Live Weather & Forecast
Weather in Trenton
New Jersey, United States · Real-time conditions & 3-day outlook
22°C
Feels like 22°C
71°F / Feels 71°F
Sunny
Trenton, New Jersey
🌞 Daytime
Updated: 2026-04-16 09:00
Humidity
66%
Wind
8.3 km/h WSW
Wind Gust
12.1 km/h
Pressure
1013 mb
Visibility
16 km
UV Index
1.8
(Low)
Precipitation
0 mm
Cloud Cover
0%
Dew Point
18°C
Wind Degree
242°
Air Quality Index
US EPA: Good
UK DEFRA: Low (2)
CO
223.9 μg/m³
NO₂
5.2 μg/m³
O₃
124 μg/m³
SO₂
9 μg/m³
PM 2.5
14.1 μg/m³
PM 10
14.8 μg/m³
Weather Alerts 1
Met
· Moderate · Expected
Special Weather Statement issued April 16 at 4:45AM EDT by NWS Mount Holly NJ
There is an elevated risk for fire spread today across southeastern Pennsylvania and Delmarva. Minimum relative humidity values will drop to around 25 to 35 percent this afternoon. This will be accompanied by temperatures rising into the mid 80s to low 90s and southwesterly winds near 10 to 15 mph, with gusts up to 20 mph. These conditions, along with the continued drying of fine fuels, could supp...
Today's Hourly Forecast
24-hour breakdown for Trenton, New Jersey
12 AM
24°
Clear
1 AM
24°
Clear
2 AM
23°
Clear
3 AM
22°
Clear
4 AM
21°
Clear
5 AM
20°
Clear
6 AM
20°
Clear
7 AM
21°
Sunny
8 AM
23°
Sunny
9 AM
22°
Sunny
10 AM
28°
Sunny
11 AM
31°
Sunny
12 PM
33°
Sunny
1 PM
35°
Sunny
2 PM
35°
Sunny
3 PM
35°
Sunny
4 PM
35°
Sunny
5 PM
34°
Sunny
6 PM
31°
Sunny
7 PM
29°
Overcast
8 PM
27°
Clear
9 PM
26°
Clear
10 PM
25°
Clear
11 PM
24°
Clear
3-Day Forecast
Daily overview for Trenton, New Jersey
Today
Sunny
36°
/
20°
🌧️ 0% chance of rain
💧 Avg. humidity: 53%
💨 Max wind: 20.5 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.7
🌅 Sunrise: 06:19 AM
🌇 Sunset: 07:39 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Partly Cloudy
27°
/
15°
🌧️ 0% chance of rain
💧 Avg. humidity: 73%
💨 Max wind: 20.5 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.4
🌅 Sunrise: 06:18 AM
🌇 Sunset: 07:40 PM
🌙 New Moon
🌑 Moon: 0% lit
Sat, Apr 18
Cloudy
21°
/
13°
🌧️ 0% chance of rain
💧 Avg. humidity: 74%
💨 Max wind: 19.4 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.9
🌅 Sunrise: 06:16 AM
🌇 Sunset: 07:41 PM
🌙 Waxing Crescent
🌑 Moon: 1% lit
Best Time to Visit Trenton
Plan your trip to Trenton, 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 Trenton?
Current conditions in Trenton: Sunny, temperature 22°C, humidity 66%.
What is the best time to visit Trenton?
The best time to visit Trenton is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Trenton?
Trenton is located at approximately 40.2° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Trenton?
The wettest period in Trenton is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Trenton?
For visits to Trenton during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Trenton in?
Trenton is located in United States, in the state of New Jersey.
What are the public holidays in Trenton in 2026?
View the 2026 public holidays for Trenton on our Holidays page.
What are the GPS coordinates used for the weather forecast in Trenton?
The weather forecast for Trenton uses coordinates 40.2203, -74.7659.