Marine Weather Net

Dennis, MA Weather Forecast


Marine Forecast: Cape Cod BayCape Cod Bay


Dennis, Massachusetts

 Lat: 41.74N, Lon: 70.19W

Current Conditions Updated: 156 PM EST THU NOV 13 2025

Overcast
Temp: 47°F
  • Humidity:
  • 65%
  • Winds:
  • 8 MPH W
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.71 in.
  • Dewpoint:
  • 36°F
  • Heat index:
  • 47°F

  • Sunrise:
  • 6:25 AM EST
  • Sunset:
  • 4:21 PM EST
  • Moonrise:
  • N/A EST
  • Moonset:
  • 1:24 PM EST

THIS AFTERNOON

CHANCE OF RAIN
Lo: 35°F
Precip: 40%

FRIDAY

MOSTLY SUNNY
Hi: 45°F
Lo: 31°F

SATURDAY

MOSTLY SUNNY
Hi: 49°F
Lo: 40°F

SUNDAY

RAIN
Hi: 55°F
Lo: 35°F
Precip: 80%
Weather Forecast In Detail:
Forecast Issued: 102 PM EST Thu Nov 13 2025

This Afternoon...Mostly cloudy with a 40 percent chance of rain. Near steady temperature in the upper 40s. West winds 10 to 15 mph with gusts up to 25 mph.
Tonight...Mostly cloudy in the evening, then becoming partly cloudy. A 20 percent chance of rain. Lows in the mid 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph.
Friday...Mostly sunny. Highs in the mid 40s. Northwest winds 15 to 20 mph.
Friday Night...Partly cloudy. Lows in the lower 30s. Northwest winds 10 to 15 mph with gusts up to 25 mph.
Saturday...Mostly sunny. Highs in the upper 40s. West winds 5 to 10 mph with gusts up to 20 mph.
Saturday Night...Rain. Lows around 40. Temperature rising into the upper 40s after midnight. Chance of rain 90 percent.
Sunday...Rain. Highs in the mid 50s. Temperature falling into the upper 40s in the afternoon. Chance of rain 80 percent.
Sunday Night...Partly cloudy with a 40 percent chance of rain. Breezy with lows in the mid 30s.
Monday...Mostly sunny and brisk, cooler with highs in the mid 40s.
Monday Night...Mostly clear. Lows in the mid 30s.
Tuesday...Partly cloudy. Highs in the upper 40s. Lows in the mid 30s.
Wednesday...Partly cloudy. Highs in the upper 40s. Lows in the mid 30s.
SHARE THIS PAGE: