Grantville, NY Weather Forecast

Local 7-day forecast

75°
F

Partly Sunny

Track current conditions, temperature changes, wind, and the full daily outlook for Grantville, NY in one place.

Wednesday, September 16, 2026
Wind: 3 to 8 mph W
Wednesday

Partly sunny, with a high near 75. West wind 3 to 8 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Grantville, NY is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Sep 14, 2026 4:04 PM EDT.

The active forecast window currently covers Sep 16 to Sep 20, 2026 for Grantville, NY.

Page Snapshot

Page focus
city weather
Forecast window
Sep 16 to Sep 20, 2026
Latest sync
Sep 14, 2026 4:04 PM EDT
Forecast office
BTV
Source
NOAA / NWS
Next High
75°F
Wednesday
Next Low
55°F
Wednesday Night
Rain Outlook
7
Periods mentioning precipitation
Windiest
3 to 8 mph
Wednesday

Daily Outlook

Today
Sep 16
Partly Sunny
75 °F
/ 55°F
Wind 3 to 8 mph
Thu
Sep 17
Chance Rain Showers
71 °F
/ 54°F
Wind 3 mph
Fri
Sep 18
Mostly Sunny
72 °F
/ 52°F
Wind 5 mph
Sat
Sep 19
Chance Rain Showers
68 °F
/ 50°F
Wind 2 to 6 mph
Sun
Sep 20
Chance Rain Showers
67 °F
/ 48°F
Wind 7 mph

This Week in Grantville

Wednesday looks like the warmest upcoming period in Grantville at 75 degrees F.

Sunday Night is the coolest period ahead with temperatures near 48 degrees F.

The strongest winds are forecast for Wednesday at about 3 to 8 mph W.

Precipitation is mentioned in 7 upcoming forecast periods.

Forecast Details

Last updated
Sep 14, 2026 4:04 PM EDT
Coverage
5 days
Time zone
America/New_York
Forecast office
BTV
Radar station
KTYX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Wednesday Night
Sep 16
55°F
Mostly Cloudy
2 mph N

Mostly cloudy, with a low around 55. North wind around 2 mph.

Thursday
Sep 17
71°F
Chance Rain Showers
3 mph NE

A chance of rain showers after 8am. Mostly cloudy, with a high near 71. Northeast wind around 3 mph. Chance of precipitation is 50%.

Thursday Night
Sep 17
54°F
Chance Rain Showers
2 mph NW

A chance of rain showers before 2am. Partly cloudy, with a low around 54. Northwest wind around 2 mph. Chance of precipitation is 50%.

Friday
Sep 18
72°F
Mostly Sunny
5 mph NW

Mostly sunny, with a high near 72. Northwest wind around 5 mph.

Friday Night
Sep 18
52°F
Partly Cloudy then Slight Chance Rain Showers
3 mph NE

A slight chance of rain showers after 2am. Partly cloudy, with a low around 52. Northeast wind around 3 mph.

Saturday
Sep 19
68°F
Chance Rain Showers
2 to 6 mph SW

A chance of rain showers. Partly sunny, with a high near 68. Southwest wind 2 to 6 mph. Chance of precipitation is 30%.

Saturday Night
Sep 19
50°F
Chance Rain Showers
5 mph E

A chance of rain showers. Mostly cloudy, with a low around 50. East wind around 5 mph. Chance of precipitation is 30%.

Sunday
Sep 20
67°F
Chance Rain Showers
7 mph N

A chance of rain showers before 2pm. Partly sunny, with a high near 67. North wind around 7 mph. Chance of precipitation is 30%.

Sunday Night
Sep 20
48°F
Partly Cloudy then Slight Chance Rain Showers
6 mph NE

A slight chance of rain showers after 2am. Partly cloudy, with a low around 48. Northeast wind around 6 mph.

Detailed Forecast

Period Conditions Temp Wind
Wednesday
Sep 16
Partly Sunny
75°F
3 to 8 mph
W
Wednesday Night
Sep 16
Mostly Cloudy
55°F
2 mph
N
Thursday
Sep 17
Chance Rain Showers
71°F
3 mph
NE
Thursday Night
Sep 17
Chance Rain Showers
54°F
2 mph
NW
Friday
Sep 18
Mostly Sunny
72°F
5 mph
NW
Friday Night
Sep 18
Partly Cloudy then Slight Chance Rain Showers
52°F
3 mph
NE
Saturday
Sep 19
Chance Rain Showers
68°F
2 to 6 mph
SW
Saturday Night
Sep 19
Chance Rain Showers
50°F
5 mph
E
Sunday
Sep 20
Chance Rain Showers
67°F
7 mph
N
Sunday Night
Sep 20
Partly Cloudy then Slight Chance Rain Showers
48°F
6 mph
NE
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.