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: 1156 PM EDT MON JUN 15 2026

Clear


Temp: 68°F
  • Humidity:
  • 65%
  • Winds:
  • 8 MPH NNW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.67 in.
  • Dewpoint:
  • 56°F
  • Heat index:
  • 68°F

  • Sunrise:
  • 5:04 AM EDT
  • Sunset:
  • 8:16 PM EDT
  • Moonrise:
  • 6:19 AM EDT
  • Moonset:
  • 10:19 PM EDT

TONIGHT

MOSTLY CLOUDY
Lo: 59°F

TUESDAY

SUNNY

Hi: 75°F
Lo: 61°F

WEDNESDAY

MOSTLY SUNNY
Hi: 79°F
Lo: 60°F

THURSDAY

PARTLY SUNNY
Hi: 79°F
Lo: 61°F
Precip: 50%
Weather Forecast In Detail:
Forecast Issued: 1002 PM EDT Mon Jun 15 2026

Overnight...Mostly cloudy. Lows in the upper 50s. Northwest winds 5 to 10 mph with gusts up to 25 mph.
Tuesday...Sunny. Highs in the mid 70s. Northwest winds 5 to 10 mph, becoming southwest 10 to 15 mph in the afternoon. Gusts up to 25 mph.
Tuesday Night...Mostly clear. Lows in the lower 60s. Southwest winds 5 to 10 mph. Gusts up to 25 mph in the evening.
Wednesday...Mostly sunny. Highs in the upper 70s. South winds 5 to 10 mph.
Wednesday Night...Partly cloudy with a 30 percent chance of showers. Lows around 60. South winds 5 to 10 mph.
Thursday...Partly sunny with a 50 percent chance of showers. Highs in the upper 70s.
Thursday Night...Mostly cloudy with a 30 percent chance of showers. Lows in the mid 60s.
Juneteenth And Friday Night...Partly cloudy. Highs around 80. Lows in the lower 60s.
Saturday...Mostly clear. Highs in the upper 70s. Lows in the upper 50s.
Sunday...Mostly clear. Highs in the upper 70s. Lows in the upper 50s.
Sunday Night...Partly cloudy. Lows in the mid 50s.
Monday...Partly sunny with a 30 percent chance of showers. Highs in the upper 70s.
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