Trenton weather live forecast

Today's maximum temperature in Trenton is expected to be 2°C. Select a day from the live weather forecast for Trenton, New Jersey, USA for more weather parameters.

Sunday
18th Jan
2

-4

0

1
Monday
19th Jan
2

-7

6

2
Tuesday
20th Jan
-5

-10

9

2
Wednesday
21st Jan
2

-11

5

2
Thursday
22nd Jan
3

-3

2

2

5-day weather forecast updated at 04:01 on Saturday 17th January 2026 GMT

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The 5-day weather forecast for New Jersey (Trenton) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Trenton weather forecast by day

Below are the detailed weather forecasts for Trenton for the next 5 days.

Trenton weather for Sunday 18th January 2026

Expect mostly cloudy with light snow in Trenton, New Jersey with a maximum temperature of 2°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 cm of snow expected with 53% chance of some snow and little or no wind of 6 kph from the west.

2
°C maximum temperature
-4
°C minimum temperature
mostly cloudy with light snow
0
hours of sunshine
1
UV index (Low)
53
% chance of some snow
<2
cm of snow expected
1
°C wind chill
6
kph wind from W

Trenton weather for Monday 19th January 2026

Expect scattered clouds in Trenton, New Jersey with a maximum temperature of 2°C, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the west.

2
°C maximum temperature
-7
°C minimum temperature
scattered clouds
6
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
-2
°C wind chill
16
kph wind from W

Trenton weather for Tuesday 20th January 2026

Expect clear skies in Trenton, New Jersey with a maximum temperature of -5°C, maximum UV of 2 (Low) and 9 hours of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 15 kph from the west.

-5
°C maximum temperature
-10
°C minimum temperature
clear skies
9
hours of sunshine
2
UV index (Low)
0
cm of snow expected
-11
°C wind chill
15
kph wind from W

Trenton weather for Wednesday 21st January 2026

Expect broken clouds in Trenton, New Jersey with a maximum temperature of 2°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south.

2
°C maximum temperature
-11
°C minimum temperature
broken clouds
5
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
-1
°C wind chill
14
kph wind from S

Trenton weather for Thursday 22nd January 2026

Expect mostly cloudy with light snow in Trenton, New Jersey with a maximum temperature of 3°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 0-2 cm of snow expected with 44% chance of some snow and a gentle breeze of 13 kph from the west.