National Weather Service forecast
Dennis, Massachusetts Weather
Dennis 7-Day Forecast
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Overnight53°FPartly Cloudy5% chance of precipitation
Partly cloudy, with a low around 53. Southwest wind around 8 mph.
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Wednesday66°FSunny6% chance of precipitation
Sunny. High near 66, with temperatures falling to around 59 in the afternoon. Southwest wind 8 to 14 mph.
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Wednesday Night56°FPatchy Fog3% chance of precipitation
Patchy fog between 11pm and 2am. Partly cloudy, with a low around 56. Southwest wind 8 to 12 mph.
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Thursday67°FPartly Sunny4% chance of precipitation
Partly sunny, with a high near 67. Southwest wind 8 to 13 mph.
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Thursday Night59°FMostly Cloudy then Chance Light Rain53% chance of precipitation
A chance of rain after 1am. Mostly cloudy, with a low around 59. Southwest wind around 10 mph. Chance of precipitation is 50%.
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Friday65°FLight Rain84% chance of precipitation
Rain likely before 7am, then rain and a chance of thunderstorms. Cloudy, with a high near 65. South wind 8 to 12 mph. Chance of precipitation is 80%.
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Friday Night57°FRain87% chance of precipitation
Rain and a chance of thunderstorms. Cloudy, with a low around 57. South wind around 9 mph. Chance of precipitation is 90%.
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Saturday61°FLight Rain84% chance of precipitation
Rain and a slight chance of thunderstorms. Mostly cloudy, with a high near 61. Southwest wind around 10 mph. Chance of precipitation is 80%.
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Saturday Night49°FChance Light Rain54% chance of precipitation
A chance of rain. Mostly cloudy, with a low around 49. West wind around 10 mph. Chance of precipitation is 50%.
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Sunday57°FChance Light Rain29% chance of precipitation
A chance of rain before 5pm. Partly sunny, with a high near 57. West wind 7 to 12 mph. Chance of precipitation is 30%.
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Sunday Night46°FPartly Cloudy12% chance of precipitation
Partly cloudy, with a low around 46. West wind around 10 mph.
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Monday56°FChance Light Rain27% chance of precipitation
A chance of rain after 7am. Mostly sunny, with a high near 56. West wind 10 to 14 mph. Chance of precipitation is 30%.
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Monday Night44°FChance Light Rain27% chance of precipitation
A chance of rain before 5am. Partly cloudy, with a low around 44. West wind 13 to 16 mph. Chance of precipitation is 30%.
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Tuesday56°FSlight Chance Light Rain then Sunny15% chance of precipitation
A slight chance of rain between 7am and 8am. Sunny, with a high near 56. West wind around 20 mph.
Issued by the National Weather Service (BOX office), updated .
Dennis Hourly Forecast
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Dennis Weather Radar
Open the full radar for DennisAbout Dennis
- Population (2020 Census)
- 2,399
- Coordinates
- 41.730, -70.197
- Elevation
- 30 ft
- NWS forecast office
- BOX
- Time zone
- America/New York
- Sunrise today
- 6:16 AM EST
- Sunset today
- 4:32 PM EST
- Daylight today
- 10 h 16 min
Dennis Weather Questions
What is the weather forecast for Dennis, Massachusetts?
Overnight: Partly cloudy, with a low around 53. Southwest wind around 8 mph. Wednesday: Sunny. High near 66, with temperatures falling to around 59 in the afternoon. Southwest wind 8 to 14 mph.
Will it rain or snow in Dennis this week?
The best chance of precipitation is Friday Night at 87%. Periods with a 30% chance or more: Thursday Night (53%), Friday (84%), Friday Night (87%), Saturday (84%), Saturday Night (54%).
How warm and how cold will it get in Dennis this week?
The warmest day is Thursday, with a high near 67°F. The coldest night is Monday Night, with a low near 44°F.
What time are sunrise and sunset in Dennis today?
Sunrise is at 6:16 AM EST and sunset is at 4:32 PM EST, for 10 h 16 min of daylight.
Weather near Dennis
- Yarmouth Port 2 mi
- East Dennis 2 mi
- South Dennis 3 mi
- South Yarmouth 4 mi
- West Dennis 5 mi
- Dennis Port 5 mi
- Northwest Harwich 5 mi
- West Yarmouth 6 mi