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
Harker, Florida, in April experiences a slight uptick in the average high-temperature, adjusting from March's warm 79°F (26.1°C) to a still moderately hot 84.7°F (29.3°C). The average temperature during April nights is registered at a refreshing 66.7°F (19.3°C).Heat index
The heat index value during April is calculated to be a tropical 93.2°F (34°C). More safety actions are required, heat exhaustion and heat cramps are probable. Long-term activity may precipitate heatstroke.Metrics for the heat index primarily focus on shaded spots and light wind conditions. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', embodies the combination of air temperature and moisture content to illustrate perceived heat. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
Humidity
The average relative humidity in April is 71%.Rainfall
In Harker, in April, it is raining for 14.1 days, with typically 1.3" (33mm) of accumulated precipitation. In Harker, during the entire year, the rain falls for 192.1 days and collects up to 30.24" (768mm) of precipitation.Daylight
The average length of the day in April is 12h and 48min.On the first day of April, sunrise is at 7:15 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 7:57 pm EDT.
Sunshine
In April, the average sunshine is 9.3h.UV index
In Harker, the average daily maximum UV index in April is 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for average individuals.Note: In April, a regular UV index of 6 translates into these guidelines:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in April?
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 is the sunrise / sunset in April?
How long on average sun shines in April?
What is the UV index intensity in April?
Average temperature in April
Harker, FL
- Average high temperature in April: 84.7°F
The warmest month (with the highest average high temperature) is August (90.7°F).
The month with the lowest average high temperature is January (72.7°F).
- Average low temperature in April: 66.7°F
The month with the highest average low temperature is August (76.8°F).
The coldest month (with the lowest average low temperature) is January (55.6°F).
Average pressure in April
Harker, FL
- Average pressure in April: 30.02"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is September (29.95"Hg).
Average wind speed in April
Harker, FL
- Average wind speed in April: 6.5mph
The windiest month (with the highest average wind speed) is March (6.6mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).
Average humidity in April
Harker, FL
- Average humidity in April: 71%
The month with the highest relative humidity is September (79%).
The month with the lowest relative humidity is March (70%).
Average rainfall in April
Harker, FL
- Average rainfall in April: 1.3"
The wettest month (with the highest rainfall) is August (5.75").
The driest month (with the least rainfall) is January (0.75").
Average rainfall days in April
Harker, FL
- Average rainfall days in April: 14.1 days
The month with the highest number of rainy days is July (24.7 days).
The month with the least rainy days is January (8.8 days).
Average daylight in April /
Average sunshine in April
Harker, FL
- Average daylight in April: 12h and 5min
The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).
- Average sunshine in April: 9h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are November and December (Average sunshine: 6h and 24min).
Average sunshine days in April
Harker, FL
- Average sunshine days in April: 12.8 days
The month with the most sunshine days is January (19.4 days).
The month with the least sunshine days is July (5.1 days).
Average UV index in April
Harker, 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 months with the lowest UV index are January, February, November and December (UV index 5).
Average cloud cover in April
Harker, FL
- Average cloud cover in April: 28
The months with the most cloud cover are January, September and December (Cloud cover 33).
The months with the least cloud cover are March, April and May (Cloud cover 28).
Average visibility in April
Harker, 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).
Harker, Florida, USA
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