Marine Weather Net

Siasconset, MA Weather Forecast




Siasconset, Massachusetts

 Lat: 41.26N, Lon: 69.97W

Current Conditions Updated: 853 PM EDT FRI JUN 19 2026

Clear


Temp: 63°F
  • Humidity:
  • 83%
  • Winds:
  • 15 MPH WSW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.65 in.
  • Dewpoint:
  • 58°F
  • Heat index:
  • 63°F

  • Sunrise:
  • 5:05 AM EDT
  • Sunset:
  • 8:14 PM EDT
  • Moonrise:
  • 10:15 AM EDT
  • Moonset:
  • 11:51 PM EDT

THIS AFTERNOON

MOSTLY CLOUDY
Lo: 69°F

JUNETEENTH

PARTLY SUNNY
Hi: 75°F
Lo: 65°F

SATURDAY

SUNNY

Hi: 79°F
Lo: 65°F

MONDAY

SHOWERS
Hi: 79°F
Lo: 61°F
Precip: 70%
Weather Forecast In Detail:
Forecast Issued: 104 PM EDT Thu Jun 18 2026

This Afternoon...Mostly cloudy. Patchy fog. Breezy. Near steady temperature around 70. South winds 20 to 25 mph with gusts up to 40 mph.
Tonight...Mostly cloudy. Patchy fog. Breezy . Near steady temperature in the upper 60s. Southwest winds 15 to 25 mph with gusts up to 35 mph.
Juneteenth...Partly sunny. Highs in the mid 70s. West winds 15 to 20 mph.
Friday Night...Mostly clear. Lows in the mid 60s. West winds 15 to 20 mph.
Saturday...Sunny. Highs in the upper 70s. West winds 15 to 20 mph with gusts up to 30 mph.
Saturday Night And Sunday...Mostly clear. Lows in the mid 60s. Highs around 80.
Sunday Night...Partly cloudy. Lows in the mid 60s.
Monday...Showers likely. Highs in the upper 70s. Chance of rain 70 percent.
Monday Night...Showers. Lows in the lower 60s. Chance of rain 80 percent.
Tuesday...Showers likely. Highs in the upper 70s. Chance of rain 60 percent.
Tuesday Night And Wednesday...Mostly clear. Lows in the mid 60s. Highs in the upper 70s.
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