Live Weather & Forecast
Weather in New Castle
New York, United States · Real-time conditions & 3-day outlook
26°C
Feels like 26°C
78°F / Feels 79°F
Partly cloudy
New Castle, New York
🌞 Daytime
Updated: 2026-04-13 17:30
Humidity
50%
Wind
22 km/h W
Wind Gust
27.9 km/h
Pressure
1016 mb
Visibility
16 km
UV Index
1.8
(Low)
Precipitation
0 mm
Cloud Cover
75%
Dew Point
16.2°C
Wind Degree
261°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
192.9 μg/m³
NO₂
7.6 μg/m³
O₃
84 μg/m³
SO₂
5 μg/m³
PM 2.5
11.1 μg/m³
PM 10
11.8 μg/m³
Today's Hourly Forecast
24-hour breakdown for New Castle, New York
12 AM
20°
Clear
1 AM
20°
Clear
2 AM
19°
Clear
3 AM
19°
Clear
4 AM
19°
Clear
5 AM
19°
Clear
6 AM
19°
Patchy rain nearby
7 AM
20°
Sunny
8 AM
20°
Overcast
9 AM
20°
Patchy rain nearby
10 AM
22°
Sunny
11 AM
23°
Overcast
12 PM
23°
Cloudy
1 PM
23°
Partly Cloudy
2 PM
24°
Overcast
3 PM
26°
Sunny
4 PM
27°
Sunny
5 PM
26°
Partly cloudy
6 PM
26°
Sunny
7 PM
25°
Sunny
8 PM
23°
Clear
9 PM
21°
Clear
10 PM
20°
Moderate rain at times
11 PM
20°
Patchy rain nearby
3-Day Forecast
Daily overview for New Castle, New York
Today
Patchy rain nearby
28°
/
18°
🌧️ 89% chance of rain
💧 Avg. humidity: 54%
💨 Max wind: 29.9 km/h
🌧️ Total precip: 0.72 mm
☀️ UV Index: 1.4
🌅 Sunrise: 06:45 AM
🌇 Sunset: 07:59 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Patchy rain nearby
21°
/
16°
🌧️ 59% chance of rain
💧 Avg. humidity: 80%
💨 Max wind: 26.3 km/h
🌧️ Total precip: 0.17 mm
☀️ UV Index: 1.1
🌅 Sunrise: 06:43 AM
🌇 Sunset: 08:00 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Wed, Apr 15
Moderate rain
23°
/
18°
🌧️ 85% chance of rain
💧 Avg. humidity: 85%
💨 Max wind: 25.6 km/h
🌧️ Total precip: 15.03 mm
☀️ UV Index: 1.7
🌅 Sunrise: 06:42 AM
🌇 Sunset: 08:01 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Best Time to Visit New Castle
Plan your trip to New Castle, 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 New Castle?
Current conditions in New Castle: Partly cloudy, temperature 26°C, humidity 50%.
What is the best time to visit New Castle?
The best time to visit New Castle is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in New Castle?
New Castle is located at approximately 41° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in New Castle?
The wettest period in New Castle is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to New Castle?
For visits to New Castle during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is New Castle in?
New Castle is located in United States, in the state of New York.
What are the public holidays in New Castle in 2026?
View the 2026 public holidays for New Castle on our Holidays page.
What are the GPS coordinates used for the weather forecast in New Castle?
The weather forecast for New Castle uses coordinates 40.9999, -80.3472.