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 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
April's arrival signals a subtle increase in average high-temperatures, moving from March's warm 75°F (23.9°C) to a still moderately hot 81.3°F (27.4°C). In Istachatta, in April, the average low-temperature is a comfortable 63°F (17.2°C).Heat index
In April, the heat index is computed to be a hot 86°F (30°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.One should consider that heat index numbers are for shaded settings and light wind. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
Humidity
In Istachatta, the average relative humidity in April is 73%.Rainfall
In Istachatta, during April, the rain falls for 10 days and regularly aggregates up to 1.02" (26mm) of precipitation. Throughout the year, there are 160.2 rainfall days, and 21.81" (554mm) of precipitation is accumulated.Snowfall
In Istachatta, snow does not fall in February through December.Daylight
In Istachatta, the average length of the day in April is 12h and 52min.On the first day of April, sunrise is at 7:18 am and sunset at 7:47 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 8:04 pm EDT.
Sunshine
In Istachatta, the average sunshine in April is 9.3h.UV index
In April, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the ordinary person.Note: During April, 6 as the daily maximum UV index converts into the following advice:
Ward off overexposure. Defence against solar harm is crucial. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature in Istachatta?
What is the average humidity in April?
How much does it rain in April?
When it does not snow in Istachatta?
What is the average length of the day in April?
What time are sunrise and sunset in April?
How many hours of sunshine does Istachatta have in April?
How high is the UV index in April?
Average temperature in April
Istachatta, FL
- Average high temperature in April: 81.3°F
The warmest month (with the highest average high temperature) is August (90.1°F).
The month with the lowest average high temperature is January (67.1°F).
- Average low temperature in April: 63°F
The month with the highest average low temperature is August (75.7°F).
The coldest month (with the lowest average low temperature) is January (49.3°F).
Average pressure in April
Istachatta, FL
- Average pressure in April: 30.03"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).
Average wind speed in April
Istachatta, FL
- Average wind speed in April: 6.6mph
The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).
Average humidity in April
Istachatta, FL
- Average humidity in April: 73%
The month with the highest relative humidity is September (79%).
The month with the lowest relative humidity is March (72%).
Average rainfall in April
Istachatta, FL
- Average rainfall in April: 1.02"
The wettest month (with the highest rainfall) is July (3.82").
The driest month (with the least rainfall) is March (0.67").
Average rainfall days in April
Istachatta, FL
- Average rainfall days in April: 10 days
The month with the highest number of rainy days is July (23.3 days).
The month with the least rainy days is January (6.9 days).
Average snowfall in April
Istachatta, FL
- Average snowfall in April: 0"
The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in April
Istachatta, FL
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in April /
Average sunshine in April
Istachatta, FL
- 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: 9h and 2min
The months with the most sunshine are May and July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).
Average sunshine days in April
Istachatta, FL
- Average sunshine days in April: 16.5 days
The month with the most sunshine days is January (22 days).
The month with the least sunshine days is August (5 days).
Average UV index in April
Istachatta, FL
- Average UV index in April: 6
The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 4).
Average cloud cover in April
Istachatta, FL
- Average cloud cover in April: 29
The months with the most cloud cover are February and December (Cloud cover 35).
The month with the least cloud cover is May (Cloud cover 26).
Average visibility in April
Istachatta, FL
- 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).
Istachatta, Florida, USA
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