunset at 8:39 pm; the daylight will last for 14h and 56min.

Sunday, Jun 22.

Mostly Sunny
5:43 am

8:39 pm
EDT
Mostly Sunny
95°F / 75°F
  • Wind: 6mph WSW
  • Humidity: 56%
  • Precip. probability: 4%
  • Precipitation: 0"
  • UV index: 9
On Sunday, in Fairfax, mostly sunny weather is likely, with high visibility.
Rain is not expected. Temperature span will be from a high of a torrid 95°F to a low of a warm 75.2°F.
On Sunday, the forecast high deviates from June's norm and tracks July's average temperature of 88°F.
Sunrise will be at 5:43 am and sunset at 8:39 pm; the daylight will last for 14h and 56min.

Frequently asked questions

What is the weather forecast for Fairfax for Saturday?
On Saturday, in Fairfax, mostly sunny and dry conditions will continue.
Will it rain on Saturday?
No, it will not rain on Saturday.
What will be the highest temperature in Fairfax on Saturday?
On Saturday, the highest temperature will be 91.4°F, while the lowest temperature will be 69.8°F.
What is the weather forecast for Fairfax for Sunday?
On Sunday, sunshine will lead the day, with clouds making only brief appearances.
Will it rain on Sunday?
No, it will not rain on Sunday.
What will be the highest temperature on Sunday?
On Sunday, the highest temperature will be 95°F, while the lowest temperature will be 75.2°F.
What is the weather forecast for Fairfax for the next ten days?
In Fairfax, weather will be unstable, and a combination of bright, storm-filled, rain-soaked and cloudy weather is predicted for the next ten days.
Will it rain in the next ten days?
Rain is predicted for Tuesday through Thursday and next Wednesday in Fairfax. With light precipitation of 0.24", Thursday will be the day with the most rainfall.
How hot will it be in the next ten days?
The maximum temperature will range between 80.6°F and 98.6°F, while the minimum temperature will range between 66.2°F and 77°F.
Taking the humidity into consideration, the maximum feel-like temperature will vary between 86°F and 116.6°F.
What will be the hottest and the coldest days?
With a maximum temperature of 98.6°F, next Tuesday and Wednesday will be the hottest days. Today is the coldest day, with a maximum temperature of 80.6°F.

Long-term weather forecast

TueJun 17.
  • 81°F
  • 70°F
PM Showers
PM Showers
  • Wind: 6mph S
  • Humidity: 86%
  • UV index: 8
  • Precip. probability: 50%
  • Precipitation: 0.08"
  • 5:42 am 8:38 pm EDT
WedJun 18.
  • 90°F
  • 72°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 10mph SW
  • Humidity: 73%
  • UV index: 9
  • Precip. probability: 57%
  • Precipitation: 0.12"
  • 5:42 am 8:38 pm EDT
ThuJun 19.
  • 91°F
  • 66°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 12mph WSW
  • Humidity: 63%
  • UV index: 9
  • Precip. probability: 56%
  • Precipitation: 0.24"
  • 5:42 am 8:38 pm EDT
FriJun 20.
  • 86°F
  • 68°F
Sunny
Sunny
  • Wind: 7mph WNW
  • Humidity: 56%
  • UV index: 9
  • Precip. probability: 6%
  • Precipitation: 0"
  • 5:42 am 8:39 pm EDT
SatJun 21.
  • 91°F
  • 70°F
Mostly Sunny
Mostly Sunny
  • Wind: 7mph SW
  • Humidity: 55%
  • UV index: 9
  • Precip. probability: 5%
  • Precipitation: 0"
  • 5:42 am 8:39 pm EDT
SunJun 22.
  • 95°F
  • 75°F
Mostly Sunny
Mostly Sunny
  • Wind: 6mph WSW
  • Humidity: 56%
  • UV index: 9
  • Precip. probability: 4%
  • Precipitation: 0"
  • 5:43 am 8:39 pm EDT
MonJun 23.
  • 97°F
  • 77°F
Sunny
Sunny
  • Wind: 6mph WNW
  • Humidity: 53%
  • UV index: 9
  • Precip. probability: 4%
  • Precipitation: 0"
  • 5:43 am 8:39 pm EDT
TueJun 24.
  • 99°F
  • 77°F
Mostly Sunny
Mostly Sunny
  • Wind: 6mph WNW
  • Humidity: 52%
  • UV index: 9
  • Precip. probability: 3%
  • Precipitation: 0"
  • 5:43 am 8:39 pm EDT
WedJun 25.
  • 99°F
  • 75°F
Isolated Thunderstorms
Isolated Thunderstorms
  • Wind: 6mph W
  • Humidity: 52%
  • UV index: 9
  • Precip. probability: 30%
  • Precipitation: 0.08"
  • 5:44 am 8:40 pm EDT
ThuJun 26.
  • 95°F
  • 72°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph WSW
  • Humidity: 57%
  • UV index: 9
  • Precip. probability: 23%
  • Precipitation: 0"
  • 5:44 am 8:40 pm EDT
An unsettled pattern is expected over the next ten days, and a mix of clear, unstable, rain-filled and gloomy weather is forecasted.
Rain is anticipated on Tuesday through Thursday and next Wednesday.
The temperature will vary considerably in the upcoming days. Highs will range from 80.6°F to 98.6°F, while the minimum temperature is forecast to range between 66.2°F and 77°F.
The hottest days in Fairfax will be next Tuesday and Wednesday, with a maximum of 98.6°F; today is the coldest day, with a maximum temperature of 80.6°F.
Combining with the humidity, the maximum feel-like temperature may increase considerably and range between a humid 86°F and a burning hot 116.6°F.
Updated: Jun 17, 2025 @ 12:15:21 UTC
Published by: Weather U.S. | About Us
Data Sources | |
Weather Forecasting & Climate
Share