10-day forecast for Groton, NY: 46° to 85°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
83°
Best day: Sunday, August 9
62° · 0.05 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1085° / 64°0.15
Morning70°feels 71°
Afternoon77°feels 79°
Evening75°feels 77°
Overnight65°feels 65°
85 °
Groton, Monday, 10 August
Light rain. High 85°, low 64°.
Pressure29.97 inHg
Wind3.1 mph S
Humidity94%
Visibility6.2 mi
Dew point64°
Tue, 1177° / 63°0.01
Morning66°feels 67°
Afternoon76°feels 76°
Evening65°feels 65°
Overnight66°feels 67°
77 °
Groton, Tuesday, 11 August
Light rain. High 77°, low 63°.
Pressure29.91 inHg
Wind10.7 mph NW
Humidity70%
Visibility6.2 mi
Dew point62°
Wed, 1277° / 63°0.03
Morning64°feels 63°
Afternoon76°feels 76°
Evening67°feels 68°
Overnight66°feels 65°
77 °
Groton, Wednesday, 12 August
Light rain. High 77°, low 63°.
Pressure29.77 inHg
Wind3.5 mph S
Humidity63%
Visibility6.2 mi
Dew point59°
Thu, 1366° / 59°0.02
Morning62°feels 62°
Afternoon65°feels 65°
Evening60°feels 59°
Overnight61°feels 61°
66 °
Groton, Thursday, 13 August
Light rain. High 66°, low 59°.
Pressure29.83 inHg
Wind16.4 mph NW
Humidity64%
Visibility—
Dew point53°
Fri, 1462° / 48°0.05
Morning56°feels 55°
Afternoon62°feels 61°
Evening57°feels 56°
Overnight54°feels 53°
62 °
Groton, Friday, 14 August
Light rain. High 62°, low 48°.
Pressure30.06 inHg
Wind14.9 mph NW
Humidity63%
Visibility—
Dew point48°
Sat, 1566° / 46°0
Morning55°feels 55°
Afternoon64°feels 63°
Evening56°feels 55°
Overnight52°feels 51°
66 °
Groton, Saturday, 15 August
Clear. High 66°, low 46°.
Pressure30.18 inHg
Wind17 mph NW
Humidity56%
Visibility—
Dew point48°
Sun, 1667° / 50°0
Morning59°feels 59°
Afternoon66°feels 65°
Evening60°feels 59°
Overnight58°feels 57°
67 °
Groton, Sunday, 16 August
Overcast. High 67°, low 50°.
Pressure30.18 inHg
Wind4.4 mph NW
Humidity70%
Visibility—
Dew point55°
Mon, 1771° / 54°0.02
Morning63°feels 63°
Afternoon69°feels 69°
Evening61°feels 61°
Overnight59°feels 58°
71 °
Groton, Monday, 17 August
Light rain. High 71°, low 54°.
Pressure30.03 inHg
Wind4.3 mph SE
Humidity64%
Visibility—
Dew point57°
Tue, 1872° / 56°0.02
Morning64°feels 64°
Afternoon71°feels 71°
Evening61°feels 62°
Overnight58°feels 58°
72 °
Groton, Tuesday, 18 August
Light rain. High 72°, low 56°.
Pressure30.06 inHg
Wind8.3 mph NW
Humidity70%
Visibility—
Dew point60°
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 Groton, NY 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.