Weather forecast for 10 days
Annandale, VA

Weather forecast for the weekend

Saturday, Jun 21.

Mostly Sunny
5:42 am

8:38 pm
EDT
Mostly Sunny
91°F / 72°F
  • Wind: 7mph SSW
  • Humidity: 54%
  • Precip. probability: 5%
  • Precipitation: 0"
  • UV index: 9
On Saturday, in Annandale, expect brilliant sunshine under mostly clear skies.
Temperatures are predicted to peak at a humid 91.4°F and drop to a minimum of a delightful 71.6°F.
The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is appraised at a steamy 98.6°F. Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
It will be hotter tomorrow, with temperatures aligning more closely with July's 87.6°F than June's 82.9°F.
Sunrise will be at 5:42 am and sunset at 8:38 pm; tomorrow's daylight will last for 14h and 56min.

Sunday, Jun 22.

Mostly Sunny
5:42 am

8:39 pm
EDT
Mostly Sunny
97°F / 77°F
  • Wind: 7mph SW
  • Humidity: 53%
  • Precip. probability: 4%
  • Precipitation: 0"
  • UV index: 9
On Sunday, in Annandale, bright conditions and mild breezes are expected.
The maximum predicted temperature is a torrid 96.8°F, while the minimum temperature will be a moderately hot 77°F.
Forecast models suggest hotter conditions, with a peak that mirrors July's climate average 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.

Frequently asked questions

What is the weather forecast for Annandale for tomorrow?
On Saturday, mostly clear skies and sunshine will create ideal daytime conditions.
What will be the highest temperature tomorrow?
Tomorrow, the highest temperature will be 91.4°F, while the lowest temperature will be 71.6°F. The maximum heat index, which integrates air moisture with ambient temperature, is evaluated at 98.6°F.
The highest temperature will be relatively higher than the average maximum of 82.9°F in June. The lowest temperature will be also moderately higher than the average low of 63.9°F.
When are sunrise and sunset tomorrow?
On Saturday, in Annandale, sunrise will be at 5:42 am and sunset at 8:38 pm (EDT).
How many hours of daylight will Annandale have tomorrow?
In Annandale, the length of the day tomorrow will be 14h and 56min.
What is the weather forecast for Annandale for Sunday?
On Sunday, expect brilliant sunshine under mostly clear skies.
What will be the highest temperature on Sunday?
On Sunday, the highest temperature will be 96.8°F, while the lowest temperature will be 77°F.
What is the weather forecast for Annandale for the next ten days?
In Annandale, a combination of clear, storm-filled and cloud-filled weather is predicted for the next ten days.
Will it rain in the next ten days?
With minimal precipitation of 0.08", rainfall is predicted for Thursday and next Sunday in Annandale.
How hot will it be in the next ten days?
The maximum temperature will vary between 86°F and 100.4°F, as the minimum temperature will vary between 66.2°F and 78.8°F.
Including the humidity's impact, the maximum feel-like temperature will vary between 89.6°F and 120.2°F.
What will be the hottest and the coldest days?
With a maximum temperature of 100.4°F, Monday and Tuesday will be the hottest days. Today is the coldest day, with a maximum temperature of 86°F.

Long-term weather forecast

FriJun 20.
  • 86°F
  • 66°F
Mostly Sunny
Mostly Sunny
  • Wind: 9mph WNW
  • Humidity: 58%
  • UV index: 9
  • Precip. probability: 3%
  • Precipitation: 0"
  • 5:42 am 8:38 pm EDT
SatJun 21.
  • 91°F
  • 72°F
Mostly Sunny
Mostly Sunny
  • Wind: 7mph SSW
  • Humidity: 54%
  • UV index: 9
  • Precip. probability: 5%
  • Precipitation: 0"
  • 5:42 am 8:38 pm EDT
SunJun 22.
  • 97°F
  • 77°F
Mostly Sunny
Mostly Sunny
  • Wind: 7mph SW
  • Humidity: 53%
  • UV index: 9
  • Precip. probability: 4%
  • Precipitation: 0"
  • 5:42 am 8:39 pm EDT
MonJun 23.
  • 100°F
  • 79°F
Mostly Sunny
Mostly Sunny
  • Wind: 6mph NW
  • Humidity: 51%
  • UV index: 9
  • Precip. probability: 6%
  • Precipitation: 0"
  • 5:42 am 8:39 pm EDT
TueJun 24.
  • 100°F
  • 79°F
Mostly Sunny
Mostly Sunny
  • Wind: 6mph NW
  • Humidity: 48%
  • UV index: 9
  • Precip. probability: 3%
  • Precipitation: 0"
  • 5:43 am 8:39 pm EDT
WedJun 25.
  • 99°F
  • 79°F
Mostly Sunny
Mostly Sunny
  • Wind: 6mph NW
  • Humidity: 50%
  • UV index: 9
  • Precip. probability: 19%
  • Precipitation: 0"
  • 5:43 am 8:39 pm EDT
ThuJun 26.
  • 95°F
  • 73°F
Isolated Thunderstorms
Isolated Thunderstorms
  • Wind: 5mph WNW
  • Humidity: 56%
  • UV index: 9
  • Precip. probability: 33%
  • Precipitation: 0.08"
  • 5:43 am 8:39 pm EDT
FriJun 27.
  • 88°F
  • 72°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph SE
  • Humidity: 69%
  • UV index: 9
  • Precip. probability: 23%
  • Precipitation: 0"
  • 5:44 am 8:39 pm EDT
SatJun 28.
  • 90°F
  • 73°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph SSW
  • Humidity: 68%
  • UV index: 9
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:44 am 8:39 pm EDT
SunJun 29.
  • 91°F
  • 73°F
Isolated Thunderstorms
Isolated Thunderstorms
  • Wind: 6mph WSW
  • Humidity: 63%
  • UV index: 9
  • Precip. probability: 31%
  • Precipitation: 0.08"
  • 5:45 am 8:39 pm EDT
For the next ten days, a combination of sun-filled, thunderstorm-prone and cloudy weather is expected.
With minimal precipitation of 0.08", rainfall is anticipated on Thursday and next Sunday.
Substantial differences in temperature are forecasted in the next ten days. The temperature is expected to swing from 86°F up to 100.4°F, while the difference in minimum temperatures will be also substantial, as the minimum temperature is expected to range between 66.2°F and 78.8°F.
The hottest days will be Monday and Tuesday, with a maximum of 100.4°F; today is the coldest day, with a maximum temperature of 86°F.
Combining with the humidity, the maximum feel-like temperature may increase vastly and vary between a humid 89.6°F and a burning hot 120.2°F.
Updated: Jun 20, 2025 @ 08:28:11 UTC
Published by: Weather U.S. | About Us
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