July Weather in Rockville

Last updated: March 2, 2024

The weather in Rockville, United States, during July is characterized by an average temperature of 25°C (78°F). Highs can soar to 34°C (93°F), while lows may dip to 15°C (59°F). Typically, the humidity level in Rockville throughout July hovers around 79%.

15°C (59°F)

Minimum temperature

25°C (78°F)

Average temperature

34°C (93°F)

Maximum temperature

79%

Humidity

Precipitation and Sunshine hours

In July, Rockville averages 103 mm (4.1 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 14 hours 37 minutes of daylight, with the sun shining for approximately 11 hours 12 minutes each day. Additionally, there is a 49% probability of sunny days during this period.

103 mm (4.1 inches)

Precipitation

11 rainy days

Rainy days

11 hours 12 minutes

Sunshine hours

49%

Chance of sun

UV Index

In July, the UV Index in Rockville reaches a maximum of 10, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 15 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	1	2	4	6	8	10	10	9	8	5	3	2
Exposure	Low			Moderate	High	VeryHigh					Moderate		Low
Time to burn	45 min			30 min	25 min	15 min					30 min		45 min