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Weather in Loudoun County, Virginia for August 2026

Your guide to Loudoun County weather in August - trends and predictions

    Temperatures

  • In general, the average temperature in Loudoun County at the beginning of August is 28.7 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 27.4 °F by the end of August.

  • Rain 🌧️

  • The climate of Loudoun County in August is notably wet, with an average of 15 rainy days, and a total of 186.8 mm of precipitation.

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Average dry days
16
Dry days
Average rainy days
15
Rainy days
Average snowy days
0
Snow days
Average temperatures
29°/18°
Temperatures
Average wind speed
13 km/h
Avg max wind
Average humidity
69 %
Avg humidity

Loudoun County Weather August

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Temperatures trend during August in Loudoun County

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August weather in Loudoun County day by day

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Date Weather Temperatures Rain UV More
Aug. 1 Cloudy
Cloudy
29° /20° 4.6 mm 6
Aug. 2 Cloudy
Cloudy
29° /19° 1.8 mm 6
Aug. 3 Moderate or heavy rain shower
Moderate or heavy rain shower
30° /18° 9.1 mm 7
Aug. 4 Moderate or heavy rain shower
Moderate or heavy rain shower
29° /18° 3.1 mm 7
Aug. 5 Partly cloudy
Partly cloudy
29° /18° 0 mm 7
Aug. 6 Moderate or heavy rain shower
Moderate or heavy rain shower
30° /20° 5.8 mm 7
Aug. 7 Moderate or heavy rain shower
Moderate or heavy rain shower
25° /19° 7.8 mm 6
Aug. 8 Moderate or heavy rain shower
Moderate or heavy rain shower
28° /19° 21.7 mm 6
Aug. 9 Moderate or heavy rain shower
Moderate or heavy rain shower
28° /19° 22.6 mm 6
Aug. 10 Patchy rain possible
Patchy rain possible
30° /18° 0.1 mm 7
Aug. 11 Sunny
Sunny
29° /16° 0 mm 8
Aug. 12 Partly cloudy
Partly cloudy
30° /17° 0 mm 7
Aug. 13 Overcast
Overcast
29° /19° 0 mm 7
Aug. 14 Partly cloudy
Partly cloudy
30° /18° 1 mm 7
Aug. 15 Sunny
Sunny
30° /19° 18.2 mm 7
Aug. 16 Overcast
Overcast
30° /20° 0 mm 7
Aug. 17 Moderate or heavy rain shower
Moderate or heavy rain shower
33° /20° 2.7 mm 7
Aug. 18 Moderate or heavy rain shower
Moderate or heavy rain shower
26° /18° 6.6 mm 6
Aug. 19 Moderate or heavy rain shower
Moderate or heavy rain shower
24° /17° 2.7 mm 6
Aug. 20 Partly cloudy
Partly cloudy
23° /14° 0 mm 6
Aug. 21 Sunny
Sunny
23° /14° 0.9 mm 6
Aug. 22 Partly cloudy
Partly cloudy
27° /14° 0 mm 7
Aug. 23 Partly cloudy
Partly cloudy
29° /14° 0 mm 7
Aug. 24 Cloudy
Cloudy
28° /16° 0 mm 6
Aug. 25 Partly cloudy
Partly cloudy
28° /17° 1.5 mm 7
Aug. 26 Moderate or heavy rain shower
Moderate or heavy rain shower
28° /14° 2 mm 6
Aug. 27 Cloudy
Cloudy
29° /15° 0 mm 7
Aug. 28 Sunny
Sunny
31° /16° 0.6 mm 8
Aug. 29 Moderate or heavy rain shower
Moderate or heavy rain shower
25° /16° 4.4 mm 6
Aug. 30 Patchy rain possible
Patchy rain possible
24° /14° 0.7 mm 6
Aug. 31 Fog
Fog
27° /16° 2.8 mm 6
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Important Notice
Our weather forecast for Loudoun County in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Loudoun County forecast closer to your planned date for the most up-to-date weather information.

Loudoun County in August - FAQ

What are the expected maximum and minimum temperatures in Loudoun County during August?
During August, expect a variety of temperatures with highs around 29° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Loudoun County during August?
Significant rainfall exceeding 186.8 mm is expected in Loudoun County during August, occurring over more than 15 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Loudoun County during August?
The average wind speed in Loudoun County during August is 13 km/h, suggesting breezy to windy conditions, depending on your activities.

August rainfall patterns in Loudoun County

Explore the daily rainfall trends and prepare for Loudoun Countys August weather 💧

UV exposure in Loudoun County during August

Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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Location coordinates Where is Loudoun County?

Get accurate weather forecasts for Loudoun County, located at latitude 39.116 and longitude -77.564. Stay updated with localized weather information tailored for Loudoun County.

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