New Canaan, Connecticut 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Clear 67°F 19°C	Observed at: New Canaan, CT	Elevation: 50 ft | 15 m
	Last Updated: July 27, 12:15 AM Timezone: GMT -5/-4
	Sky Conditions: Clear	Temperature: 67°F | 19°C
	Pressure: 29.49 in | 998.6 mb	Dewpoint: 60°F | 16°C
	Humidity: 77%	Wind: SW 3 mph | SW 5 kph
	Feels Like: 69°F | 21°C	Visibility: 38.7 mi | 62.3 km
	Lat/Long: 41.1465 | -73.4948	Sunrise: 5:45 AM   Sunset: 8:15 PM

7 Day Graphical Forecast

Valid: 4:31 PM 7/29/2026

Tonight Overcast 63 °F 20% Chance Precipitation Tuesday Light Showers 77 |67 °F 84% Chance Precipitation Wednesday Showers 75 |64 °F 84% Chance Precipitation Thursday Light Drizzle 65 |62 °F 65% Chance Precipitation Friday Drizzle 76 |64 °F 11% Chance Precipitation Saturday Overcast 80 |62 °F 6% Chance Precipitation Sunday Drizzle 72 |65 °F 37% Chance Precipitation

7 Hour Graphical Forecast

Valid: 4:31 PM 7/29/2026

4 PM Drizzle 75 °F 80% Chance Precipitation

5 PM Drizzle 74 °F 80% Chance Precipitation

6 PM Light Drizzle 73 °F 80% Chance Precipitation

7 PM Light Drizzle 71 °F 80% Chance Precipitation

8 PM Light Drizzle 68 °F 80% Chance Precipitation

9 PM Clear 66 °F 65% Chance Precipitation

10 PM Clear 65 °F 65% Chance Precipitation

7 Day Textual Forecast - with QPF, Max Wind, Humidity, Snowfall & UV Index

7 Day & Night Weather Forecast for New Canaan, CT - (Fahrenheit & Celsius) Valid: 4:31 PM 7/29/2026 Tonight Overcast with a low around 63°F [17°C]. SSE wind to around 9 mph [14 kph], with gusts to near 18 mph [29 kph]. Chance of precipitation 20% with QPF of 0.00 in [0.0 mm]. Tuesday Light Showers with a high near 77°F [25°C]. SSE wind to around 13 mph [21 kph], with gusts to near 26 mph [42 kph]. Dewpoint near 60°F [16°C] with humidity of 98%. Pressure around 29.49 in [998.6 mb]. UV Index: 7.5. Chance of precipitation 84% with QPF of 0.20 in [5.2 mm]. Tuesday Night Light Showers with a low around 67°F [19°C]. SSE wind to around 13 mph [21 kph], with gusts to near 26 mph [42 kph]. Chance of precipitation 84% with QPF of 0.20 in [5.2 mm]. Wednesday Showers with a high near 75°F [24°C]. N wind to around 7 mph [12 kph], with gusts to near 15 mph [24 kph]. Dewpoint near 60°F [16°C] with humidity of 99%. Pressure around 29.49 in [998.6 mb]. UV Index: 7.1. Chance of precipitation 84% with QPF of 0.68 in [17.2 mm]. Wednesday Night Showers with a low around 64°F [18°C]. N wind to around 7 mph [12 kph], with gusts to near 15 mph [24 kph]. Chance of precipitation 84% with QPF of 0.68 in [17.2 mm]. Thursday Light Drizzle with a high near 65°F [19°C]. NW wind to around 8 mph [13 kph], with gusts to near 21 mph [33 kph]. Dewpoint near 60°F [16°C] with humidity of 98%. Pressure around 29.49 in [998.6 mb]. UV Index: 1. Chance of precipitation 65% with QPF of 0.05 in [1.3 mm]. Thursday Night Light Drizzle with a low around 62°F [17°C]. NW wind to around 8 mph [13 kph], with gusts to near 21 mph [33 kph]. Chance of precipitation 65% with QPF of 0.05 in [1.3 mm]. Friday Drizzle with a high near 76°F [24°C]. N wind to around 6 mph [10 kph], with gusts to near 17 mph [27 kph]. Dewpoint near 60°F [16°C] with humidity of 98%. Pressure around 29.49 in [998.6 mb]. UV Index: 4.7. Chance of precipitation 11% with QPF of 0.14 in [3.5 mm]. Friday Night Drizzle with a low around 64°F [18°C]. N wind to around 6 mph [10 kph], with gusts to near 17 mph [27 kph]. Chance of precipitation 11% with QPF of 0.14 in [3.5 mm]. Saturday Overcast with a high near 80°F [27°C]. SSE wind to around 6 mph [9 kph], with gusts to near 12 mph [20 kph]. Dewpoint near 60°F [16°C] with humidity of 96%. Pressure around 29.49 in [998.6 mb]. UV Index: 6.1. Chance of precipitation 6% with QPF of 0.00 in [0.0 mm]. Saturday Night Overcast with a low around 62°F [17°C]. SSE wind to around 6 mph [9 kph], with gusts to near 12 mph [20 kph]. Chance of precipitation 6% with QPF of 0.00 in [0.0 mm]. Sunday Drizzle with a high near 72°F [22°C]. S wind to around 8 mph [12 kph], with gusts to near 19 mph [31 kph]. Dewpoint near 60°F [16°C] with humidity of 98%. Pressure around 29.49 in [998.6 mb]. UV Index: 1.05. Chance of precipitation 37% with QPF of 0.25 in [6.3 mm]. Sunday Night Drizzle with a low around 65°F [19°C]. S wind to around 8 mph [12 kph], with gusts to near 19 mph [31 kph]. Chance of precipitation 37% with QPF of 0.25 in [6.3 mm].

