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June Weather in Mount Vernon, United States

Last updated: June 24, 2025

In June, the average temperature in Mount Vernon, United States is a pleasant 23°C (73°F). However, be prepared for a temperature range that can swing from a cool 9°C (49°F) to a warm 35°C (96°F). During this time, you can expect about 148 mm (5.8 in) of precipitation over 14 days, contributing to an average humidity of 83%—perfect for those who enjoy a lush, vibrant atmosphere!

June Temperature in Mount Vernon

In June in Mount Vernon, the average temperature is 23°C (73°F). The maximum can reach 35°C (96°F) and the minimum can be as low as 9°C (49°F). This makes it a comfortable time to visit, with warm days perfect for outdoor activities and cooler evenings ideal for exploring local dining options.

June Weather in Mount Vernon: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Mount Vernon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mount Vernon, June typically has an average temperature of 23°C (73°F), with highs reaching up to 35°C (96°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec374349576773787671614642
Data source: Temperature data for Mount Vernon 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 Mount Vernon

In Mount Vernon in June, the total precipitation amount is 148 mm (5.8 in) over the course of 14 days.

June Precipitation Trends in Mount Vernon

The chart displays monthly precipitation patterns in Mount Vernon, 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 Mount Vernon, June typically receives around 148 mm (5.8 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec9918213913512814910511712111880139
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Mount Vernon

In Mount Vernon in June, humidity is 83%. With an average temperature of 23°C (73°F), this humidity feels like a heavy blanket wrapping around you, making travel slightly uncomfortable and causing you to break a sweat as you explore.

June Average Humidity in Mount Vernon

This chart illustrates the average monthly humidity levels in Mount Vernon, 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 Mount Vernon is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%87%84%84%83%79%66%67%76%89%88%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Mount Vernon

In Mount Vernon 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 Mount Vernon.

Maximum UV Index Levels in Mount Vernon for June

The chart shows the monthly maximum UV Index (UVI) for Mount Vernon 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 Mount Vernon typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3679111111109753
Data source: Mount Vernon 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 Mount Vernon Compares to Other Months

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

This table compares monthly weather conditions in Mount Vernon, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)99 mm (3.9 inches)88%moderate
February Weather6°C (43°F)182 mm (7.2 inches)88%high
March Weather10°C (49°F)139 mm (5.5 inches)87%high
April Weather14°C (57°F)135 mm (5.3 inches)84%very high
May Weather20°C (68°F)128 mm (5.0 inches)84%extreme
June Weather23°C (73°F)148 mm (5.8 inches)83%extreme
July Weather25°C (78°F)105 mm (4.1 inches)79%extreme
August Weather24°C (76°F)117 mm (4.6 inches)66%very high
September Weather22°C (72°F)121 mm (4.7 inches)67%very high
October Weather16°C (61°F)118 mm (4.6 inches)76%high
November Weather8°C (46°F)80 mm (3.1 inches)89%moderate
December Weather6°C (43°F)139 mm (5.5 inches)88%moderate

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