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Weather in Arlington County for May 2025

Your guide to Arlington County weather in May - trends and predictions
  • In general, the average temperature in Arlington County at the beginning of May is 22.7 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 24.4 °F by the end of May.

  • Expect significant rainfall in Arlington County during May, with an average of 19 rainy days.

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Average dry days
12
Dry days
Average rainy days
19
Rainy days
Average snowy days
0
Snow days
Average temperatures
22°/13°
Temperatures
Average wind speed
14 km/h
Avg max wind
Average humidity
76 %
Avg humidity

Arlington County in May average weather

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Temperatures trend during May in Arlington County

See the weather trend as well as the moving average line

May weather day by day

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Date Weather Temperatures Rain UV More
May 1 Light rain shower
Light rain shower
25° /17° 1.4 mm 6
May 2 Partly cloudy
Partly cloudy
29° /15° 0 mm 7
May 3 Partly cloudy
Partly cloudy
23° /12° 1.4 mm 6
May 4 Light rain
Light rain
13° /11° 8.9 mm 3
May 5 Light rain shower
Light rain shower
20° /11° 15.4 mm 5
May 6 Light rain shower
Light rain shower
25° /16° 10.5 mm 6
May 7 Light rain shower
Light rain shower
24° /17° 5.7 mm 5
May 8 Patchy light rain with thunder
Patchy light rain with thunder
30° /17° 1.4 mm 7
May 9 Light rain shower
Light rain shower
24° /18° 4.1 mm 5
May 10 Light rain shower
Light rain shower
15° /11° 24.3 mm 4
May 11 Light drizzle
Light drizzle
17° /9° 1.7 mm 4
May 12 Patchy light drizzle
Patchy light drizzle
16° /9° 1.8 mm 4
May 13 Mist
Mist
24° /8° 0 mm 5
May 14 Light drizzle
Light drizzle
20° /15° 4.8 mm 4
May 15 Light rain shower
Light rain shower
16° /14° 20.7 mm 4
May 16 Patchy rain possible
Patchy rain possible
20° /14° 0.3 mm 5
May 17 Cloudy
Cloudy
24° /13° 0 mm 5
May 18 Moderate rain
Moderate rain
16° /13° 15 mm 4
May 19 Fog
Fog
20° /13° 0.2 mm 5
May 20 Overcast
Overcast
25° /11° 1.9 mm 6
May 21 Partly cloudy
Partly cloudy
25° /11° 1.5 mm 7
May 22 Partly cloudy
Partly cloudy
30° /14° 2.1 mm 7
May 23 Partly cloudy
Partly cloudy
24° /14° 2.6 mm 6
May 24 Overcast
Overcast
27° /12° 0 mm 6
May 25 Sunny
Sunny
26° /14° 0.3 mm 6
May 26 Sunny
Sunny
27° /13° 3.6 mm 7
May 27 Sunny
Sunny
26° /14° 4.7 mm 6
May 28 Moderate or heavy rain shower
Moderate or heavy rain shower
23° /14° 3.8 mm 5
May 29 Moderate or heavy rain shower
Moderate or heavy rain shower
22° /14° 5.9 mm 5
May 30 Overcast
Overcast
22° /12° 0.3 mm 5
May 31 Sunny
Sunny
25° /10° 0 mm 7
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Important Notice
Our weather forecast for Arlington County in May 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 Arlington County forecast closer to your planned date for the most up-to-date weather information.

Arlington County in May - FAQ

What are the expected maximum and minimum temperatures in Arlington County during May?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Arlington County during May?
Significant rainfall exceeding 149.3 mm is expected in Arlington County during May, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Arlington County during May?
The average wind speed in Arlington County during May is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
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Location coordinates Where is Arlington County?

Get accurate weather forecasts for Arlington County, located at latitude 38.881 and longitude -77.104. Stay updated with localized weather information tailored for Arlington County.

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