Live Weather & Forecast
Weather in Dennis
Massachusetts, United States · Real-time conditions & 3-day outlook
9°C
Feels like 5°C
49°F / Feels 42°F
Overcast
Dennis, Massachusetts
🌞 Daytime
Updated: 2026-04-13 08:00
Humidity
80%
Wind
36 km/h SSW
Wind Gust
58.8 km/h
Pressure
1022 mb
Visibility
16 km
UV Index
0.6
(Low)
Precipitation
0.02 mm
Cloud Cover
100%
Dew Point
8.3°C
Wind Degree
206°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
158.9 μg/m³
NO₂
2.4 μg/m³
O₃
105 μg/m³
SO₂
1.4 μg/m³
PM 2.5
8.1 μg/m³
PM 10
11.4 μg/m³
Today's Hourly Forecast
24-hour breakdown for Dennis, Massachusetts
12 AM
7°
Patchy rain nearby
1 AM
7°
Patchy rain nearby
2 AM
7°
Clear
3 AM
8°
Clear
4 AM
8°
Patchy rain nearby
5 AM
9°
Patchy rain nearby
6 AM
9°
Patchy rain nearby
7 AM
10°
Overcast
8 AM
9°
Overcast
9 AM
13°
Partly Cloudy
10 AM
13°
Overcast
11 AM
13°
Overcast
12 PM
14°
Overcast
1 PM
14°
Cloudy
2 PM
14°
Cloudy
3 PM
14°
Cloudy
4 PM
14°
Partly Cloudy
5 PM
14°
Partly Cloudy
6 PM
12°
Partly Cloudy
7 PM
11°
Overcast
8 PM
10°
Overcast
9 PM
10°
Overcast
10 PM
10°
Overcast
11 PM
10°
Overcast
3-Day Forecast
Daily overview for Dennis, Massachusetts
Today
Patchy rain nearby
15°
/
7°
🌧️ 80% chance of rain
💧 Avg. humidity: 88%
💨 Max wind: 41.8 km/h
🌧️ Total precip: 0.19 mm
☀️ UV Index: 1.1
🌅 Sunrise: 06:04 AM
🌇 Sunset: 07:20 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Patchy rain nearby
20°
/
10°
🌧️ 51% chance of rain
💧 Avg. humidity: 87%
💨 Max wind: 27 km/h
🌧️ Total precip: 0.26 mm
☀️ UV Index: 1.8
🌅 Sunrise: 06:03 AM
🌇 Sunset: 07:21 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Wed, Apr 15
Partly Cloudy
17°
/
10°
🌧️ 0% chance of rain
💧 Avg. humidity: 89%
💨 Max wind: 27 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:01 AM
🌇 Sunset: 07:22 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Best Time to Visit Dennis
Plan your trip to Dennis, 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 Dennis?
Current conditions in Dennis: Overcast, temperature 9°C, humidity 80%.
What is the best time to visit Dennis?
The best time to visit Dennis is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Dennis?
Dennis is located at approximately 41.7° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Dennis?
The wettest period in Dennis is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Dennis?
For visits to Dennis during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Dennis in?
Dennis is located in United States, in the state of Massachusetts.
What are the public holidays in Dennis in 2026?
View the 2026 public holidays for Dennis on our Holidays page.
What are the GPS coordinates used for the weather forecast in Dennis?
The weather forecast for Dennis uses coordinates 41.7354, -70.1939.