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7 Day and Night - QPF Forecast for New Canaan, CT

Tonight: 0.0 mm | 0.00 in

Tuesday: 5.2 mm | 0.20 in

Tuesday Night: 5.2 mm | 0.20 in

Wednesday: 17.2 mm | 0.68 in

Wednesday Night: 17.2 mm | 0.68 in

Thursday: 1.3 mm | 0.05 in

Thursday Night: 1.3 mm | 0.05 in

Friday: 3.5 mm | 0.14 in

Friday Night: 3.5 mm | 0.14 in

Saturday: 0.0 mm | 0.00 in

Saturday Night: 0.0 mm | 0.00 in

Sunday: 6.3 mm | 0.25 in

Sunday Night: 6.3 mm | 0.25 in

7 Day and Night - Maximum Wind Speed Forecast for New Canaan, CT

Tonight: SSE @ 14 kph | 9 mph

Tuesday: SSE @ 21 kph | 13 mph

Tuesday Night: SSE @ 21 kph | 13 mph

Wednesday: N @ 12 kph | 7 mph

Wednesday Night: N @ 12 kph | 7 mph

Thursday: NW @ 13 kph | 8 mph

Thursday Night: NW @ 13 kph | 8 mph

Friday: N @ 10 kph | 6 mph

Friday Night: N @ 10 kph | 6 mph

Saturday: SSE @ 9 kph | 6 mph

Saturday Night: SSE @ 9 kph | 6 mph

Sunday: S @ 12 kph | 8 mph

Sunday Night: S @ 12 kph | 8 mph

7 Day and Night - Maximum Humidity Forecast for New Canaan, CT

Tonight: 86 %

Tuesday: 98 %

Tuesday Night: 98 %

Wednesday: 99 %

Wednesday Night: 99 %

Thursday: 98 %

Thursday Night: 98 %

Friday: 98 %

Friday Night: 98 %

Saturday: 96 %

Saturday Night: 96 %

Sunday: 98 %

Sunday Night: 98 %

7 Day and Night - Snowfall Totals Forecast for New Canaan, CT

Tonight: 0.0 cm | 0.00 in

Tuesday: 0.0 cm | 0.00 in

Tuesday Night: 0.0 cm | 0.00 in

Wednesday: 0.0 cm | 0.00 in

Wednesday Night: 0.0 cm | 0.00 in

Thursday: 0.0 cm | 0.00 in

Thursday Night: 0.0 cm | 0.00 in

Friday: 0.0 cm | 0.00 in

Friday Night: 0.0 cm | 0.00 in

Saturday: 0.0 cm | 0.00 in

Saturday Night: 0.0 cm | 0.00 in

Sunday: 0.0 cm | 0.00 in

Sunday Night: 0.0 cm | 0.00 in

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