Live Weather & Forecast
Weather in Arlington
Massachusetts, United States · Real-time conditions & 3-day outlook
9°C
Feels like 7°C
48°F / Feels 44°F
Partly cloudy
Arlington, Massachusetts
🌞 Daytime
Updated: 2026-04-12 18:15
Humidity
35%
Wind
13 km/h SSE
Wind Gust
17.4 km/h
Pressure
1028 mb
Visibility
16 km
UV Index
0.3
(Low)
Precipitation
0 mm
Cloud Cover
75%
Dew Point
-1°C
Wind Degree
160°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
226.9 μg/m³
NO₂
14.3 μg/m³
O₃
89 μg/m³
SO₂
3.4 μg/m³
PM 2.5
8.8 μg/m³
PM 10
9.4 μg/m³
Today's Hourly Forecast
24-hour breakdown for Arlington, Massachusetts
12 AM
7°
Clear
1 AM
6°
Clear
2 AM
5°
Clear
3 AM
4°
Clear
4 AM
3°
Clear
5 AM
3°
Clear
6 AM
3°
Clear
7 AM
5°
Sunny
8 AM
6°
Sunny
9 AM
8°
Sunny
10 AM
11°
Sunny
11 AM
13°
Sunny
12 PM
14°
Sunny
1 PM
14°
Sunny
2 PM
14°
Sunny
3 PM
14°
Sunny
4 PM
12°
Sunny
5 PM
12°
Sunny
6 PM
9°
Partly cloudy
7 PM
11°
Sunny
8 PM
10°
Clear
9 PM
10°
Clear
10 PM
9°
Clear
11 PM
8°
Clear
3-Day Forecast
Daily overview for Arlington, Massachusetts
Today
Sunny
16°
/
3°
🌧️ 0% chance of rain
💧 Avg. humidity: 36%
💨 Max wind: 16.9 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.5
🌅 Sunrise: 06:08 AM
🌇 Sunset: 07:23 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Patchy rain nearby
17°
/
7°
🌧️ 89% chance of rain
💧 Avg. humidity: 80%
💨 Max wind: 27 km/h
🌧️ Total precip: 1.6 mm
☀️ UV Index: 1
🌅 Sunrise: 06:07 AM
🌇 Sunset: 07:24 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Sunny
25°
/
16°
🌧️ 0% chance of rain
💧 Avg. humidity: 72%
💨 Max wind: 20.5 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.7
🌅 Sunrise: 06:05 AM
🌇 Sunset: 07:26 PM
🌙 Waning Crescent
🌑 Moon: 15% 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: Partly cloudy, temperature 9°C, humidity 35%.
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 42.4° 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 Massachusetts.
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 42.4154, -71.1564.