Roslyn Harbor, NY Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Roslyn Harbor, NY in one place.
Sunny, with a high near 57. Northeast wind 5 to 8 mph.
Local Weather Overview
This forecast page for Roslyn Harbor, 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 17, 2026 11:18 AM EDT.
The active forecast window currently covers Oct 18 to Oct 23, 2026 for Roslyn Harbor, NY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 18 to Oct 23, 2026
- Latest sync
- Oct 17, 2026 11:18 AM EDT
- Forecast office
- OKX
- Source
- NOAA / NWS
Daily Outlook
This Week in Roslyn Harbor
Tuesday looks like the warmest upcoming period in Roslyn Harbor at 65 degrees F.
Sunday Night is the coolest period ahead with temperatures near 45 degrees F.
The strongest winds are forecast for Tuesday Night at about 10 to 16 mph NE.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 17, 2026 11:18 AM 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. Low around 45, with temperatures rising to around 47 overnight. Northeast wind around 6 mph.
Mostly sunny, with a high near 60. Northeast wind 7 to 10 mph.
Mostly cloudy. Low around 48, with temperatures rising to around 50 overnight.
Partly sunny, with a high near 65.
Partly cloudy, with a low around 50.
Mostly sunny, with a high near 62.
A slight chance of rain showers after 2am. Partly cloudy, with a low around 47.
A slight chance of rain showers. Partly sunny, with a high near 61.
A slight chance of rain showers before 2am. Mostly cloudy, with a low around 50.
Mostly sunny, with a high near 64.
Partly cloudy, with a low around 49.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
Oct 18
|
Sunny
|
57°F |
5 to 8 mph
NE
|
|
Sunday Night
Oct 18
|
Mostly Clear
|
45°F |
6 mph
NE
|
|
Monday
Oct 19
|
Mostly Sunny
|
60°F |
7 to 10 mph
NE
|
|
Monday Night
Oct 19
|
Mostly Cloudy
|
48°F |
8 to 13 mph
N
|
|
Tuesday
Oct 20
|
Partly Sunny
|
65°F |
14 mph
N
|
|
Tuesday Night
Oct 20
|
Partly Cloudy
|
50°F |
10 to 16 mph
NE
|
|
Wednesday
Oct 21
|
Mostly Sunny
|
62°F |
16 mph
NE
|
|
Wednesday Night
Oct 21
|
Partly Cloudy then Slight Chance Rain Showers
|
47°F |
14 mph
NE
|
|
Thursday
Oct 22
|
Slight Chance Rain Showers
|
61°F |
10 to 14 mph
NE
|
|
Thursday Night
Oct 22
|
Slight Chance Rain Showers
|
50°F |
9 mph
NE
|
|
Friday
Oct 23
|
Mostly Sunny
|
64°F |
12 mph
NE
|
|
Friday Night
Oct 23
|
Partly Cloudy
|
49°F |
9 to 13 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Roslyn Harbor.
