Guilford, CT Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Sun
Aug 2 		Thunderstorms
Close Hourly 		-º / 74º 90% SSE 13 mph 94%
7pm Cloudy 77º 6% SE 8 mph 86%
8pm Cloudy 76º 15% SE 7 mph 92%
9pm Cloudy 75º 15% SE 6 mph 96%
10pm Cloudy 75º 11% SE 6 mph 97%
11pm Cloudy 75º 15% SE 6 mph 97%
Mon
Aug 3 		Thunderstorms
View Hourly 		79º / 64º 95% SSW 17 mph 91%
12am Isolated Thunderstorms 75º 33% SSE 6 mph 99%
1am Thunderstorms 75º 73% SSE 8 mph 99%
2am Thunderstorms 75º 87% S 10 mph 97%
3am Thunderstorms 76º 80% S 10 mph 97%
4am Scattered Thunderstorms 76º 56% S 12 mph 95%
5am Thunderstorms 76º 71% SSW 13 mph 95%
6am Thunderstorms 75º 90% SSW 13 mph 95%
7am Thunderstorms 75º 94% SSW 14 mph 97%
8am Thunderstorms 76º 96% SSW 15 mph 95%
9am Thunderstorms 77º 76% SSW 16 mph 92%
10am Thunderstorms 77º 87% SSW 16 mph 91%
11am Thunderstorms 77º 68% SSW 16 mph 91%
12pm Scattered Thunderstorms 77º 58% SSW 16 mph 91%
1pm Thunderstorms 78º 68% SSW 16 mph 89%
2pm Scattered Thunderstorms 78º 58% SSW 17 mph 89%
3pm Thunderstorms 78º 87% SSW 15 mph 88%
4pm Thunderstorms 78º 67% SSW 13 mph 89%
5pm Scattered Thunderstorms 78º 59% SSW 13 mph 89%
6pm Scattered Thunderstorms 78º 50% SW 11 mph 86%
7pm Scattered Thunderstorms 77º 36% SW 9 mph 88%
8pm Few Showers 76º 34% WSW 7 mph 89%
9pm Showers 75º 35% W 6 mph 91%
10pm Partly Cloudy 73º 8% WNW 4 mph 93%
11pm Partly Cloudy 72º 7% NW 4 mph 90%
Tue
Aug 4 		Partly Cloudy
View Hourly 		82º / 66º 6% WSW 7 mph 65%
12am Partly Cloudy 70º 7% NW 4 mph 90%
1am Mostly Clear 69º 7% NW 5 mph 89%
2am Mostly Clear 68º 6% NW 5 mph 87%
3am Clear 67º 6% NNW 5 mph 87%
4am Mostly Clear 66º 6% NNW 4 mph 90%
5am Mostly Clear 66º 6% NNW 4 mph 90%
6am Sunny 65º 6% NNW 4 mph 92%
7am Sunny 67º 6% NNW 4 mph 87%
8am Sunny 71º 5% NNW 4 mph 80%
9am Partly Cloudy 74º 4% NNW 5 mph 72%
10am Partly Cloudy 76º 2% NNW 5 mph 63%
11am Mostly Sunny 78º 1% NW 5 mph 60%
12pm Partly Cloudy 80º 1% WSW 5 mph 58%
1pm Mostly Sunny 80º 1% SSW 5 mph 58%
2pm Mostly Sunny 80º 1% SSW 7 mph 59%
3pm Mostly Sunny 80º 1% SSW 6 mph 59%
4pm Partly Cloudy 80º 1% SSW 5 mph 59%
5pm Partly Cloudy 80º 1% SSW 5 mph 59%
6pm Partly Cloudy 79º 1% S 5 mph 62%
Wed
Aug 5 		AM Showers 80º / 72º 32% SSE 8 mph 78%
Thu
Aug 6 		Mostly Sunny 85º / 73º 24% SSW 10 mph 80%
Fri
Aug 7 		Partly Cloudy 86º / 73º 24% SW 9 mph 77%
Sat
Aug 8 		PM Thunderstorms 84º / 72º 45% SW 9 mph 76%
Sun
Aug 9 		Partly Cloudy 85º / 72º 24% SW 10 mph 73%

Weather Radar for Guilford, CT See Radar

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* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Guilford, CT

Late Afternoon
High : 77ºF
SSE wind around 9 kt. A slight chance of showers after 5pm. Seas around 1 ft.
Tonight
Low : 71ºF
SE wind 6 to 11 kt becoming S after midnight. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11pm. Seas around 1 ft.
Monday
High : 76ºF
SSW wind 13 to 15 kt, with gusts as high as 25 kt. Showers and possibly a thunderstorm. Seas 1 to 2 ft.
Monday Night
Low : 66ºF
SW wind 5 to 8 kt becoming variable and less than 5 kt after midnight. A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 11pm. Seas 1 ft or less.
Tuesday
High : 77ºF
Variable winds 5 kt or less. Sunny. Seas 1 ft or less.
Tuesday Night
Low : 67ºF
Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.
Wednesday
High : 77ºF
Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.
Wednesday Night
Low : 70ºF
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Thursday
High : 81ºF
Variable winds less than 5 kt becoming SSW 5 to 7 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

NOAA Buoy Data Near Guilford, CT See Map

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    Wind Speed Forecast for Guilford, CT

    SundayMondayTuesday
    Wind Speed (MPH) 8610141615945456
    11pm3am7am11am3pm7pm11pm3am7am11am3pm7pm
    MPH 8610141615945456
    DIR SESESSSWSSWSSWSWNWNNWNNWNWSSW

    Current Weather Conditions In Guilford, CT

    As Of: 45 minutes ago

    • 77ºF
    • 77ºF
    • 8mph
    • 0º (SE)
    • 8mph
    • Cloudy
    • 10mi
    • 29.88"
    • 86%
    • 0ºF

    The weather right now in Guilford, CT is Cloudy. The current temperature is 77°F, and the expected high and low for today, Sunday, August 2, 2026, are -° high temperature and 74°F low temperature. The wind is currently blowing at 8 miles per hour, and coming from the Southeast. The wind is gusting to 8 mph. With the wind and the atmosphere the temperature feels like 77° Fahrenheit. Expected precipitation is 6 percent, with current humidity at 86 percent, and air pressure at 29.88 in. Visibility is 10 nautical miles. There are 1 current weather alert(s).

    Weather Alerts
    Small Craft Advisory - 2:37pm Sun Aug 2 2026

    ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM TO 8 PM EDT MONDAY...

    WHAT: South winds 10 to 20 kt with gusts up to 30 kt and seas
    around 2 feet expected.

    WHERE: Long Island Sound from Port Jefferson and New Haven
    east to Orient Point and the Connecticut River, and Peconic
    and Gardiners Bays.

    WHEN: From 4 AM to 8 PM EDT Monday.

    IMPACTS: Conditions will be hazardous to small craft.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    Inexperienced mariners, especially those operating smaller
    vessels, should avoid navigating in hazardous conditions.

    &&