10-day forecast for Grantville, CT: 48° to 82°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
81°
Best day: Sunday, August 9
68°
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1082° / 63°0.06
Morning68°feels 67°
Afternoon81°feels 81°
Evening71°feels 72°
Overnight63°feels 62°
82 °
Grantville, Monday, 10 August
Light rain. High 82°, low 63°.
Pressure29.97 inHg
Wind8.6 mph SW
Humidity42%
Visibility6.2 mi
Dew point57°
Tue, 1180° / 62°0
Morning67°feels 68°
Afternoon80°feels 81°
Evening66°feels 66°
Overnight65°feels 65°
80 °
Grantville, Tuesday, 11 August
Overcast. High 80°, low 62°.
Pressure29.83 inHg
Wind11.3 mph NW
Humidity51%
Visibility6.2 mi
Dew point59°
Wed, 1271° / 59°0.02
Morning66°feels 65°
Afternoon63°feels 63°
Evening62°feels 62°
Overnight61°feels 60°
71 °
Grantville, Wednesday, 12 August
Light rain. High 71°, low 59°.
Pressure29.77 inHg
Wind4.8 mph S
Humidity63%
Visibility6.2 mi
Dew point55°
Thu, 1376° / 58°0.04
Morning63°feels 63°
Afternoon73°feels 72°
Evening71°feels 70°
Overnight59°feels 59°
76 °
Grantville, Thursday, 13 August
Light rain. High 76°, low 58°.
Pressure29.71 inHg
Wind13 mph NW
Humidity56%
Visibility—
Dew point54°
Fri, 1468° / 49°0
Morning53°feels 51°
Afternoon64°feels 63°
Evening64°feels 63°
Overnight53°feels 52°
68 °
Grantville, Friday, 14 August
Clear. High 68°, low 49°.
Pressure29.94 inHg
Wind15.3 mph NW
Humidity48%
Visibility—
Dew point42°
Sat, 1572° / 48°0
Morning56°feels 54°
Afternoon66°feels 64°
Evening70°feels 68°
Overnight55°feels 54°
72 °
Grantville, Saturday, 15 August
Clear. High 72°, low 48°.
Pressure30.03 inHg
Wind14.1 mph NW
Humidity47%
Visibility—
Dew point42°
Sun, 1672° / 50°0
Morning56°feels 55°
Afternoon70°feels 69°
Evening68°feels 67°
Overnight56°feels 54°
72 °
Grantville, Sunday, 16 August
Partly cloudy. High 72°, low 50°.
Pressure30.12 inHg
Wind7.4 mph NW
Humidity41%
Visibility—
Dew point43°
Mon, 1777° / 53°0.01
Morning59°feels 58°
Afternoon72°feels 71°
Evening68°feels 68°
Overnight56°feels 56°
77 °
Grantville, Monday, 17 August
Light rain. High 77°, low 53°.
Pressure30.03 inHg
Wind10.1 mph W
Humidity42%
Visibility—
Dew point46°
Tue, 1877° / 53°0
Morning59°feels 58°
Afternoon73°feels 73°
Evening73°feels 73°
Overnight61°feels 60°
77 °
Grantville, Tuesday, 18 August
Mostly clear. High 77°, low 53°.
Pressure30.03 inHg
Wind7.1 mph NW
Humidity52%
Visibility—
Dew point52°
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 Grantville, 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.