July weather forecast
University City, MO

July is the peak of summer in University City, with temperatures reaching their highest for the year. Residents experience the warmest days of the year, with a peak average temperature of 86.9°F (30.5°C). Evenings did not offer much respite as nighttime temperatures remain relatively high. Notwithstanding the heat, summer activities continue unabated, albeit with sufficient safeguards against sunburn and dehydration. The weather in July demands adaptations for heat and sun exposure, with residents keenly awaiting a cooler climate.

Temperature

July, with average temperatures reaching a high of 86.9°F (30.5°C) and a low of 69.1°F (20.6°C), is the warmest month.

Heat index

Throughout July, the heat index is estimated at a sweltering 100.4°F (38°C). Implement enhanced safety actions, heat cramps and heat exhaustion could occur. Sustained activity might result in heatstroke.
Consider that heat index readings are for situations in the shade and light wind. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'real feel' or 'apparent temperature', provides an understanding of perceived warmth by combining temperature and relative humidity. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
Sweat evaporation, driven by perspiration, is the method the human body uses to rid itself of excessive warmth. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. Heat-related complications, like dehydration, can manifest if the body's heat gain exceeds its dissipation capacity.

Humidity

In University City, Missouri, the average relative humidity in July is 76%.

Rainfall

In July, the rain falls for 16.7 days. Throughout July, 3.19" (81mm) of precipitation is accumulated. In University City, Missouri, during the entire year, the rain falls for 144.8 days and collects up to 30.59" (777mm) of precipitation.

Snowfall

In University City, snow does not fall in April through October.

Daylight

In University City, the average length of the day in July is 14h and 34min.
On the first day of the month, sunrise is at 5:40 am and sunset at 8:29 pm. On the last day of July, sunrise is at 6:02 am and sunset at 8:12 pm CDT.

Sunshine

The months with the most sunshine are June and July, with an average of 10.5h of sunshine.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 6 in July transforms into the following instructions:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.