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July Weather in Riverside, United States

Last updated: June 24, 2025

In July, the average temperature in Riverside, United States reaches a warm 29°C (84°F), with extremes ranging from a minimum of 20°C (68°F) to a scorching maximum of 41°C (107°F). Visitors can expect around 82 mm (3.2 in) of precipitation spread over 14 days, paired with an average humidity level of 71%. Be prepared for both sun and occasional showers!

July Temperature in Riverside

In July, in Riverside, the average temperature is 29°C (84°F). Maximum temperatures can reach 41°C (107°F), while minimum temperatures can drop to as low as 20°C (68°F). This climate makes Riverside a great destination for travelers seeking warm weather and outdoor activities.

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

The chart illustrates July 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, July typically has an average temperature of 29°C (84°F), with highs reaching up to 41°C (107°F) and lows dropping to around 20°C (68°F).
JanFebMarAprMayJunJulAugSepOctNovDec525564687682848480716055
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.

July Precipitation in Riverside

In Riverside in July, the precipitation amount is 82 mm (3.2 in) spread over 14 days.

July Precipitation Trends in Riverside

The chart displays monthly precipitation patterns in Riverside, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Riverside, July typically receives around 82 mm (3.2 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec89105801111911308214212111182116
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Riverside

In Riverside in July, humidity is 71%. With an average temperature of 29°C (84°F), this humidity feels like a warm, heavy blanket enveloping you, making traveling quite uncomfortable as the air clings to your skin and requires frequent breaks to stay hydrated.

July Average Humidity in Riverside

This chart illustrates the average monthly humidity levels in Riverside, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Riverside is approximately 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%80%78%79%81%77%71%67%69%73%82%87%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Riverside

In Riverside in July, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Riverside.

Maximum UV Index Levels in Riverside for July

The chart shows the monthly maximum UV Index (UVI) for Riverside in July, 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 July, the maximum UV index in Riverside typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589101111121110864
Data source: Riverside July 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 July 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 July’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 July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (52°F)89 mm (3.5 inches)79%moderate
February Weather13°C (55°F)105 mm (4.1 inches)80%very high
March Weather18°C (64°F)80 mm (3.2 inches)78%very high
April Weather20°C (68°F)111 mm (4.4 inches)79%very high
May Weather24°C (76°F)191 mm (7.5 inches)81%extreme
June Weather28°C (82°F)130 mm (5.1 inches)77%extreme
July Weather29°C (84°F)82 mm (3.2 inches)71%extreme
August Weather29°C (85°F)142 mm (5.6 inches)67%extreme
September Weather27°C (80°F)121 mm (4.8 inches)69%very high
October Weather22°C (71°F)111 mm (4.4 inches)73%very high
November Weather16°C (60°F)82 mm (3.2 inches)82%high
December Weather13°C (56°F)116 mm (4.6 inches)87%moderate

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