Trenton weather live forecast

Today's maximum temperature in Trenton is expected to be 21°C. Select a day from the live weather forecast for Trenton, New Jersey, USA for more weather parameters.

Friday
15th May
21

10

7

5
Saturday
16th May
27

11

11

8
Sunday
17th May
33

17

9

8
Monday
18th May
35

19

11

8
Tuesday
19th May
37

20

10

7

5-day weather forecast updated at 04:00 on Friday 15th May 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 Friday 15th May 2026

Expect broken clouds in Trenton, New Jersey with a maximum temperature of 21°C, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the north-west.

21
°C maximum temperature
10
°C minimum temperature
broken clouds
7
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
21
°C wind chill
11
kph wind from NW

Trenton weather for Saturday 16th May 2026

Expect scattered clouds in Trenton, New Jersey with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south-west.

27
°C maximum temperature
11
°C minimum temperature
scattered clouds
11
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
11
kph wind from SW

Trenton weather for Sunday 17th May 2026

Expect scattered clouds in Trenton, New Jersey with a maximum temperature of 33°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 5 kph from the west.

33
°C maximum temperature
17
°C minimum temperature
scattered clouds
9
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
5
kph wind from W

Trenton weather for Monday 18th May 2026

Expect scattered clouds in Trenton, New Jersey with a maximum temperature of 35°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the south.

35
°C maximum temperature
19
°C minimum temperature
scattered clouds
11
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
7
kph wind from S

Trenton weather for Tuesday 19th May 2026

Expect scattered clouds in Trenton, New Jersey with a maximum temperature of 37°C, high levels of heat & humidity, maximum UV of 7 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south-west.