Marine Weather Net

Falmouth, ME Weather Forecast


Marine Forecast: Casco Bay


Falmouth, Maine

 Lat: 43.73N, Lon: 70.24W

Current Conditions Updated: 951 AM EDT THU AUG 6 2026

Mostly Clear
Temp: 83°F
  • Humidity:
  • 54%
  • Winds:
  • N/A
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.09 in.
  • Dewpoint:
  • 65°F
  • Heat index:
  • 85°F

  • Sunrise:
  • 5:34 AM EDT
  • Sunset:
  • 7:56 PM EDT
  • Moonrise:
  • 11:33 PM EDT
  • Moonset:
  • 2:35 PM EDT

TODAY

MOSTLY SUNNY
Hi: 89°F
Lo: 67°F

FRIDAY

MOSTLY SUNNY
Hi: 89°F
Lo: 67°F

SATURDAY

PARTLY SUNNY
Hi: 85°F
Lo: 69°F
Precip: 50%

SUNDAY

MOSTLY SUNNY
Hi: 89°F
Lo: 65°F
Weather Forecast In Detail:
Forecast Issued: 801 AM EDT Thu Aug 06 2026

Today...Mostly sunny. Warm with highs in the upper 80s. Light and variable winds, becoming south around 10 mph this afternoon. Heat index values in the mid 90s this afternoon.
Tonight...Partly cloudy. Patchy fog. Humid with lows in the upper 60s. Light and variable winds.
Friday...Patchy fog in the morning. Mostly sunny. Warm with highs in the upper 80s. Light and variable winds. Heat index values in the upper 90s.
Friday Night...Partly cloudy in the evening, then becoming mostly cloudy. Patchy fog. Humid with lows in the upper 60s. Light and variable winds.
Saturday...Patchy fog in the morning. Mostly cloudy in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Warm with highs in the mid 80s. Light and variable winds, becoming south around 10 mph in the afternoon. Chance of rain 50 percent. Heat index values in the mid 90s in the afternoon.
Saturday Night...Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the upper 60s. Chance of rain 50 percent.
Sunday...Mostly sunny. Warm with highs in the upper 80s.
Sunday Night...Mostly clear. Lows in the mid 60s.
Monday...Mostly sunny. Warm with highs in the mid 80s.
Monday Night...Partly cloudy. A chance of showers after midnight. Lows in the mid 60s. Chance of rain 30 percent.
Tuesday...Partly sunny with a chance of showers. Highs in the mid 80s. Chance of rain 50 percent.
Tuesday Night...Partly cloudy. A chance of showers in the evening. Lows in the lower 60s. Chance of rain 40 percent.
Wednesday...Mostly sunny. Highs in the lower 80s.
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