Marine Weather Net

Chilmark, MA Weather Forecast




Chilmark, Massachusetts

 Lat: 41.34N, Lon: 70.75W

Current Conditions Updated: 553 AM EDT THU JUN 18 2026

Clear


Temp: 62°F
  • Humidity:
  • 83%
  • Winds:
  • 8 MPH S
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.83 in.
  • Dewpoint:
  • 57°F
  • Heat index:
  • 62°F

  • Sunrise:
  • 5:07 AM EDT
  • Sunset:
  • 8:17 PM EDT
  • Moonrise:
  • 9:03 AM EDT
  • Moonset:
  • 11:30 PM EDT

TODAY

CHANCE OF SHOWERS
Hi: 75°F
Lo: 69°F
Precip: 20%

JUNETEENTH

PARTLY SUNNY
Hi: 79°F
Lo: 65°F

SATURDAY

SUNNY

Hi: 79°F
Lo: 65°F

SUNDAY

SUNNY

Hi: 81°F
Lo: 61°F
Weather Forecast In Detail:
Forecast Issued: 704 AM EDT Thu Jun 18 2026

Today...Mostly cloudy. A slight chance of showers and thunderstorms this afternoon. Breezy with highs in the mid 70s. South winds 15 to 25 mph. Gusts up to 30 mph, increasing to 45 mph this afternoon. Chance of rain 20 percent.
Tonight...Mostly cloudy. Patchy fog. Breezy. Near steady temperature in the upper 60s. Southwest winds 15 to 25 mph with gusts up to 40 mph, becoming west 10 to 15 mph with gusts up to 25 mph after midnight.
Juneteenth...Partly sunny. Highs in the upper 70s. West winds 15 to 20 mph with gusts up to 30 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...Clear. Lows in the mid 60s.
Sunday...Sunny. Highs in the lower 80s.
Sunday Night...Partly cloudy with a 30 percent chance of showers. Lows in the lower 60s.
Monday And Monday Night...Showers likely. Highs in the upper 70s. Lows in the lower 60s. Chance of rain 70 percent.
Tuesday...Partly sunny with a 50 percent chance of showers. Highs around 80.
Tuesday Night And Wednesday...Mostly clear. Lows in the lower 60s. Highs around 80.
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