nomadseason

April Weather in Trenton, United States

Last updated: June 24, 2025

In Trenton, United States, the average temperature in April is a pleasant 17°C (63°F). However, temperatures can vary significantly, with lows dipping to -1°C (31°F) and highs reaching 30°C (87°F). Throughout the month, expect about 114 mm (4.5 in) of precipitation spread across 10 days, and enjoy the moderate 80% humidity that keeps the atmosphere refreshing.

April Temperature in Trenton

In April, in Trenton, the average temperature is 17°C (63°F). Maximums can reach 30°C (87°F), while minimums can drop as low as -1°C (31°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

April Weather in Trenton: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Trenton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Trenton, April typically has an average temperature of 17°C (63°F), with highs reaching up to 30°C (87°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec465254637177807975675450
Data source: Temperature data for Trenton generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Trenton

In Trenton in April, the precipitation amount is 114 mm (4.5 in) over a period of 10 days.

April Precipitation Trends in Trenton

The chart displays monthly precipitation patterns in Trenton, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Trenton, April typically receives around 114 mm (4.5 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec75986811412717516420419971103120
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

April Humidity in Trenton

In Trenton in April humidity is 80%. With an average temperature of 17°C (63°F), this humidity feels like you're walking through a thick, warm blanket, making travel feel slightly stifling and requiring frequent breaks to stay comfortable.

April Average Humidity in Trenton

This chart illustrates the average monthly humidity levels in Trenton, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Trenton is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%81%80%80%81%82%83%83%80%80%83%84%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Trenton

In Trenton in April, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Trenton.

Maximum UV Index Levels in Trenton for April

The chart shows the monthly maximum UV Index (UVI) for Trenton in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in Trenton typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46810111111109854
Data source: Trenton April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How April Weather in Trenton Compares to Other Months

Weather in Trenton varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Trenton, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Trenton, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (46°F)75 mm (3.0 inches)84%moderate
February Weather11°C (52°F)98 mm (3.9 inches)81%high
March Weather12°C (55°F)67 mm (2.7 inches)80%very high
April Weather17°C (63°F)114 mm (4.5 inches)80%very high
May Weather22°C (71°F)127 mm (5.0 inches)81%extreme
June Weather25°C (77°F)175 mm (6.9 inches)82%extreme
July Weather27°C (80°F)164 mm (6.5 inches)83%extreme
August Weather26°C (79°F)204 mm (8.0 inches)82%very high
September Weather24°C (76°F)199 mm (7.8 inches)80%very high
October Weather20°C (68°F)71 mm (2.8 inches)79%very high
November Weather12°C (55°F)103 mm (4.0 inches)83%moderate
December Weather10°C (50°F)120 mm (4.7 inches)84%moderate

Compare Trenton's Climate with Cities Worldwide