July Weather in Santee, United States

Last updated: June 24, 2025

In July, the average temperature in Santee, United States hovers around a warm 28°C (82°F). Daytime highs can reach up to 38°C (100°F), while the nights cool down to a minimum of 18°C (65°F). Expect a touch of moisture, with 158 mm (6.2 in) of precipitation spread across about 19 days. With an average humidity of 80%, the air carries a tropical feel, perfect for summer adventures!

July Temperature in Santee

In July in Santee, the average temperature is 28°C (82°F), with maximums reaching 38°C (100°F) and minimums dropping as low as 18°C (65°F). This warm weather makes it an ideal time for travelers seeking to enjoy outdoor activities and explore the vibrant scenery.

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

The chart illustrates July temperature patterns in Santee, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santee, July typically has an average temperature of 28°C (82°F), with highs reaching up to 38°C (100°F) and lows dropping to around 18°C (65°F).

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

July Precipitation in Santee

In Santee in July, the total precipitation amount is 158 mm (6.2 in) over the course of 19 days.

July Precipitation Trends in Santee

The chart displays monthly precipitation patterns in Santee, 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 Santee, July typically receives around 158 mm (6.2 inches) of precipitation spread over approximately 19 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 Santee

In Santee in July, humidity is 80%. With an average temperature of 28°C (82°F), this humidity feels like a warm, thick blanket enveloping you, making outdoor activities sweaty and demanding frequent breaks in the shade while traveling.

July Average Humidity in Santee

This chart illustrates the average monthly humidity levels in Santee, 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 Santee is approximately 80%, 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 Santee

In Santee 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 Santee.

Maximum UV Index Levels in Santee for July

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

Data source: Santee 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 Santee Compares to Other Months

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

This table compares monthly weather conditions in Santee, 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)	75 mm (2.9 inches)	86%	moderate
February Weather	13°C (55°F)	95 mm (3.7 inches)	81%	high
March Weather	15°C (59°F)	76 mm (3.0 inches)	81%	very high
April Weather	19°C (66°F)	114 mm (4.5 inches)	79%	very high
May Weather	23°C (74°F)	92 mm (3.6 inches)	75%	extreme
June Weather	26°C (79°F)	114 mm (4.5 inches)	75%	extreme
July Weather	28°C (82°F)	158 mm (6.2 inches)	80%	extreme
August Weather	27°C (81°F)	136 mm (5.3 inches)	81%	extreme
September Weather	25°C (78°F)	116 mm (4.6 inches)	83%	very high
October Weather	21°C (70°F)	61 mm (2.4 inches)	78%	very high
November Weather	13°C (56°F)	66 mm (2.6 inches)	85%	high
December Weather	11°C (52°F)	137 mm (5.4 inches)	87%	moderate