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March Weather in Trenton, United States

Last updated: June 24, 2025

In Trenton, United States, the average temperature in March hovers around 12°C (54°F). Expect fluctuations, with minimums dipping to -5°C (23°F) and maximums reaching a warm 29°C (84°F). The month typically sees 184 mm (7.2 in) of precipitation spread across 14 days, creating a humid atmosphere with an average humidity of 85%.

March Temperature in Trenton

In March in Trenton, the average temperature is 12°C (54°F). Maximum temperatures can reach 29°C (84°F), while minimums can drop as low as -5°C (23°F). This temperature range makes Trenton a destination for travelers seeking a mix of mild days and cool nights.

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

The chart illustrates March 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, March typically has an average temperature of 12°C (54°F), with highs reaching up to 29°C (84°F) and lows dropping to around -5°C (23°F).
JanFebMarAprMayJunJulAugSepOctNovDec434854607075787773645046
Data source: Temperature data for Trenton generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

March Precipitation in Trenton

In Trenton in March, the total precipitation amount is 184 mm (7.2 in) spread over 14 days.

March Precipitation Trends in Trenton

The chart displays monthly precipitation patterns in Trenton, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Trenton, March typically receives around 184 mm (7.2 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec10919118416210614412215012114279150
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Trenton

In Trenton in March, humidity is 85%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket wrapping around you, making traveling not only uncomfortable but also exhausting as the damp air clings to your skin and slows your movements.

March Average Humidity in Trenton

This chart illustrates the average monthly humidity levels in Trenton, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Trenton is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%85%82%83%82%78%67%64%75%87%89%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Trenton

In Trenton in March, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Trenton.

Maximum UV Index Levels in Trenton for March

The chart shows the monthly maximum UV Index (UVI) for Trenton in March, 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 March, the maximum UV index in Trenton typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46810111111119764
Data source: Trenton March 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 March 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 March’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 March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)109 mm (4.3 inches)87%moderate
February Weather9°C (48°F)191 mm (7.5 inches)87%high
March Weather12°C (54°F)184 mm (7.2 inches)85%very high
April Weather16°C (60°F)162 mm (6.4 inches)82%very high
May Weather21°C (70°F)106 mm (4.2 inches)83%extreme
June Weather24°C (75°F)144 mm (5.7 inches)82%extreme
July Weather26°C (79°F)122 mm (4.8 inches)78%extreme
August Weather25°C (77°F)150 mm (5.9 inches)67%extreme
September Weather23°C (74°F)121 mm (4.8 inches)64%very high
October Weather18°C (64°F)142 mm (5.6 inches)74%high
November Weather10°C (50°F)79 mm (3.1 inches)87%high
December Weather8°C (46°F)150 mm (5.9 inches)88%moderate

Compare Trenton's Climate with Cities Worldwide