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June Weather in Trenton, United States

Last updated: June 24, 2025

In Trenton, United States, the average temperature in June hovers around 26°C (78°F). Expect a minimum of 12°C (53°F) and a maximum that can soar up to 37°C (98°F). With an average precipitation of 113 mm (4.5 in) spread over about 10 days, don’t forget your umbrella! Additionally, the air is quite humid, with an average humidity level of 83%.

June Temperature in Trenton

In June in Trenton, the average temperature is 26°C (78°F). The maximum can reach 37°C (98°F), while the minimum can drop to as low as 12°C (53°F). This diverse temperature range makes Trenton an ideal destination for travelers seeking both warmth and cooler evenings.

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

The chart illustrates June 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, June typically has an average temperature of 26°C (78°F), with highs reaching up to 37°C (98°F) and lows dropping to around 12°C (53°F).
JanFebMarAprMayJunJulAugSepOctNovDec404454607178817975634945
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.

June Precipitation in Trenton

In Trenton in June, the total precipitation amount is 113 mm (4.5 in) over the course of 10 days.

June Precipitation Trends in Trenton

The chart displays monthly precipitation patterns in Trenton, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Trenton, June typically receives around 113 mm (4.5 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec10117117814810911312510410311895137
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Trenton

In Trenton in June, humidity is 83%. With an average temperature of 26°C (78°F), this humidity feels like a heavy blanket wrapping around you, making travel a sticky affair as sweat lingers on your skin and every step requires extra effort.

June Average Humidity in Trenton

This chart illustrates the average monthly humidity levels in Trenton, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Trenton is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%84%81%83%83%80%74%70%73%85%88%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Trenton

In Trenton in June, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Trenton.

Maximum UV Index Levels in Trenton for June

The chart shows the monthly maximum UV Index (UVI) for Trenton in June, 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 June, the maximum UV index in Trenton typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36710111111109753
Data source: Trenton June 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 June 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 June’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 June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)101 mm (4.0 inches)86%moderate
February Weather7°C (44°F)171 mm (6.7 inches)85%high
March Weather12°C (54°F)178 mm (7.0 inches)84%high
April Weather15°C (60°F)147 mm (5.8 inches)81%very high
May Weather22°C (71°F)109 mm (4.3 inches)83%extreme
June Weather26°C (78°F)113 mm (4.5 inches)83%extreme
July Weather27°C (81°F)125 mm (4.9 inches)80%extreme
August Weather26°C (79°F)104 mm (4.1 inches)73%very high
September Weather24°C (75°F)103 mm (4.0 inches)70%very high
October Weather17°C (64°F)118 mm (4.6 inches)73%high
November Weather9°C (49°F)95 mm (3.7 inches)85%moderate
December Weather7°C (46°F)137 mm (5.4 inches)88%moderate

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