Live Weather & Forecast
Weather in Greenlawn
New York, United States · Real-time conditions & 3-day outlook
17°C
Feels like 17°C
63°F / Feels 63°F
Clear
Greenlawn, New York
🌙 Nighttime
Updated: 2026-04-16 05:45
Humidity
78%
Wind
4 km/h E
Wind Gust
8.3 km/h
Pressure
1012 mb
Visibility
16 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
0%
Dew Point
13.5°C
Wind Degree
82°
Air Quality Index
US EPA: Moderate
UK DEFRA: Low (2)
CO
257.9 μg/m³
NO₂
41.8 μg/m³
O₃
49 μg/m³
SO₂
11 μg/m³
PM 2.5
23.1 μg/m³
PM 10
24.1 μg/m³
Today's Hourly Forecast
24-hour breakdown for Greenlawn, New York
12 AM
21°
Clear
1 AM
21°
Clear
2 AM
21°
Clear
3 AM
21°
Clear
4 AM
20°
Clear
5 AM
17°
Clear
6 AM
19°
Clear
7 AM
21°
Sunny
8 AM
23°
Sunny
9 AM
25°
Sunny
10 AM
29°
Sunny
11 AM
31°
Sunny
12 PM
31°
Sunny
1 PM
32°
Sunny
2 PM
33°
Sunny
3 PM
32°
Sunny
4 PM
31°
Sunny
5 PM
29°
Sunny
6 PM
26°
Sunny
7 PM
23°
Overcast
8 PM
20°
Partly Cloudy
9 PM
19°
Overcast
10 PM
18°
Clear
11 PM
17°
Clear
3-Day Forecast
Daily overview for Greenlawn, New York
Today
Sunny
34°
/
17°
🌧️ 0% chance of rain
💧 Avg. humidity: 60%
💨 Max wind: 22.3 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.7
🌅 Sunrise: 06:13 AM
🌇 Sunset: 07:35 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Patchy rain nearby
17°
/
12°
🌧️ 84% chance of rain
💧 Avg. humidity: 88%
💨 Max wind: 19.4 km/h
🌧️ Total precip: 3.33 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:11 AM
🌇 Sunset: 07:36 PM
🌙 New Moon
🌑 Moon: 0% lit
Sat, Apr 18
Overcast
17°
/
11°
🌧️ 0% chance of rain
💧 Avg. humidity: 82%
💨 Max wind: 16.9 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.8
🌅 Sunrise: 06:10 AM
🌇 Sunset: 07:37 PM
🌙 Waxing Crescent
🌑 Moon: 1% lit
Best Time to Visit Greenlawn
Plan your trip to Greenlawn, United States around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Greenlawn?
Current conditions in Greenlawn: Clear, temperature 17°C, humidity 78%.
What is the best time to visit Greenlawn?
The best time to visit Greenlawn is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Greenlawn?
Greenlawn is located at approximately 40.9° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Greenlawn?
The wettest period in Greenlawn is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Greenlawn?
For visits to Greenlawn during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Greenlawn in?
Greenlawn is located in United States, in the state of New York.
What are the public holidays in Greenlawn in 2026?
View the 2026 public holidays for Greenlawn on our Holidays page.
What are the GPS coordinates used for the weather forecast in Greenlawn?
The weather forecast for Greenlawn uses coordinates 40.869, -73.3651.