Smithtown, NY Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Smithtown, NY in one place.
Sunny, with a high near 68. West wind 7 to 13 mph.
Local Weather Overview
This forecast page for Smithtown, 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: Oct 8, 2026 12:43 PM EDT.
The active forecast window currently covers Oct 9 to Oct 14, 2026 for Smithtown, NY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 9 to Oct 14, 2026
- Latest sync
- Oct 8, 2026 12:43 PM EDT
- Forecast office
- OKX
- Source
- NOAA / NWS
Daily Outlook
This Week in Smithtown
Friday looks like the warmest upcoming period in Smithtown at 68 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 50 degrees F.
The strongest winds are forecast for Tuesday Night at about 17 to 21 mph W.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 8, 2026 12:43 PM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- OKX
- Radar station
- KOKX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 55. Northwest wind 5 to 9 mph.
Mostly sunny, with a high near 65. East wind 3 to 7 mph.
Mostly cloudy, with a low around 60.
A chance of rain showers after 2pm. Mostly cloudy, with a high near 67. Chance of precipitation is 50%.
Rain showers. Cloudy, with a low around 63. Chance of precipitation is 80%.
Rain showers likely before 2pm. Mostly cloudy, with a high near 68. Chance of precipitation is 70%.
Partly cloudy, with a low around 61.
A slight chance of rain showers after 2pm. Mostly sunny, with a high near 68.
A slight chance of rain showers after 2pm. Mostly sunny, with a high near 68.
A chance of rain showers. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.
A chance of rain showers. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.
A chance of rain showers before 8am. Mostly sunny, with a high near 60. Chance of precipitation is 30%.
A chance of rain showers before 8am. Mostly sunny, with a high near 60. Chance of precipitation is 30%.
Partly cloudy, with a low around 50.
Partly cloudy, with a low around 50.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Oct 9
|
Sunny
|
68°F |
7 to 13 mph
W
|
|
Friday Night
Oct 9
|
Mostly Clear
|
55°F |
5 to 9 mph
NW
|
|
Saturday
Oct 10
|
Mostly Sunny
|
65°F |
3 to 7 mph
E
|
|
Saturday Night
Oct 10
|
Mostly Cloudy
|
60°F |
7 mph
S
|
|
Sunday
Oct 11
|
Mostly Cloudy then Chance Rain Showers
|
67°F |
6 to 10 mph
S
|
|
Sunday Night
Oct 11
|
Rain Showers
|
63°F |
13 mph
S
|
|
Columbus Day
Oct 12
|
Rain Showers Likely
|
68°F |
9 to 14 mph
N
|
|
Monday Night
Oct 12
|
Partly Cloudy
|
61°F |
8 mph
NW
|
|
Tuesday
Oct 13
|
Mostly Sunny then Slight Chance Rain Showers
|
68°F |
8 to 16 mph
W
|
|
Tuesday
Oct 13
|
Mostly Sunny then Slight Chance Rain Showers
|
68°F |
8 to 16 mph
W
|
|
Tuesday Night
Oct 13
|
Chance Rain Showers
|
54°F |
17 to 21 mph
W
|
|
Tuesday Night
Oct 13
|
Chance Rain Showers
|
54°F |
17 to 21 mph
W
|
|
Wednesday
Oct 14
|
Chance Rain Showers then Mostly Sunny
|
60°F |
17 to 21 mph
NW
|
|
Wednesday
Oct 14
|
Chance Rain Showers then Mostly Sunny
|
60°F |
17 to 21 mph
NW
|
|
Wednesday Night
Oct 14
|
Partly Cloudy
|
50°F |
17 mph
NW
|
|
Wednesday Night
Oct 14
|
Partly Cloudy
|
50°F |
17 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Smithtown.
