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 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
With the onset of April, Altamonte Springs experiences a subtle temperature shift, with the average high-temperature moving from 76.1°F (24.5°C) in March to a still warm 82°F (27.8°C). Altamonte Springs temperatures generally rest at a low of 63.9°F (17.7°C) during the April nights.Heat index
April's average heat index is computed to be a tropical 87.8°F (31°C). With extended exposure and activity, one might feel exhausted and experience heat cramps.Research indicates the heat index considers values in shaded locales and with light winds. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
Humidity
In April, the average relative humidity is 72%.Rainfall
In Altamonte Springs, in April, it is raining for 12.4 days, with typically 1.38" (35mm) of accumulated precipitation. In Altamonte Springs, during the entire year, the rain falls for 172.9 days and collects up to 22.76" (578mm) of precipitation.Daylight
In Altamonte Springs, the average length of the day in April is 12h and 52min.On the first day of April, sunrise is at 7:14 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 8:00 pm EDT.
Sunshine
The average sunshine in April is 9.4h.UV index
The average daily maximum UV index in April in Altamonte Springs is 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the ordinary person.Note: In April, a daily maximum UV index of 6 leads to the following instructions:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures?
What is the average humidity in April?
How many days does it rain in April?
What is the average length of the day in April?
When are sunrise and sunset in April?
How long on average sun shines in April?
What is the UV index reading in April?
Average temperature in April
Altamonte Springs, FL
- Average high temperature in April: 82°F
The warmest month (with the highest average high temperature) is August (91°F).
The month with the lowest average high temperature is January (68.2°F).
- Average low temperature in April: 63.9°F
The month with the highest average low temperature is August (76.6°F).
The coldest month (with the lowest average low temperature) is January (51.1°F).
Average pressure in April
Altamonte Springs, 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
Altamonte Springs, FL
- Average wind speed in April: 6.5mph
The windiest months (with the highest average wind speed) are March and April (6.5mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).
Average humidity in April
Altamonte Springs, FL
- Average humidity in April: 72%
The month with the highest relative humidity is September (77%).
The month with the lowest relative humidity is March (70%).
Average rainfall in April
Altamonte Springs, FL
- Average rainfall in April: 1.38"
The wettest month (with the highest rainfall) is August (3.82").
The driest months (with the least rainfall) are January and March (0.79").
Average rainfall days in April
Altamonte Springs, FL
- Average rainfall days in April: 12.4 days
The month with the highest number of rainy days is August (23.4 days).
The month with the least rainy days is January (8.9 days).
Average daylight in April /
Average sunshine in April
Altamonte Springs, 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 July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 6min).
Average sunshine days in April
Altamonte Springs, FL
- Average sunshine days in April: 14.3 days
The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is August (4.6 days).
Average UV index in April
Altamonte Springs, 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
Altamonte Springs, FL
- Average cloud cover in April: 30
The month with the most cloud cover is February (Cloud cover 37).
The month with the least cloud cover is May (Cloud cover 28).
Average visibility in April
Altamonte Springs, 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).
Altamonte Springs, Florida, USA
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