July Weather in Janesville

Last updated: March 2, 2024

The weather in Janesville, United States, during July is characterized by an average temperature of 23°C (74°F). Highs can soar to 36°C (97°F), while lows may dip to 11°C (51°F). Typically, the humidity level in Janesville throughout July hovers around 56%.

11°C (51°F)

Minimum temperature

23°C (74°F)

Average temperature

36°C (97°F)

Maximum temperature

56%

Humidity

Precipitation and Sunshine hours

In July, Janesville averages 7 mm (0.3 inches) of rainfall, typically over the course of 2 rainy days. The month enjoys an average of 14 hours 40 minutes of daylight, with the sun shining for approximately 12 hours 51 minutes each day. Additionally, there is a 78% probability of sunny days during this period.

7 mm (0.3 inches)

Precipitation

2 rainy days

Rainy days

12 hours 51 minutes

Sunshine hours

78%

Chance of sun

UV Index

In July, the UV Index in Janesville reaches a maximum of 11, 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	4	7	9	11	11	11	9	6	4	2	1
Exposure	Low		Moderate	High	VeryHigh	Extreme			VeryHigh	High	Moderate	Low
Time to burn	45 min		30 min	25 min	15 min	10 min			15 min	25 min	30 min	45 min