Greenlawn, NY Weather Forecast
Local 7-day forecast
Partly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Greenlawn, NY in one place.
Partly sunny. High near 59, with temperatures falling to around 55 in the afternoon. East wind around 10 mph.
Local Weather Overview
This forecast page for Greenlawn, 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: Apr 18, 2026 2:52 PM EDT.
The active forecast window currently covers Apr 18 to Apr 24, 2026 for Greenlawn, NY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 18 to Apr 24, 2026
- Latest sync
- Apr 18, 2026 2:52 PM EDT
- Forecast office
- OKX
- Source
- NOAA / NWS
Daily Outlook
This Week in Greenlawn
Thursday looks like the warmest upcoming period in Greenlawn at 64 degrees F.
Monday Night is the coolest period ahead with temperatures near 35 degrees F.
The strongest winds are forecast for Sunday at about 5 to 15 mph W.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 18, 2026 2:52 PM 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
Patchy fog between 11pm and 2am, then patchy fog and a slight chance of rain showers between 2am and 5am, then a chance of rain showers and patchy fog. Cloudy. Low around 47, with temperatures rising to around 49 overnight. Southeast wind around 7 mph. Chance of precipitation is 30%.
A chance of rain showers and patchy fog before 8am, then showers and thunderstorms. Cloudy. High near 58, with temperatures falling to around 51 in the afternoon. West wind 5 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Rain showers before 8pm. Partly cloudy. Low around 40, with temperatures rising to around 42 overnight. Northwest wind 6 to 10 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.
A slight chance of rain showers after 2pm. Mostly sunny. High near 53, with temperatures falling to around 51 in the afternoon. Northwest wind 6 to 10 mph. Chance of precipitation is 20%.
A slight chance of rain showers before 8pm. Mostly clear, with a low around 35.
Sunny, with a high near 52.
A slight chance of rain showers after 2am. Partly cloudy, with a low around 42.
A slight chance of rain showers. Partly sunny, with a high near 61.
A slight chance of rain showers before 8pm. Partly cloudy, with a low around 45.
Sunny, with a high near 64.
Partly cloudy, with a low around 47.
Partly sunny, with a high near 63.
A slight chance of rain showers after 8pm. Mostly cloudy, with a low around 47.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Apr 18
|
Partly Sunny
|
59°F |
10 mph
E
|
|
Tonight
Apr 18
|
Patchy Fog
|
47°F |
7 mph
SE
|
|
Sunday
Apr 19
|
Showers And Thunderstorms
|
58°F |
5 to 15 mph
W
|
|
Sunday Night
Apr 19
|
Rain Showers then Partly Cloudy
|
40°F |
6 to 10 mph
NW
|
|
Monday
Apr 20
|
Mostly Sunny then Slight Chance Rain Showers
|
53°F |
6 to 10 mph
NW
|
|
Monday Night
Apr 20
|
Slight Chance Rain Showers then Mostly Clear
|
35°F |
9 mph
NW
|
|
Tuesday
Apr 21
|
Sunny
|
52°F |
6 to 9 mph
W
|
|
Tuesday Night
Apr 21
|
Partly Cloudy then Slight Chance Rain Showers
|
42°F |
9 mph
S
|
|
Wednesday
Apr 22
|
Slight Chance Rain Showers
|
61°F |
10 mph
SW
|
|
Wednesday Night
Apr 22
|
Slight Chance Rain Showers then Partly Cloudy
|
45°F |
5 to 8 mph
NW
|
|
Thursday
Apr 23
|
Sunny
|
64°F |
5 to 8 mph
NW
|
|
Thursday Night
Apr 23
|
Partly Cloudy
|
47°F |
7 mph
NW
|
|
Friday
Apr 24
|
Partly Sunny
|
63°F |
5 to 9 mph
W
|
|
Friday Night
Apr 24
|
Slight Chance Rain Showers
|
47°F |
8 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Greenlawn.