April weather forecast
Rattlesnake, FL

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Weather in April

April, the same as March, is a moderately hot spring month in Rattlesnake, Florida, with an average temperature ranging between max 81.7°F (27.6°C) and min 66.2°F (19°C).

Temperature

April's arrival is noted with a slight increase in the average high-temperature, moving from 75.4°F (24.1°C) in March to a still moderately hot 81.7°F (27.6°C). An average low-temperature of 66.2°F (19°C) marks the nights throughout April.

Heat index

Throughout April, the heat index is calculated to be a tropical 86°F (30°C). If one persists in activity during exposure, it could induce weariness and subsequently, heat cramps.
Note that heat index values are valued for light wind and location in the shade. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', combines air temperature and relative humidity to represent a human perceived temperature equivalent. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.

Humidity

March through May, with an average relative humidity of 70%, are the least humid months.

Rainfall

In Rattlesnake, during April, the rain falls for 11.4 days and regularly aggregates up to 1.42" (36mm) of precipitation. In Rattlesnake, during the entire year, the rain falls for 165.7 days and collects up to 27.56" (700mm) of precipitation.

Daylight

In Rattlesnake, the average length of the day in April is 12h and 51min.
On the first day of the month, sunrise is at 7:19 am and sunset at 7:48 pm. On the last day of April, sunrise is at 6:50 am and sunset at 8:04 pm EDT.

Sunshine

In April, the average sunshine is 9.4h.

UV index

The average daily maximum UV index in April is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 6 during April translates into the following directions:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Updated: Jul 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are April temperatures?

In Rattlesnake, 81.7°F (27.6°C) is the average high-temperature and 66.2°F (19°C) is the average low-temperature during April. In April, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 86°F (30°C).

What are the least humid months?

March through May, with an average relative humidity of 70%, are the least humid months.

What is the average humidity in April?

In April, the average relative humidity is 70%.

How many days does it rain in April in Rattlesnake?

In Rattlesnake, in April, during 11.4 rainfall days, 1.42" (36mm) of precipitation is typically accumulated.

How many hours of daylight does Rattlesnake have in April?

In April, the average day length is 12h and 51min.

When are sunrise and sunset in April?

On the first day of April, sunrise is at 7:19 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 8:04 pm EDT.

How long on average sun shines in April?

The average sunshine duration in April is 9.4h.

How high is the UV index in April?

The average daily maximum UV index in April in Rattlesnake is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Rattlesnake, FL

Average temperature in April - Rattlesnake, FL
  • Average high temperature in April: 81.7°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 (68.2°F).

  • Average low temperature in April: 66.2°F

The month with the highest average low temperature is August (79°F).
The coldest month (with the lowest average low temperature) is January (53.4°F).

Average pressure in April
Rattlesnake, FL

Average pressure in April - Rattlesnake, FL
  • Average pressure in April: 30.02"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.96"Hg).

Average wind speed in April
Rattlesnake, FL

Average wind speed in April - Rattlesnake, FL
  • Average wind speed in April: 7.8mph

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).

Average humidity in April
Rattlesnake, FL

Average humidity in April - Rattlesnake, FL
  • Average humidity in April: 70%

The month with the highest relative humidity is December (75%).
The months with the lowest relative humidity are March, April and May (70%).

Average rainfall in April
Rattlesnake, FL

Average rainfall in April - Rattlesnake, FL
  • Average rainfall in April: 1.42"

The wettest month (with the highest rainfall) is July (5.43").
The driest months (with the least rainfall) are February and November (0.87").

Average rainfall days in April
Rattlesnake, FL

Average rainfall days in April - Rattlesnake, FL
  • Average rainfall days in April: 11.4 days

The month with the highest number of rainy days is July (24.1 days).
The month with the least rainy days is January (7.2 days).

Average daylight in April /
Average sunshine in April
Rattlesnake, FL

Average daylight in April / Average sunshine in April - Rattlesnake, 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 month with the most sunshine is May (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

Average sunshine days in April
Rattlesnake, FL

Average sunshine days in April - Rattlesnake, FL
  • Average sunshine days in April: 16.5 days

The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is July (5.1 days).

Average UV index in April
Rattlesnake, FL

Average UV index in April - Rattlesnake, 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
Rattlesnake, FL

Average cloud cover in April - Rattlesnake, FL
  • Average cloud cover in April: 26

The month with the most cloud cover is December (Cloud cover 32).
The month with the least cloud cover is May (Cloud cover 24).

Average visibility in April
Rattlesnake, FL

Average visibility in April - Rattlesnake, 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).

Rattlesnake, Florida, USA

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