Live Weather & Forecast
Weather in Sudbury
Massachusetts, United States · Real-time conditions & 3-day outlook
7°C
Feels like 4°C
44°F / Feels 38°F
Overcast
Sudbury, Massachusetts
🌙 Nighttime
Updated: 2026-04-13 02:15
Humidity
79%
Wind
17.6 km/h S
Wind Gust
25.9 km/h
Pressure
1025 mb
Visibility
16 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
100%
Dew Point
4.6°C
Wind Degree
184°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
160.9 μg/m³
NO₂
6.2 μg/m³
O₃
98 μg/m³
SO₂
2.7 μg/m³
PM 2.5
5.8 μg/m³
PM 10
6.9 μg/m³
Today's Hourly Forecast
24-hour breakdown for Sudbury, Massachusetts
12 AM
7°
Patchy rain nearby
1 AM
7°
Patchy rain nearby
2 AM
7°
Overcast
3 AM
8°
Clear
4 AM
8°
Clear
5 AM
9°
Clear
6 AM
10°
Clear
7 AM
12°
Overcast
8 AM
13°
Partly Cloudy
9 AM
15°
Patchy rain nearby
10 AM
17°
Patchy rain nearby
11 AM
19°
Sunny
12 PM
18°
Sunny
1 PM
17°
Cloudy
2 PM
17°
Overcast
3 PM
17°
Overcast
4 PM
18°
Overcast
5 PM
19°
Partly Cloudy
6 PM
19°
Sunny
7 PM
18°
Sunny
8 PM
17°
Clear
9 PM
17°
Clear
10 PM
17°
Partly Cloudy
11 PM
17°
Clear
3-Day Forecast
Daily overview for Sudbury, Massachusetts
Today
Patchy rain nearby
21°
/
7°
🌧️ 83% chance of rain
💧 Avg. humidity: 79%
💨 Max wind: 24.8 km/h
🌧️ Total precip: 0.12 mm
☀️ UV Index: 1
🌅 Sunrise: 06:08 AM
🌇 Sunset: 07:25 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Sunny
25°
/
17°
🌧️ 0% chance of rain
💧 Avg. humidity: 70%
💨 Max wind: 19.8 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.8
🌅 Sunrise: 06:06 AM
🌇 Sunset: 07:26 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Wed, Apr 15
Patchy rain nearby
21°
/
14°
🌧️ 79% chance of rain
💧 Avg. humidity: 81%
💨 Max wind: 22.3 km/h
🌧️ Total precip: 4.38 mm
☀️ UV Index: 1.5
🌅 Sunrise: 06:04 AM
🌇 Sunset: 07:27 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Best Time to Visit Sudbury
Plan your trip to Sudbury, 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 Sudbury?
Current conditions in Sudbury: Overcast, temperature 7°C, humidity 79%.
What is the best time to visit Sudbury?
The best time to visit Sudbury is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Sudbury?
Sudbury is located at approximately 42.4° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Sudbury?
The wettest period in Sudbury is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Sudbury?
For visits to Sudbury during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Sudbury in?
Sudbury is located in United States, in the state of Massachusetts.
What are the public holidays in Sudbury in 2026?
View the 2026 public holidays for Sudbury on our Holidays page.
What are the GPS coordinates used for the weather forecast in Sudbury?
The weather forecast for Sudbury uses coordinates 42.3834, -71.4162.