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June Weather in Montclair, United States

Last updated: June 24, 2025

In June, the average temperature in Montclair, United States is a pleasant 24°C (76°F). Expect a comfortable range, with minimum temperatures dipping to 11°C (53°F) and soaring as high as 36°C (97°F). However, be prepared for some rain, with an average precipitation of 108 mm (4.3 in) spread over 13 days. The air can feel quite humid, with average humidity levels reaching around 79%.

June Temperature in Montclair

In June in Montclair, the average temperature is 24°C (76°F). The maximum can reach 36°C (97°F), while the minimum can drop to as low as 11°C (53°F). This makes it an ideal time for travelers seeking warm weather during the day and cooler evenings for a comfortable experience.

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

The chart illustrates June temperature patterns in Montclair, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Montclair, June typically has an average temperature of 24°C (76°F), with highs reaching up to 36°C (97°F) and lows dropping to around 11°C (53°F).
JanFebMarAprMayJunJulAugSepOctNovDec384248586776817873634842
Data source: Temperature data for Montclair 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 Montclair

In Montclair in June, the precipitation amount is 108 mm (4.3 in), occurring over a span of 13 days.

June Precipitation Trends in Montclair

The chart displays monthly precipitation patterns in Montclair, 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 Montclair, June typically receives around 108 mm (4.3 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec629379101117108108153931097889
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Montclair

In Montclair in June, humidity is 79%. With an average temperature of 24°C (76°F), this humidity feels like a thick blanket wrapped around you, making traveling somewhat uncomfortable and sticky, as you navigate through the warmth while constantly seeking shade and hydration.

June Average Humidity in Montclair

This chart illustrates the average monthly humidity levels in Montclair, 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 Montclair is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%83%81%78%79%74%72%75%81%85%84%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Montclair

In Montclair 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 Montclair.

Maximum UV Index Levels in Montclair for June

The chart shows the monthly maximum UV Index (UVI) for Montclair 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 Montclair typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098753
Data source: Montclair 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 Montclair Compares to Other Months

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

This table compares monthly weather conditions in Montclair, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)61 mm (2.4 inches)84%moderate
February Weather6°C (43°F)93 mm (3.6 inches)83%moderate
March Weather9°C (48°F)79 mm (3.1 inches)83%high
April Weather14°C (58°F)101 mm (4.0 inches)81%very high
May Weather20°C (67°F)117 mm (4.6 inches)78%very high
June Weather24°C (76°F)108 mm (4.3 inches)79%very high
July Weather27°C (81°F)108 mm (4.2 inches)74%very high
August Weather26°C (78°F)153 mm (6.0 inches)72%very high
September Weather23°C (73°F)93 mm (3.6 inches)75%very high
October Weather17°C (63°F)109 mm (4.3 inches)81%high
November Weather9°C (49°F)78 mm (3.1 inches)85%moderate
December Weather6°C (42°F)89 mm (3.5 inches)84%moderate

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