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June Weather in New Haven, United States

Last updated: June 24, 2025

In New Haven, United States, the average temperature in June hovers around 19°C (67°F). Temperatures can vary, dipping as low as 10°C (50°F) and soaring up to 30°C (85°F). During this month, expect about 93 mm (3.7 in) of precipitation spread over 10 days, with an average humidity level of 69%.

June Temperature in New Haven

In June in New Haven, the average temperature is 19°C (67°F). Maximums can reach 30°C (85°F), and minimums can be as low as 10°C (50°F). This mild climate makes New Haven an ideal destination for outdoor activities and sightseeing during this time of year.

June Weather in New Haven: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in New Haven, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In New Haven, June typically has an average temperature of 19°C (67°F), with highs reaching up to 30°C (85°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec333539475766747468604738
Data source: Temperature data for New Haven 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 New Haven

In New Haven in June, the precipitation amount is 93 mm (3.7 in) over the course of 10 days.

June Precipitation Trends in New Haven

The chart displays monthly precipitation patterns in New Haven, 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 New Haven, June typically receives around 93 mm (3.7 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec901321091531309313297108171112160
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in New Haven

In New Haven in June, humidity is 69%. With an average temperature of 19°C (67°F), this humidity feels like a warm, tropical embrace, making travel feel both refreshing and slightly heavy, urging you to take leisurely pauses to savor the scenery.

June Average Humidity in New Haven

This chart illustrates the average monthly humidity levels in New Haven, 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 New Haven is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%81%78%70%69%62%65%68%74%82%80%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in New Haven

In New Haven in June, 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 New Haven.

Maximum UV Index Levels in New Haven for June

The chart shows the monthly maximum UV Index (UVI) for New Haven 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 New Haven typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35681010998642
Data source: New Haven 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 New Haven Compares to Other Months

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

This table compares monthly weather conditions in New Haven, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)90 mm (3.5 inches)84%moderate
February Weather1°C (35°F)132 mm (5.2 inches)82%moderate
March Weather4°C (39°F)109 mm (4.3 inches)81%high
April Weather8°C (47°F)153 mm (6.0 inches)78%very high
May Weather14°C (57°F)130 mm (5.1 inches)69%very high
June Weather19°C (67°F)93 mm (3.7 inches)69%very high
July Weather23°C (74°F)132 mm (5.2 inches)62%very high
August Weather23°C (74°F)96 mm (3.8 inches)65%very high
September Weather20°C (69°F)108 mm (4.3 inches)68%very high
October Weather15°C (60°F)171 mm (6.7 inches)74%high
November Weather8°C (47°F)112 mm (4.4 inches)82%moderate
December Weather4°C (39°F)160 mm (6.3 inches)80%low

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