10-day forecast for Collinsville, CT: 55° to 85°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
85°
Best day: Wednesday, August 12
64° · 0.33 in
Worst day: Monday, August 17
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1085° / 65°0.01
Morning70°feels 70°
Afternoon84°feels 83°
Evening69°feels 69°
Overnight66°feels 66°
85 °
Collinsville, Monday, 10 August
Light rain. High 85°, low 65°.
Pressure29.97 inHg
Wind6.7 mph SW
Humidity40%
Visibility6.2 mi
Dew point58°
Tue, 1185° / 67°0.02
Morning70°feels 71°
Afternoon85°feels 84°
Evening70°feels 70°
Overnight71°feels 72°
85 °
Collinsville, Tuesday, 11 August
Light rain. High 85°, low 67°.
Pressure29.83 inHg
Wind10.4 mph NW
Humidity45%
Visibility6.2 mi
Dew point59°
Wed, 1285° / 62°0
Morning68°feels 67°
Afternoon85°feels 84°
Evening71°feels 71°
Overnight64°feels 63°
85 °
Collinsville, Wednesday, 12 August
Overcast. High 85°, low 62°.
Pressure29.83 inHg
Wind2.9 mph S
Humidity39%
Visibility6.2 mi
Dew point56°
Thu, 1382° / 64°0.06
Morning70°feels 71°
Afternoon82°feels 82°
Evening76°feels 76°
Overnight64°feels 65°
82 °
Collinsville, Thursday, 13 August
Light rain. High 82°, low 64°.
Pressure29.68 inHg
Wind16.2 mph W
Humidity50%
Visibility—
Dew point59°
Fri, 1474° / 56°0
Morning60°feels 59°
Afternoon71°feels 69°
Evening72°feels 71°
Overnight60°feels 59°
74 °
Collinsville, Friday, 14 August
Clear. High 74°, low 56°.
Pressure29.97 inHg
Wind12 mph NW
Humidity45%
Visibility—
Dew point46°
Sat, 1575° / 55°0
Morning60°feels 58°
Afternoon70°feels 69°
Evening72°feels 71°
Overnight58°feels 56°
75 °
Collinsville, Saturday, 15 August
Clear. High 75°, low 55°.
Pressure30.12 inHg
Wind12.6 mph NW
Humidity42%
Visibility—
Dew point43°
Sun, 1677° / 55°0
Morning61°feels 59°
Afternoon75°feels 74°
Evening70°feels 69°
Overnight62°feels 61°
77 °
Collinsville, Sunday, 16 August
Partly cloudy. High 77°, low 55°.
Pressure30.15 inHg
Wind5.9 mph W
Humidity35%
Visibility—
Dew point44°
Mon, 1764° / 61°0.33
Morning63°feels 63°
Afternoon64°feels 64°
Evening62°feels 63°
Overnight61°feels 62°
64 °
Collinsville, Monday, 17 August
Light rain. High 64°, low 61°.
Pressure30.00 inHg
Wind8.6 mph N
Humidity85%
Visibility—
Dew point59°
Tue, 1881° / 59°0
Morning64°feels 64°
Afternoon75°feels 75°
Evening78°feels 77°
Overnight64°feels 63°
81 °
Collinsville, Tuesday, 18 August
Clear. High 81°, low 59°.
Pressure29.94 inHg
Wind7.7 mph N
Humidity52%
Visibility—
Dew point54°
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 Collinsville, 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.