April weather forecastGlen Saint Mary, FL
April
Weather in April
April, the same as March, is a moderately hot spring month in Glen Saint Mary, Florida, with an average temperature varying between 60.1°F (15.6°C) and 81.1°F (27.3°C).Temperature
As April arrives, a slight rise in the average high-temperature is observed, moving from a warm 73.9°F (23.3°C) in March to a still moderately hot 81.1°F (27.3°C). Throughout the month of April, Glen Saint Mary witnesses an average low-temperature of 60.1°F (15.6°C).Heat index
The heat index value during April is calculated to be 84.2°F (29°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.When assessing, remember that heat index measurements are for light winds and shaded spots. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', melds the effects of warmth and moisture to generate a feeling of heat. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. 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 are highly critical for babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
Humidity
In April, the average relative humidity is 71%.Rainfall
In April, the rain falls for 13.3 days. Throughout April, 2.56" (65mm) of precipitation is accumulated. In Glen Saint Mary, during the entire year, the rain falls for 200.2 days and collects up to 37.64" (956mm) of precipitation.Snowfall
In Glen Saint Mary, snow does not fall in March through November.Daylight
The average length of the day in April is 12h and 56min.On the first day of the month, sunrise is at 7:16 am and sunset at 7:47 pm. On the last day of April, sunrise is at 6:45 am and sunset at 8:06 pm EDT.
Sunshine
In April, the average sunshine in Glen Saint Mary is 9.1h.UV index
In Glen Saint Mary, 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: The maximum daily UV index of 6 in April interprets into the following recommendations:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Glen Saint Mary, FL
- Average high temperature in April: 81.1°F
The warmest month (with the highest average high temperature) is August (91.8°F).
The month with the lowest average high temperature is January (63°F).
- Average low temperature in April: 60.1°F
The month with the highest average low temperature is August (74.8°F).
The coldest month (with the lowest average low temperature) is January (44.6°F).
Average pressure in April
Glen Saint Mary, FL
- Average pressure in April: 30.03"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.98"Hg).
Average wind speed in April
Glen Saint Mary, FL
- Average wind speed in April: 6mph
The windiest month (with the highest average wind speed) is April (6mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in April
Glen Saint Mary, FL
- Average humidity in April: 71%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is March (70%).
Average rainfall in April
Glen Saint Mary, FL
- Average rainfall in April: 2.56"
The wettest month (with the highest rainfall) is August (5.87").
The driest month (with the least rainfall) is November (1.42").
Average rainfall days in April
Glen Saint Mary, FL
- Average rainfall days in April: 13.3 days
The months with the highest number of rainy days are July and August (27.5 days).
The month with the least rainy days is November (9.9 days).
Average snowfall days in April
Glen Saint Mary, FL
- Average snowfall days in April: 0 days
The months with the highest number of snowfall days are January, February and December (0.1 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
Glen Saint Mary, FL
- Average daylight in April: 12h and 54min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in April: 9h and 6min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in April
Glen Saint Mary, FL
- Average sunshine days in April: 14.8 days
The month with the most sunshine days is January (19.2 days).
The month with the least sunshine days is August (1.6 days).
Average UV index in April
Glen Saint Mary, FL
- Average UV index in April: 6
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 4).
Average cloud cover in April
Glen Saint Mary, FL
- Average cloud cover in April: 33
The month with the most cloud cover is December (Cloud cover 42).
The months with the least cloud cover are May, July and October (Cloud cover 32).
Average visibility in April
Glen Saint Mary, FL
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is December (5mi).





