July Weather in San Ramon, United States

Last updated: June 24, 2025

In San Ramon, United States, the average temperature in July hovers around 20°C (68°F). Expect cool evenings with minimums dropping to 11°C (52°F), while daytime highs can soar to a sizzling 35°C (95°F). With an average humidity of 58% and no precipitation—0 mm (0.0 in)—during the month, enjoy clear skies and sun-filled days perfect for outdoor adventures!

July Temperature in San Ramon

In July in San Ramon, the average temperature is 20°C (68°F). Maximum temperatures can reach 35°C (95°F), while minimums can drop as low as 11°C (52°F). This climate makes it a pleasant time for travelers to explore the diverse attractions that San Ramon has to offer.

July Weather in San Ramon: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in San Ramon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Ramon, July typically has an average temperature of 20°C (68°F), with highs reaching up to 35°C (95°F) and lows dropping to around 11°C (52°F).

Data source: Temperature data for San Ramon generated using information from the Copernicus Climate Change Service.

July Precipitation in San Ramon

In San Ramon in July, the precipitation amount is 0 mm (0.0 in) during 0 days.

July Precipitation Trends in San Ramon

The chart displays monthly precipitation patterns in San Ramon, 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 San Ramon, July typically receives around 0 mm (0.0 inches) of precipitation spread over approximately 0 days.

Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

July Humidity in San Ramon

In San Ramon in July humidity is 58%. With an average temperature of 20°C (68°F), this humidity feels like a refreshing embrace, creating a comfortable atmosphere for exploring the local sights and enjoying leisurely walks outdoors.

July Average Humidity in San Ramon

This chart illustrates the average monthly humidity levels in San Ramon, 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 San Ramon is approximately 58%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in San Ramon

In San Ramon in July, 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 San Ramon.

Maximum UV Index Levels in San Ramon for July

The chart shows the monthly maximum UV Index (UVI) for San Ramon 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 San Ramon typically reaches 11, which falls under the extreme exposure category.

Data source: San Ramon 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 San Ramon Compares to Other Months

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

This table compares monthly weather conditions in San Ramon, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	94 mm (3.7 inches)	82%	moderate
February Weather	11°C (52°F)	89 mm (3.5 inches)	84%	moderate
March Weather	12°C (54°F)	77 mm (3.0 inches)	82%	very high
April Weather	14°C (58°F)	30 mm (1.2 inches)	78%	very high
May Weather	16°C (61°F)	17 mm (0.7 inches)	71%	very high
June Weather	19°C (66°F)	2 mm (0.1 inches)	64%	extreme
July Weather	20°C (68°F)	0 mm (0.0 inches)	58%	extreme
August Weather	20°C (69°F)	0 mm (0.0 inches)	54%	very high
September Weather	20°C (68°F)	2 mm (0.1 inches)	55%	very high
October Weather	17°C (63°F)	22 mm (0.9 inches)	62%	high
November Weather	13°C (55°F)	38 mm (1.5 inches)	78%	moderate
December Weather	10°C (50°F)	76 mm (3.0 inches)	80%	moderate