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June Weather in Riverside, United States

Last updated: June 24, 2025

In June, the average temperature in Riverside, United States is a pleasant 22°C (73°F). Expect a minimum of 7°C (45°F) and a maximum soaring to 34°C (93°F). With an average precipitation of 127 mm (5.0 in) spread over 12 days, be prepared for some rainy moments! Additionally, the average humidity sits at a steamy 82%, adding to the tropical feel of the month.

June Temperature in Riverside

In June in Riverside, the average temperature is 22°C (73°F). Maximums can reach 34°C (93°F) and minimums can be as low as 7°C (45°F). This variability makes it advisable for travelers to pack layers to accommodate the warm days and cooler evenings.

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

The chart illustrates June temperature patterns in Riverside, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Riverside, June typically has an average temperature of 22°C (73°F), with highs reaching up to 34°C (93°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec313543526472767469584237
Data source: Temperature data for Riverside 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 Riverside

In Riverside in June, the precipitation amount is 127 mm (5.0 in) occurring over the course of 12 days.

June Precipitation Trends in Riverside

The chart displays monthly precipitation patterns in Riverside, 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 Riverside, June typically receives around 127 mm (5.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec771051111051221271068188949597
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Riverside

In Riverside in June, humidity is 82%. With an average temperature of 22°C (73°F), this humidity feels like a warm, heavy embrace, making traveling feel sticky and draining, but the tropical atmosphere also brings a lush vibrancy to the surroundings.

June Average Humidity in Riverside

This chart illustrates the average monthly humidity levels in Riverside, 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 Riverside is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%87%85%81%82%81%73%73%78%89%87%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Riverside

In Riverside 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 Riverside.

Maximum UV Index Levels in Riverside for June

The chart shows the monthly maximum UV Index (UVI) for Riverside 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 Riverside typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098643
Data source: Riverside 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 Riverside Compares to Other Months

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

This table compares monthly weather conditions in Riverside, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (31°F)77 mm (3.0 inches)88%moderate
February Weather1°C (35°F)105 mm (4.1 inches)88%moderate
March Weather6°C (43°F)111 mm (4.4 inches)87%high
April Weather11°C (53°F)105 mm (4.1 inches)85%very high
May Weather18°C (65°F)122 mm (4.8 inches)81%very high
June Weather22°C (73°F)127 mm (5.0 inches)82%very high
July Weather25°C (77°F)106 mm (4.2 inches)81%very high
August Weather23°C (74°F)81 mm (3.2 inches)73%very high
September Weather21°C (70°F)88 mm (3.5 inches)73%very high
October Weather14°C (58°F)94 mm (3.7 inches)78%high
November Weather6°C (42°F)94 mm (3.7 inches)89%moderate
December Weather3°C (37°F)97 mm (3.8 inches)87%moderate

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