July Weather in Campbell, United States

Last updated: June 24, 2025

In July, the average temperature in Campbell, United States reaches a pleasant 29°C (84°F), but be prepared for a temperature range that can swing from a cool 18°C (64°F) to a sizzling 41°C (106°F). Expect approximately 58 mm (2.3 in) of precipitation over 9 days, with an average humidity of 73%, creating a tropical vibe.

July Temperature in Campbell

In July in Campbell, the average temperature is 29°C (84°F). The maximum can reach 41°C (106°F), while the minimum can drop as low as 18°C (64°F). Travelers should prepare for warm and potentially hot conditions, with cooler evenings for a more comfortable experience.

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

The chart illustrates July temperature patterns in Campbell, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Campbell, July typically has an average temperature of 29°C (84°F), with highs reaching up to 41°C (106°F) and lows dropping to around 18°C (64°F).

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

July Precipitation in Campbell

In Campbell in July, the precipitation amount is 58 mm (2.3 in) spread over 9 days.

July Precipitation Trends in Campbell

The chart displays monthly precipitation patterns in Campbell, 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 Campbell, July typically receives around 58 mm (2.3 inches) of precipitation spread over approximately 9 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 Campbell

In Campbell in July, humidity is 73%. With an average temperature of 29°C (84°F), this humidity feels like a warm blanket wrapped around you, making travel slightly uncomfortable as you sweat and seek shade, yet still inviting you to explore the vibrant local culture and activities.

July Average Humidity in Campbell

This chart illustrates the average monthly humidity levels in Campbell, 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 Campbell is approximately 73%, 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 Campbell

In Campbell 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 Campbell.

Maximum UV Index Levels in Campbell for July

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

Data source: Campbell 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 Campbell Compares to Other Months

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

This table compares monthly weather conditions in Campbell, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (46°F)	81 mm (3.2 inches)	80%	moderate
February Weather	9°C (48°F)	122 mm (4.8 inches)	79%	high
March Weather	15°C (59°F)	130 mm (5.1 inches)	78%	very high
April Weather	18°C (64°F)	189 mm (7.4 inches)	78%	very high
May Weather	23°C (73°F)	181 mm (7.1 inches)	81%	extreme
June Weather	27°C (81°F)	104 mm (4.1 inches)	78%	extreme
July Weather	29°C (84°F)	58 mm (2.3 inches)	73%	extreme
August Weather	29°C (84°F)	94 mm (3.7 inches)	66%	extreme
September Weather	26°C (79°F)	83 mm (3.3 inches)	65%	very high
October Weather	19°C (67°F)	143 mm (5.6 inches)	72%	very high
November Weather	13°C (56°F)	60 mm (2.3 inches)	82%	high
December Weather	10°C (51°F)	85 mm (3.4 inches)	87%	moderate