Live Weather & Forecast
Weather in Arlington
Washington, United States · Real-time conditions & 3-day outlook
6°C
Feels like 5°C
42°F / Feels 42°F
Overcast
Arlington, Washington
🌙 Nighttime
Updated: 2026-04-15 23:30
Humidity
85%
Wind
3.6 km/h N
Wind Gust
4.9 km/h
Pressure
1017 mb
Visibility
16 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
100%
Dew Point
2.4°C
Wind Degree
356°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
198.9 μg/m³
NO₂
8.5 μg/m³
O₃
67 μg/m³
SO₂
3.3 μg/m³
PM 2.5
8.9 μg/m³
PM 10
11.6 μg/m³
Weather Alerts 1
Met
· Severe · Expected
Winter Storm Warning issued April 15 at 1:49PM PDT until April 15 at 11:00PM PDT by NWS Seattle WA
* WHAT...Heavy snow at times. Additional snow accumulations up to 5 inches. * WHERE...Cascades of Snohomish and Northern King Counties, Cascades of Pierce and Lewis Counties, and Cascades of Southern King County. * WHEN...Until 11 PM PDT this evening. * IMPACTS...Travel could be very difficult. * ADDITIONAL DETAILS...Snow showers will continue into tonight. Brief periods of higher snow rates w...
If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. Prepare for possible power outages.
Today's Hourly Forecast
24-hour breakdown for Arlington, Washington
12 AM
6°
Patchy rain nearby
1 AM
6°
Clear
2 AM
5°
Clear
3 AM
4°
Clear
4 AM
4°
Clear
5 AM
4°
Clear
6 AM
3°
Clear
7 AM
4°
Sunny
8 AM
5°
Sunny
9 AM
5°
Sunny
10 AM
7°
Cloudy
11 AM
8°
Sunny
12 PM
8°
Sunny
1 PM
7°
Sunny
2 PM
7°
Partly Cloudy
3 PM
7°
Patchy rain nearby
4 PM
8°
Sunny
5 PM
8°
Partly Cloudy
6 PM
7°
Partly Cloudy
7 PM
7°
Overcast
8 PM
6°
Patchy light drizzle
9 PM
6°
Overcast
10 PM
5°
Cloudy
11 PM
6°
Overcast
3-Day Forecast
Daily overview for Arlington, Washington
Today
Patchy rain nearby
8°
/
3°
🌧️ 78% chance of rain
💧 Avg. humidity: 79%
💨 Max wind: 15.1 km/h
🌧️ Total precip: 0.23 mm
☀️ UV Index: 0.8
🌅 Sunrise: 06:18 AM
🌇 Sunset: 08:00 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Thu, Apr 16
Overcast
11°
/
4°
🌧️ 0% chance of rain
💧 Avg. humidity: 77%
💨 Max wind: 7.2 km/h
🌧️ Total precip: 0.07 mm
☀️ UV Index: 1
🌅 Sunrise: 06:16 AM
🌇 Sunset: 08:01 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Cloudy
13°
/
5°
🌧️ 0% chance of rain
💧 Avg. humidity: 74%
💨 Max wind: 7.9 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 0.9
🌅 Sunrise: 06:15 AM
🌇 Sunset: 08:03 PM
🌙 New Moon
🌑 Moon: 0% lit
Best Time to Visit Arlington
Plan your trip to Arlington, United States around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Arlington?
Current conditions in Arlington: Overcast, temperature 6°C, humidity 85%.
What is the best time to visit Arlington?
The best time to visit Arlington is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Arlington?
Arlington is located at approximately 48.2° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Arlington?
The wettest period in Arlington is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Arlington?
For visits to Arlington during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Arlington in?
Arlington is located in United States, in the state of Washington.
What are the public holidays in Arlington in 2026?
View the 2026 public holidays for Arlington on our Holidays page.
What are the GPS coordinates used for the weather forecast in Arlington?
The weather forecast for Arlington uses coordinates 48.1897, -122.1289.