Marine Weather Net

Haddam, CT Weather Forecast


Marine Forecast:


Haddam, Connecticut

 Lat: 41.48N, Lon: 72.51W

Current Conditions Updated: 353 PM EDT SUN JUL 5 2026

Mostly Cloudy
Temp: 81°F
  • Humidity:
  • 60%
  • Winds:
  • 3 MPH VRB
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30 in.
  • Dewpoint:
  • 66°F
  • Heat index:
  • 83°F

  • Sunrise:
  • 5:20 AM EDT
  • Sunset:
  • 8:25 PM EDT
  • Moonrise:
  • 11:58 PM EDT
  • Moonset:
  • 10:51 AM EDT

THIS AFTERNOON

CHANCE OF SHOWERS
Hi: 81°F
Lo: 60°F
Precip: 50%

MONDAY

CHANCE OF T-STORM
Hi: 70°F
Lo: 59°F
Precip: 100%

TUESDAY

CHANCE OF T-STORM
Hi: 75°F
Lo: 59°F
Precip: 80%

WEDNESDAY

MOSTLY SUNNY
Hi: 81°F
Lo: 61°F
Weather Forecast In Detail:
Forecast Issued: 258 PM EDT Sun Jul 05 2026

FLOOD WATCH REMAINS IN EFFECT THROUGH LATE MONDAY NIGHT
This Afternoon...Mostly cloudy with a chance of showers and thunderstorms. Some thunderstorms May produce heavy rainfall. Cooler with highs in the lower 80s. Southeast winds around 5 mph. Chance of rain 50 percent.
Tonight...Showers with a chance of thunderstorms. Some thunderstorms May produce heavy rainfall. Lows around 60. Southeast winds around 5 mph. Chance of rain near 100 percent.
Monday...Showers with a chance of thunderstorms. Some thunderstorms May produce heavy rainfall. Highs around 70. East winds 5 to 10 mph with gusts up to 20 mph. Chance of rain near 100 percent.
Monday Night...Showers with a chance of thunderstorms. Some thunderstorms May produce heavy rainfall. Lows in the upper 50s. Northeast winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 90 percent.
Tuesday...Showers with a slight chance of thunderstorms. Humid with highs in the mid 70s. Northeast winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 80 percent.
Tuesday Night...Mostly cloudy. Showers likely, mainly in the evening. Lows in the upper 50s. Chance of rain 70 percent.
Wednesday...Mostly cloudy in the morning, then becoming mostly sunny. Highs in the lower 80s.
Wednesday Night...Partly cloudy. Lows in the lower 60s.
Thursday...Mostly sunny. Highs in the mid 80s.
Thursday Night...Partly cloudy. Lows in the upper 60s.
Friday...Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 50 percent. Heat index values in the upper 90s.
Friday Night...Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the mid 60s. Chance of rain 50 percent.
Saturday...Partly sunny. A chance of showers in the afternoon. Highs in the mid 80s. Chance of rain 40 percent.
Saturday Night...Partly cloudy. A chance of showers in the evening. Lows in the lower 60s. Chance of rain 40 percent.
Sunday...Mostly sunny. Highs in the mid 80s.
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