Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average snowfall in July
- Average snowfall days in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
Weather in July
Temperature
July, with average temperatures reaching a high of 88.5°F (31.4°C) and a low of 68.7°F (20.4°C), is the warmest month.Heat index
The average heat index in July is appraised at a blisteringly hot 104°F (40°C). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.Metrics for the heat index primarily focus on shaded spots and light wind conditions. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'real feel' or 'apparent temperature', measures the perceived warmth when incorporating the humidity present in the air. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.
Through perspiration, the body has a natural mechanism to eliminate excessive heat via sweat evaporation. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.
Humidity
In Preston, the average relative humidity in July is 74%.Rainfall
In Preston, in July, it is raining for 16.7 days, with typically 2.91" (74mm) of accumulated precipitation. Throughout the year, there are 141.9 rainfall days, and 27.52" (699mm) of precipitation is accumulated.Snowfall
May through October are months without snowfall in Preston, Missouri.Daylight
The average length of the day in July in Preston is 14h and 29min.On the first day of July in Preston, sunrise is at 5:54 am and sunset at 8:39 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 8:22 pm CDT.
Sunshine
The average sunshine in July is 10.5h.UV index
The months with the highest UV index in Preston are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.Note: In July, the average maximum UV index of 6 translates into the following recommendations:
Deflect overexposure. Sun protection is a necessity. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Frequently asked questions
What is the hottest time of year in Preston?
How hot does it get in Preston in July?
What is the average humidity in July in Preston?
How much does it rain in Preston in July?
When it does not snow in Preston?
How many hours of daylight does Preston have in July?
What time are sunrise and sunset in July in Preston?
How many hours of sunshine does Preston have in July?
What is the month with the highest UV index in Preston?
What is the UV index intensity in July in Preston?
Average temperature in July
Preston, MO
- Average high temperature in July: 88.5°F
The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is January (40.5°F).
- Average low temperature in July: 68.7°F
The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).
Average pressure in July
Preston, MO
- Average pressure in July: 29.98"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in July
Preston, MO
- Average wind speed in July: 6.1mph
The windiest month (with the highest average wind speed) is March (9.6mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).
Average humidity in July
Preston, MO
- Average humidity in July: 74%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (72%).
Average rainfall in July
Preston, MO
- Average rainfall in July: 2.91"
The wettest month (with the highest rainfall) is May (4.33").
The driest month (with the least rainfall) is January (1.18").
Average rainfall days in July
Preston, MO
- Average rainfall days in July: 16.7 days
The months with the highest number of rainy days are May and July (16.7 days).
The month with the least rainy days is December (6 days).
Average snowfall in July
Preston, MO
- Average snowfall in July: 0"
The month with the highest snowfall is February (2.28").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in July
Preston, MO
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is February (5.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Preston, MO
- Average daylight in July: 14h and 3min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in July: 10h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in July
Preston, MO
- Average sunshine days in July: 11.7 days
The month with the most sunshine days is December (20.7 days).
The month with the least sunshine days is July (11.7 days).
Average UV index in July
Preston, MO
- Average UV index in July: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in July
Preston, MO
- Average cloud cover in July: 28
The month with the most cloud cover is March (Cloud cover 47).
The months with the least cloud cover are June and August (Cloud cover 27).
Average visibility in July
Preston, MO
- Average visibility in July: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Preston, Missouri, USA
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