July Weather in Barstow

Last updated: March 2, 2024

The weather in Barstow, United States, during July is characterized by an average temperature of 31°C (89°F). Highs can soar to 43°C (109°F), while lows may dip to 19°C (67°F). Typically, the humidity level in Barstow throughout July hovers around 29%.

19°C (67°F)

Minimum temperature

31°C (89°F)

Average temperature

43°C (109°F)

Maximum temperature

29%

Humidity

Precipitation and Sunshine hours

In July, Barstow averages 3 mm (0.1 inches) of rainfall, typically over the course of 1 rainy days. The month enjoys an average of 14 hours 12 minutes of daylight, with the sun shining for approximately 12 hours 24 minutes each day. Additionally, there is a 64% probability of sunny days during this period.

3 mm (0.1 inches)

Precipitation

1 rainy days

Rainy days

12 hours 24 minutes

Sunshine hours

64%

Chance of sun

UV Index

In July, the UV Index in Barstow reaches a maximum of 12, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 10 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00
UVI	1	2	5	8	10	12	12	11	9	6	3	2	1
Exposure	Low		Moderate	VeryHigh		Extreme			VeryHigh	High	Moderate	Low
Time to burn	45 min		30 min	15 min		10 min			15 min	25 min	30 min	45 min