Mount Sinai, NY Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Mount Sinai, NY in one place.
A chance of showers and thunderstorms before 2am, then a slight chance of showers and thunderstorms between 2am and 5am. Mostly cloudy. Low around 70, with temperatures rising to around 72 overnight. West wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
Local Weather Overview
This forecast page for Mount Sinai, 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: Jul 19, 2026 2:40 AM EDT.
The active forecast window currently covers Jul 19 to Jul 25, 2026 for Mount Sinai, NY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 19 to Jul 25, 2026
- Latest sync
- Jul 19, 2026 2:40 AM EDT
- Forecast office
- OKX
- Source
- NOAA / NWS
Daily Outlook
This Week in Mount Sinai
Sunday looks like the warmest upcoming period in Mount Sinai at 83 degrees F.
Sunday Night is the coolest period ahead with temperatures near 64 degrees F.
The strongest winds are forecast for Sunday at about 9 to 16 mph NW.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 19, 2026 2:40 AM EDT
- Coverage
- 7 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
Sunny. High near 83, with temperatures falling to around 81 in the afternoon. Northwest wind 9 to 16 mph.
Mostly clear, with a low around 64. Northwest wind 3 to 9 mph.
Sunny. High near 82, with temperatures falling to around 80 in the afternoon. East wind 3 to 8 mph.
Partly cloudy, with a low around 68. South wind 5 to 8 mph.
A slight chance of rain showers between 8am and 2pm, then showers and thunderstorms likely. Mostly cloudy. High near 82, with temperatures falling to around 79 in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms. Cloudy, with a low around 70. Chance of precipitation is 90%.
Showers and thunderstorms. Mostly cloudy, with a high near 83. Chance of precipitation is 90%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
A slight chance of rain showers. Mostly sunny, with a high near 81.
A slight chance of rain showers. Partly cloudy, with a low around 66.
A slight chance of rain showers before 8am. Mostly sunny, with a high near 82.
Partly cloudy, with a low around 67.
A slight chance of rain showers between 8am and 2pm. Mostly sunny, with a high near 83.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Jul 19
|
Chance Showers And Thunderstorms
|
70°F |
10 mph
W
|
|
Sunday
Jul 19
|
Sunny
|
83°F |
9 to 16 mph
NW
|
|
Sunday Night
Jul 19
|
Mostly Clear
|
64°F |
3 to 9 mph
NW
|
|
Monday
Jul 20
|
Sunny
|
82°F |
3 to 8 mph
E
|
|
Monday Night
Jul 20
|
Partly Cloudy
|
68°F |
5 to 8 mph
S
|
|
Tuesday
Jul 21
|
Showers And Thunderstorms Likely
|
82°F |
6 to 14 mph
SE
|
|
Tuesday Night
Jul 21
|
Showers And Thunderstorms
|
70°F |
15 mph
S
|
|
Wednesday
Jul 22
|
Showers And Thunderstorms
|
83°F |
16 mph
SW
|
|
Wednesday Night
Jul 22
|
Showers And Thunderstorms Likely
|
66°F |
7 to 14 mph
W
|
|
Thursday
Jul 23
|
Slight Chance Rain Showers
|
81°F |
8 mph
W
|
|
Thursday Night
Jul 23
|
Slight Chance Rain Showers
|
66°F |
2 to 6 mph
W
|
|
Friday
Jul 24
|
Slight Chance Rain Showers then Mostly Sunny
|
82°F |
3 to 7 mph
E
|
|
Friday Night
Jul 24
|
Partly Cloudy
|
67°F |
1 to 7 mph
SW
|
|
Saturday
Jul 25
|
Slight Chance Rain Showers
|
83°F |
1 to 8 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Mount Sinai.
