Weather forecast for 10 days
Annandale, VA

Weather forecast for the weekend

Saturday, Apr 19.

Cloudy
6:24 am

7:51 pm
EDT
Cloudy
88°F / 64°F
  • Wind: 14mph SW
  • Humidity: 44%
  • Precip. probability: 3%
  • Precipitation: 0"
  • UV index: 5
Tomorrow, limited sunshine due to thick clouds is expected.
The highest temperature will be a blazing 87.8°F, while the lowest temperature will be a breezy 64.4°F.
The maximum heat index, which represents the influence of relative humidity on air temperature, is estimated at a blazing 89.6°F. Take into consideration that the heat index values are calculated for shade and light wind conditions.
Tomorrow, the maximum temperature is expected to align with May's average high of 74.8°F instead of April's.
Sunrise will be at 6:24 am and sunset at 7:51 pm; tomorrow's daylight will last for 13h and 26min.

Sunday, Apr 20.

Mostly Cloudy
6:23 am

7:52 pm
EDT
Mostly Cloudy
75°F / 55°F
  • Wind: 9mph NNE
  • Humidity: 41%
  • Precip. probability: 4%
  • Precipitation: 0"
  • UV index: 6
On Sunday, April 20, gray skies will define the day.
The temperature is expected to vary between a maximum of a moderately hot 75.2°F and a minimum of a mild 55.4°F.
On Sunday, the warmer forecast high of 75.2°F matches May's pattern over April's.
Sunrise will be at 6:23 am and sunset at 7:52 pm; the daylight will last for 13h and 29min.

Frequently asked questions

What is the weather forecast for Annandale for tomorrow?
Tomorrow, gray skies will dominate the forecast.
What will be the highest temperature tomorrow?
Tomorrow, the highest temperature will be 87.8°F, while the lowest temperature will be 64.4°F. The maximum heat index, which adjusts the air temperature based on humidity, is assessed at 89.6°F.
The highest temperature will be uncommonly higher than the average maximum of 65.3°F in April. The lowest temperature will be also noticeably higher than the average low of 46.9°F.
When is the sunrise / sunset tomorrow?
On Saturday, in Annandale, sunrise will be at 6:24 am and sunset at 7:51 pm (EDT).
How long will the day be tomorrow?
In Annandale, tomorrow, there will be 13h and 26min of daylight.
What is the weather forecast for Annandale for Sunday?
On Sunday, in Annandale, clouds will dominate overhead, keeping the atmosphere dull.
What will be the maximum temperature on Sunday?
On Sunday, the highest temperature will be 75.2°F, while the lowest temperature will be 55.4°F.
What is the weather forecast for Annandale for the next ten days?
In Annandale, a combination of predominantly dull and occasionally wet and storm-filled weather is forecasted for the next ten days.
Will it rain in the next ten days?
Rainfall is expected on next Saturday and Sunday in Annandale. Next Sunday, with light precipitation of 0.31", will be the day with the most rainfall.
How hot will it be in the next ten days?
The maximum temperature will range between 68°F and 87.8°F, while the minimum temperature will vary between 53.6°F and 64.4°F.
What will be the hottest and the coldest days?
Tomorrow will be the hottest day, with a maximum temperature of 87.8°F. Next Sunday will be the coldest day, with a maximum temperature of 68°F.

Long-term weather forecast

FriApr 18.
  • 81°F
  • 64°F
Partly Cloudy
Partly Cloudy
  • Wind: 16mph S
  • Humidity: 44%
  • UV index: 7
  • Precip. probability: 2%
  • Precipitation: 0"
  • 6:25 am 7:50 pm EDT
SatApr 19.
  • 88°F
  • 64°F
Cloudy
Cloudy
  • Wind: 14mph SW
  • Humidity: 44%
  • UV index: 5
  • Precip. probability: 3%
  • Precipitation: 0"
  • 6:24 am 7:51 pm EDT
SunApr 20.
  • 75°F
  • 55°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 9mph NNE
  • Humidity: 41%
  • UV index: 6
  • Precip. probability: 4%
  • Precipitation: 0"
  • 6:23 am 7:52 pm EDT
MonApr 21.
  • 77°F
  • 63°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 12mph SE
  • Humidity: 51%
  • UV index: 6
  • Precip. probability: 17%
  • Precipitation: 0"
  • 6:21 am 7:53 pm EDT
TueApr 22.
  • 79°F
  • 54°F
Partly Cloudy
Partly Cloudy
  • Wind: 10mph WNW
  • Humidity: 46%
  • UV index: 7
  • Precip. probability: 16%
  • Precipitation: 0"
  • 6:20 am 7:54 pm EDT
WedApr 23.
  • 73°F
  • 54°F
Partly Cloudy
Partly Cloudy
  • Wind: 6mph ENE
  • Humidity: 36%
  • UV index: 7
  • Precip. probability: 1%
  • Precipitation: 0"
  • 6:19 am 7:55 pm EDT
ThuApr 24.
  • 79°F
  • 55°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph SSE
  • Humidity: 46%
  • UV index: 7
  • Precip. probability: 16%
  • Precipitation: 0"
  • 6:17 am 7:55 pm EDT
FriApr 25.
  • 77°F
  • 59°F
PM Showers
PM Showers
  • Wind: 9mph SE
  • Humidity: 55%
  • UV index: 5
  • Precip. probability: 32%
  • Precipitation: 0"
  • 6:16 am 7:56 pm EDT
SatApr 26.
  • 73°F
  • 59°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 11mph WSW
  • Humidity: 68%
  • UV index: 6
  • Precip. probability: 45%
  • Precipitation: 0.08"
  • 6:15 am 7:57 pm EDT
SunApr 27.
  • 68°F
  • 55°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph NNE
  • Humidity: 63%
  • UV index: 6
  • Precip. probability: 24%
  • Precipitation: 0.31"
  • 6:13 am 7:58 pm EDT
Primarily cloudy and occasionally damp and thunderstorm-prone weather is forecasted.
Rainfall is anticipated on next Saturday and Sunday.
Expect a substantial fluctuation in daytime highs in the next ten days. Highs will range from 68°F to 87.8°F, while the minimum temperature is forecast to range between 53.6°F and 64.4°F.
With the highest temperature of 87.8°F, Saturday will be the hottest day; next Sunday will be the coldest day, with the highest temperature of 68°F.
Updated: Apr 18, 2025 @ 07:00:58 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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