Trenton, NJ weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Trenton now
Loading the National Weather Service forecast…
Trenton weather by the hour
Trenton weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Trenton.
This week in Trenton
Sunrise, sunset and moon in Trenton
What is the weather usually like in Trenton?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 87°F average high
- Januarycoldest month · 23°F average low
- 47.4 inprecipitation per year · 1,203 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Trenton: May–June and August–September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station TRENTON STATE COLLEGE, NJ US (USC00288880), adjusted for the elevation of Trenton.
Trenton weather month by month
Sunrise and sunset in Trenton through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:17 AM | 4:59 PM | 9 h 41 min |
| February | 6:50 AM | 5:35 PM | 10 h 45 min |
| March | 7:08 AM | 7:07 PM | 11 h 58 min |
| April | 6:18 AM | 7:39 PM | 13 h 20 min |
| May | 5:41 AM | 8:09 PM | 14 h 28 min |
| June | 5:27 AM | 8:31 PM | 15 h 4 min |
| July | 5:40 AM | 8:29 PM | 14 h 48 min |
| August | 6:09 AM | 7:57 PM | 13 h 48 min |
| September | 6:38 AM | 7:09 PM | 12 h 30 min |
| October | 7:08 AM | 6:20 PM | 11 h 12 min |
| November | 6:43 AM | 4:43 PM | 10 h 0 min |
| December | 7:12 AM | 4:35 PM | 9 h 22 min |
Times for the 15th of each month, local time (America/New York).
What is the weather like in Trenton?
Trenton has a hot-summer humid continental climate. The warmest month is July, with an average high of 87°F (30°C), and the coldest is January, with average lows of 23°F (-5°C).
It gets about 47.4 inches (1,203 mm) of precipitation a year. The wettest month is July and the driest is February.
The best time to visit Trenton is May–June and August–September. At 52 ft of elevation, nights are mild most of the year. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
More about Trenton
Weather in towns near Trenton
Questions about the weather in Trenton
What is the hottest month in Trenton?
July, with an average high of 87°F (30°C).
What is the coldest month in Trenton?
January, with an average low of 23°F (-5°C).
How much does it rain in Trenton?
About 47.4 inches (1,203 mm) a year; the wettest month is July.
Does it snow in Trenton?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Trenton?
May–June and August–September, when temperatures are most pleasant and rainy days are fewer.
What climate does Trenton have?
Hot-summer humid continental (Köppen Dfa).
What is the weather like in Trenton in November?
Highs average 55°F and lows 35°F, with about 3.2 inches of precipitation.
What time is sunrise in Trenton?
Around 6:43 AM in mid-November, and sunset around 4:43 PM. Today’s exact times are shown above.
Where does this Trenton weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Trenton.
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