Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
Islitas's transition into April is marked by a minor temperature shift, moving from a moderately hot 80.4°F (26.9°C) in March to a hot 88°F (31.1°C). In Islitas, the expected average low-temperature for April is a comfortable 66.7°F (19.3°C).Heat index
For most parts of April, the heat index is appraised at a hot 93.2°F (34°C). Adopt extra safety steps, risk of heat exhaustion and heat cramps is notable. Sustained activity might cause heatstroke.When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', measures the perceived warmth when incorporating the humidity present in the air. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. It is important to note that direct sunlight can intensify the weather impact, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
Humidity
The average relative humidity in April is 56%.Rainfall
In Islitas, during April, the rain falls for 9.6 days and regularly aggregates up to 0.87" (22mm) of precipitation. Throughout the year, there are 91.9 rainfall days, and 10.55" (268mm) of precipitation is accumulated.Snowfall
March through November are months without snowfall.Daylight
In April, the average length of the day is 12h and 50min.On the first day of the month, sunrise is at 7:27 am and sunset at 7:56 pm. On the last day of April, sunrise is at 6:59 am and sunset at 8:12 pm CDT.
Sunshine
In Islitas, the average sunshine in April is 8.2h.UV index
In Islitas, the average daily maximum UV index in April is 7. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The UV index of 7 during April leads to these advisories:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot during April?
What is the average humidity in April?
How many days does it rain in April?
When it does not snow in Islitas?
How many hours of daylight does Islitas have in April?
When are sunrise and sunset in April in Islitas?
How many hours of sunshine does Islitas have in April?
What is the UV index intensity in April?
Average temperature in April
Islitas, TX
- Average high temperature in April: 88°F
The warmest month (with the highest average high temperature) is August (100°F).
The month with the lowest average high temperature is January (66.9°F).
- Average low temperature in April: 66.7°F
The month with the highest average low temperature is August (79.9°F).
The coldest month (with the lowest average low temperature) is January (50.2°F).
Average pressure in April
Islitas, TX
- Average pressure in April: 29.88"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are May and June (29.86"Hg).
Average wind speed in April
Islitas, TX
- Average wind speed in April: 12.3mph
The windiest month (with the highest average wind speed) is July (13.5mph).
The calmest month (with the lowest average wind speed) is December (8.9mph).
Average humidity in April
Islitas, TX
- Average humidity in April: 56%
The month with the highest relative humidity is December (62%).
The month with the lowest relative humidity is August (49%).
Average rainfall in April
Islitas, TX
- Average rainfall in April: 0.87"
The wettest month (with the highest rainfall) is September (2.17").
The driest month (with the least rainfall) is February (0.43").
Average rainfall days in April
Islitas, TX
- Average rainfall days in April: 9.6 days
The month with the highest number of rainy days is September (12.9 days).
The month with the least rainy days is November (5.5 days).
Average snowfall days in April
Islitas, TX
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in April /
Average sunshine in April
Islitas, TX
- Average daylight in April: 12h and 5min
The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).
- Average sunshine in April: 8h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in April
Islitas, TX
- Average sunshine days in April: 18.3 days
The month with the most sunshine days is January (23.3 days).
The month with the least sunshine days is September (15.1 days).
Average UV index in April
Islitas, TX
- Average UV index in April: 7
The months with the highest UV index are July and August (UV index 8).
The months with the lowest UV index are January and December (UV index 4).
Average cloud cover in April
Islitas, TX
- Average cloud cover in April: 31
The month with the most cloud cover is December (Cloud cover 36).
The month with the least cloud cover is August (Cloud cover 17).
Average visibility in April
Islitas, TX
- Average visibility in April: 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).
Islitas, Texas, USA
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