August weather forecastModeste, LA
August
Weather in August
The last month of the summer, August, is another hot month in Modeste, Louisiana, with an average temperature varying between 90.1°F (32.3°C) and 74.8°F (23.8°C).Temperature
As July transitions into August, the average high-temperature rests at a still tropical 90.1°F (32.3°C), maintaining a close resemblance to the previous month. August brings an average low-temperature of 74.8°F (23.8°C) to Modeste.Heat index
The average heat index in August is estimated at a life-threatening hot 113°F (45°C). Observe: Heat exhaustion and heat cramps are probable. Heatstroke is on the horizon with prolonged exertion.Heat index guidelines indicate values are for light wind scenarios and shaded regions. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is the result of factoring in humidity to the air temperature, indicating perceived warmth. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are highly critical for babies and toddlers. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
Evaporation of sweat is the main factor behind the cooling effect of perspiration in the human body. When air moisture content is high, the cooling process through evaporation is not as efficient, leading to an ineffective body cooling process and a feeling of overheating. Inadequate heat shedding in the face of rising body temperatures hints at potential dehydration risks.
Humidity
In Modeste, the average relative humidity in August is 79%.Rainfall
In August, the rain falls for 21 days. Throughout August, 3.62" (92mm) of precipitation is accumulated. In Modeste, during the entire year, the rain falls for 165.4 days and collects up to 26.93" (684mm) of precipitation.Snowfall
February through December are months without snowfall.Daylight
In Modeste, the average length of the day in August is 13h and 12min.On the first day of August, sunrise is at 6:23 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 7:27 pm CDT.
Sunshine
The average sunshine in August is 10.1h.UV index
The months with the highest UV index are June through August, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for average individuals.Note: A typical high UV index of 7 in August suggests the following recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Modeste, LA
- Average high temperature in August: 90.1°F
The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (60.1°F).
- Average low temperature in August: 74.8°F
The month with the highest average low temperature is August (74.8°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).
Average pressure in August
Modeste, LA
- Average pressure in August: 29.96"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.96"Hg).
Average wind speed in August
Modeste, LA
- Average wind speed in August: 4.8mph
The windiest month (with the highest average wind speed) is February (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in August
Modeste, LA
- Average humidity in August: 79%
The months with the highest relative humidity are February, September and December (80%).
The month with the lowest relative humidity is October (74%).
Average rainfall in August
Modeste, LA
- Average rainfall in August: 3.62"
The wettest month (with the highest rainfall) is July (4.25").
The driest month (with the least rainfall) is November (1.18").
Average rainfall days in August
Modeste, LA
- Average rainfall days in August: 21 days
The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is November (8.1 days).
Average snowfall in August
Modeste, LA
- Average snowfall in August: 0"
The month with the highest snowfall is January (0.16").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in August
Modeste, LA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in August /
Average sunshine in August
Modeste, LA
- Average daylight in August: 13h and 12min
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 August: 10h and 6min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in August
Modeste, LA
- Average sunshine days in August: 7.9 days
The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is July (7.3 days).
Average UV index in August
Modeste, LA
- Average UV index in August: 7
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in August
Modeste, LA
- Average cloud cover in August: 32
The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 27).
Average visibility in August
Modeste, LA
- Average visibility in August: 6mi
The months with the highest visibility are January, February, June, August, October, November and December (6mi).
The months with the lowest visibility are March, April, May, July and September (5mi).





