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 ushers in an average high-temperature of a still tropical 91.6°F (33.1°C), aligning closely with the preceding month. Throughout the month of July, McCallum reports a steady low-temperature average of 72.5°F (22.5°C).Heat index
For July, the heat index is appraised at a blazing hot 116.6°F (47°C). Alert: Heat cramps and heat exhaustion are likely to occur. Prolonged exertion can lead to heatstroke.In terms of the heat index, values are set with light wind and shade conditions in mind. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', reflects the blend of air temperature and relative humidity to give a temperature impression. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.
The human body has a built-in cooling mechanism through perspiration; evaporating sweat dissipates the excess heat. Higher relative humidity impedes evaporation, thus reducing heat dispersion from the body, culminating in a sensation of overheating. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.
Humidity
In July, the average relative humidity in McCallum is 76%.Rainfall
The month with the most rainfall is July, when the rain falls for 21.8 days and typically aggregates up to 4.37" (111mm) of precipitation.Snowfall
In McCallum, snow does not fall in April through November.Daylight
The average length of the day in July in McCallum, Mississippi, is 13h and 57min.On the first day of July, sunrise is at 5:56 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 7:52 pm CDT.
Sunshine
In McCallum, the average sunshine in July is 10.4h.UV index
June through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 7 during July leads to these advisories:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in McCallum in July?
What is the average humidity in July in McCallum?
What is the wettest month in McCallum?
How many days does it rain in July in McCallum?
When it does not snow in McCallum?
What is the average length of the day in July in McCallum?
When are sunrise and sunset in July in McCallum?
How many hours of sunshine does McCallum have in July?
When is the highest UV index in McCallum?
What is the UV index intensity in July in McCallum?
Average temperature in July
McCallum, MS
- Average high temperature in July: 91.6°F
The warmest month (with the highest average high temperature) is August (91.8°F).
The month with the lowest average high temperature is January (56.8°F).
- Average low temperature in July: 72.5°F
The month with the highest average low temperature is August (73°F).
The coldest month (with the lowest average low temperature) is January (39.7°F).
Average pressure in July
McCallum, MS
- Average pressure in July: 30"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).
Average wind speed in July
McCallum, MS
- Average wind speed in July: 4.4mph
The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is July (4.4mph).
Average humidity in July
McCallum, MS
- Average humidity in July: 76%
The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall in July
McCallum, MS
- Average rainfall in July: 4.37"
The wettest month (with the highest rainfall) is July (4.37").
The driest month (with the least rainfall) is November (1.77").
Average rainfall days in July
McCallum, MS
- Average rainfall days in July: 21.8 days
The month with the highest number of rainy days is August (22.3 days).
The month with the least rainy days is November (8.7 days).
Average snowfall in July
McCallum, MS
- Average snowfall in July: 0"
The month with the highest snowfall is December (0.39").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in July
McCallum, MS
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in July /
Average sunshine in July
McCallum, MS
- Average daylight in July: 13h and 5min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in July: 10h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in July
McCallum, MS
- Average sunshine days in July: 6.8 days
The months with the most sunshine days are October and November (19.8 days).
The month with the least sunshine days is August (6.4 days).
Average UV index in July
McCallum, MS
- Average UV index in July: 7
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in July
McCallum, MS
- Average cloud cover in July: 35
The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in July
McCallum, MS
- Average visibility in July: 5mi
The months with the highest visibility are June, October and November (6mi).
The months with the lowest visibility are January, February, March, April, May, July, August, September and December (5mi).
McCallum, Mississippi, USA
Weather forecast for your location
2. Allow the app to use your location