Arlington County
October
Weather in Arlington County for October 2025
Your guide to Arlington County weather in October - trends and predictions
In general, the average temperature in Arlington County at the beginning of October is 24.7 °F. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 21.9 °F by the end of October.
Arlington County sees moderate rainfall in October, averaging 9 rainy days.
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22
Dry days
9
Rainy days
0
Snow days
22°/11°
Temperatures
13 km/h
Avg max wind
66 %
Avg humidity
Arlington County in October average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  22° | 2 25° | 3 27° | 4  27° | 5 26° | ||
| 6  25° | 7 21° | 8  19° | 9 21° | 10 19° | 11 21° | 12 26° |
| 13  24° | 14 18° | 15 13° | 16 14° | 17 16° | 18 20° | 19 22° |
| 20 22° | 21 23° | 22 22° | 23  21° | 24 19° | 25 23° | 26 24° |
| 27 21° | 28 24° | 29 19° | 30  23° | 31 19° |
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Temperatures trend during October in Arlington County
See the weather trend as well as the moving average line
October weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Oct. 1 | Fog | 22° /14° | 11.7 mm | 5 | |
| Oct. 2 | Mist | 25° /16° | 0 mm | 6 | |
| Oct. 3 | Mist | 27° /16° | 0 mm | 6 | |
| Oct. 4 | Partly cloudy | 27° /16° | 0 mm | 6 | |
| Oct. 5 | Mist | 26° /16° | 0 mm | 6 | |
| Oct. 6 | Light rain shower | 25° /15° | 0.6 mm | 6 | |
| Oct. 7 | Light rain shower | 21° /13° | 1.9 mm | 5 | |
| Oct. 8 | Overcast | 19° /8° | 0 mm | 5 | |
| Oct. 9 | Patchy rain possible | 21° /8° | 0.1 mm | 5 | |
| Oct. 10 | Partly cloudy | 19° /9° | 0.1 mm | 6 | |
| Oct. 11 | Overcast | 21° /7° | 0 mm | 6 | |
| Oct. 12 | Partly cloudy | 26° /10° | 0 mm | 7 | |
| Oct. 13 | Cloudy | 24° /13° | 0 mm | 6 | |
| Oct. 14 | Light rain shower | 18° /10° | 10.2 mm | 5 | |
| Oct. 15 | Patchy rain possible | 13° /8° | 0.4 mm | 4 | |
| Oct. 16 | Patchy rain possible | 14° /6° | 0.2 mm | 4 | |
| Oct. 17 | Patchy rain possible | 16° /7° | 0.1 mm | 5 | |
| Oct. 18 | Overcast | 20° /7° | 0 mm | 6 | |
| Oct. 19 | Overcast | 22° /8° | 0 mm | 6 | |
| Oct. 20 | Light rain shower | 22° /12° | 9.5 mm | 5 | |
| Oct. 21 | Patchy rain possible | 23° /10° | 0 mm | 6 | |
| Oct. 22 | Light rain shower | 22° /10° | 3.4 mm | 6 | |
| Oct. 23 | Sunny | 21° /8° | 0 mm | 6 | |
| Oct. 24 | Sunny | 19° /8° | 0 mm | 6 | |
| Oct. 25 | Partly cloudy | 23° /7° | 0 mm | 7 | |
| Oct. 26 | Overcast | 24° /11° | 0.1 mm | 6 | |
| Oct. 27 | Overcast | 21° /11° | 0 mm | 5 | |
| Oct. 28 | Patchy rain possible | 24° /11° | 0 mm | 6 | |
| Oct. 29 | Light rain shower | 19° /13° | 1 mm | 5 | |
| Oct. 30 | Light drizzle | 23° /12° | 0.4 mm | 6 | |
| Oct. 31 | Overcast | 19° /10° | 0 mm | 5 | |
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Important Notice
Our weather forecast for Arlington County in October 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 October - FAQ
What are the expected maximum and minimum temperatures in Arlington County during October?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Arlington County during October?
In October, Arlington County can expect light to moderate rainfall, totaling 46.6 mm across approximately 9 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Arlington County during October?
The average wind speed in Arlington County during October is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
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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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