Live Weather & Forecast
Weather in Uniondale
New York, United States · Real-time conditions & 3-day outlook
26°C
Feels like 27°C
78°F / Feels 81°F
Sunny
Uniondale, New York
🌞 Daytime
Updated: 2026-04-15 11:30
Humidity
52%
Wind
14 km/h SW
Wind Gust
23.9 km/h
Pressure
1014 mb
Visibility
16 km
UV Index
6
(High)
Precipitation
0 mm
Cloud Cover
0%
Dew Point
18.4°C
Wind Degree
222°
Air Quality Index
US EPA: Moderate
UK DEFRA: Low (2)
CO
216.9 μg/m³
NO₂
19.2 μg/m³
O₃
109 μg/m³
SO₂
7.5 μg/m³
PM 2.5
20 μg/m³
PM 10
22.3 μg/m³
Today's Hourly Forecast
24-hour breakdown for Uniondale, New York
12 AM
18°
Clear
1 AM
17°
Clear
2 AM
17°
Clear
3 AM
16°
Clear
4 AM
16°
Clear
5 AM
16°
Clear
6 AM
16°
Clear
7 AM
17°
Sunny
8 AM
18°
Overcast
9 AM
21°
Cloudy
10 AM
23°
Partly Cloudy
11 AM
26°
Sunny
12 PM
29°
Sunny
1 PM
30°
Sunny
2 PM
30°
Sunny
3 PM
30°
Sunny
4 PM
28°
Sunny
5 PM
27°
Sunny
6 PM
27°
Sunny
7 PM
25°
Sunny
8 PM
23°
Clear
9 PM
21°
Clear
10 PM
20°
Clear
11 PM
20°
Clear
3-Day Forecast
Daily overview for Uniondale, New York
Today
Sunny
31°
/
16°
🌧️ 0% chance of rain
💧 Avg. humidity: 67%
💨 Max wind: 18.4 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2
🌅 Sunrise: 06:15 AM
🌇 Sunset: 07:34 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Thu, Apr 16
Sunny
30°
/
14°
🌧️ 0% chance of rain
💧 Avg. humidity: 69%
💨 Max wind: 21.2 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.8
🌅 Sunrise: 06:14 AM
🌇 Sunset: 07:35 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Cloudy
25°
/
15°
🌧️ 0% chance of rain
💧 Avg. humidity: 71%
💨 Max wind: 20.2 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.3
🌅 Sunrise: 06:12 AM
🌇 Sunset: 07:36 PM
🌙 New Moon
🌑 Moon: 0% lit
Best Time to Visit Uniondale
Plan your trip to Uniondale, 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 Uniondale?
Current conditions in Uniondale: Sunny, temperature 26°C, humidity 52%.
What is the best time to visit Uniondale?
The best time to visit Uniondale is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Uniondale?
Uniondale is located at approximately 40.7° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Uniondale?
The wettest period in Uniondale is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Uniondale?
For visits to Uniondale during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Uniondale in?
Uniondale is located in United States, in the state of New York.
What are the public holidays in Uniondale in 2026?
View the 2026 public holidays for Uniondale on our Holidays page.
What are the GPS coordinates used for the weather forecast in Uniondale?
The weather forecast for Uniondale uses coordinates 40.7096, -73.5923.