June Weather in Monterey, United States

Last updated: June 24, 2025

In June, the average temperature in Monterey, United States hovers around 19°C (66°F). However, temperatures can vary significantly, with a minimum of 4°C (40°F) and a maximum reaching 29°C (84°F). Expect around 107 mm (4.2 in) of precipitation spread over 14 days, resulting in an average humidity of 79%.

June Temperature in Monterey

In June in Monterey, the average temperature is 19°C (66°F). The maximum can reach 29°C (84°F), while the minimum can drop as low as 4°C (40°F). This range makes Monterey a pleasant destination for travelers seeking mild weather and the opportunity for a variety of outdoor activities.

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

The chart illustrates June temperature patterns in Monterey, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Monterey, June typically has an average temperature of 19°C (66°F), with highs reaching up to 29°C (84°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec303640505966706863544035
Data source: Temperature data for Monterey 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 Monterey

In Monterey in June, the precipitation amount is 107 mm (4.2 in) spread over a period of 14 days.

June Precipitation Trends in Monterey

The chart displays monthly precipitation patterns in Monterey, 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 Monterey, June typically receives around 107 mm (4.2 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec7611586126151107861291171167296
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Monterey

In Monterey in June humidity is 79%. With an average temperature of 19°C (66°F), this humidity feels like a warm embrace, making it feel much warmer than the actual temperature and creating a heavy, sticky atmosphere that can be a bit uncomfortable for traveling.

June Average Humidity in Monterey

This chart illustrates the average monthly humidity levels in Monterey, 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 Monterey is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%84%78%79%70%59%68%80%87%85%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Monterey

In Monterey 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 Monterey.

Maximum UV Index Levels in Monterey for June

The chart shows the monthly maximum UV Index (UVI) for Monterey 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 Monterey typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36810111111109753
Data source: Monterey 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 Monterey Compares to Other Months

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

This table compares monthly weather conditions in Monterey, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)76 mm (3.0 inches)86%moderate
February Weather2°C (36°F)115 mm (4.5 inches)86%high
March Weather5°C (41°F)86 mm (3.4 inches)86%very high
April Weather10°C (50°F)126 mm (5.0 inches)84%very high
May Weather15°C (60°F)151 mm (5.9 inches)78%extreme
June Weather19°C (66°F)107 mm (4.2 inches)79%extreme
July Weather21°C (70°F)86 mm (3.4 inches)70%extreme
August Weather20°C (68°F)129 mm (5.1 inches)59%very high
September Weather17°C (64°F)117 mm (4.6 inches)68%very high
October Weather12°C (54°F)115 mm (4.5 inches)80%high
November Weather4°C (40°F)72 mm (2.8 inches)86%moderate
December Weather2°C (35°F)96 mm (3.8 inches)85%moderate

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