10-day forecast for Darien, CT: 61° to 91°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
91°
Best day: Sunday, August 9
78° · 0.2 in
Worst day: Wednesday, August 12
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1089° / 72°0.07
Morning76°feels 76°
Afternoon89°feels 92°
Evening81°feels 83°
Overnight72°feels 72°
89 °
Darien, Monday, 10 August
Light rain. High 89°, low 72°.
Pressure29.97 inHg
Wind1.3 mph SW
Humidity47%
Visibility6.2 mi
Dew point60°
Tue, 1187° / 74°0
Morning75°feels 76°
Afternoon86°feels 86°
Evening80°feels 82°
Overnight77°feels 78°
87 °
Darien, Tuesday, 11 August
Overcast. High 87°, low 74°.
Pressure29.85 inHg
Wind8.1 mph NW
Humidity48%
Visibility6.2 mi
Dew point62°
Wed, 1278° / 68°0.2
Morning71°feels 71°
Afternoon75°feels 75°
Evening74°feels 75°
Overnight76°feels 77°
78 °
Darien, Wednesday, 12 August
Rain. High 78°, low 68°.
Pressure29.71 inHg
Wind4.5 mph N
Humidity77%
Visibility6.2 mi
Dew point68°
Thu, 1382° / 67°0.09
Morning74°feels 74°
Afternoon79°feels 79°
Evening79°feels 79°
Overnight68°feels 67°
82 °
Darien, Thursday, 13 August
Light rain. High 82°, low 67°.
Pressure29.74 inHg
Wind16.8 mph NW
Humidity58%
Visibility—
Dew point62°
Fri, 1477° / 61°0
Morning64°feels 63°
Afternoon72°feels 71°
Evening76°feels 75°
Overnight66°feels 66°
77 °
Darien, Friday, 14 August
Clear. High 77°, low 61°.
Pressure30.00 inHg
Wind12.3 mph NW
Humidity43%
Visibility—
Dew point46°
Sat, 1579° / 62°0
Morning65°feels 64°
Afternoon73°feels 73°
Evening77°feels 77°
Overnight65°feels 64°
79 °
Darien, Saturday, 15 August
Clear. High 79°, low 62°.
Pressure30.09 inHg
Wind15.1 mph NW
Humidity46%
Visibility—
Dew point49°
Sun, 1679° / 61°0
Morning65°feels 64°
Afternoon75°feels 74°
Evening78°feels 77°
Overnight68°feels 67°
79 °
Darien, Sunday, 16 August
Overcast. High 79°, low 61°.
Pressure30.18 inHg
Wind10.4 mph NW
Humidity39%
Visibility—
Dew point46°
Mon, 1779° / 67°0.06
Morning70°feels 70°
Afternoon77°feels 76°
Evening77°feels 77°
Overnight70°feels 70°
79 °
Darien, Monday, 17 August
Light rain. High 79°, low 67°.
Pressure30.15 inHg
Wind15.5 mph S
Humidity49%
Visibility—
Dew point55°
Tue, 1877° / 68°0.12
Morning69°feels 69°
Afternoon71°feels 72°
Evening76°feels 76°
Overnight69°feels 70°
77 °
Darien, Tuesday, 18 August
Light rain. High 77°, low 68°.
Pressure30.15 inHg
Wind9.3 mph SW
Humidity84%
Visibility—
Dew point65°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Darien, CT around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.