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
In Keystone, stepping into April brings a gentle temperature nudge, moving slightly up from March's agreeable 72.1°F (22.3°C) to a moderately hot 78.4°F (25.8°C). Keystone usually reports an average low-temperature of 67.3°F (19.6°C) during the month of April.Humidity
In April, the average relative humidity is 73%.Rainfall
In Keystone, in April, during 7.9 rainfall days, 0.51" (13mm) of precipitation is typically accumulated. Throughout the year, there are 120.5 rainfall days, and 9.45" (240mm) of precipitation is accumulated.Daylight
The average length of the day in April in Keystone is 12h and 52min.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.
Sunshine
The average sunshine in April in Keystone is 9.6h.UV index
In April, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 6 during April translates into these guidelines:
Take precautions against overexposure. Protection against sun damage is needed. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Enhance your sun protection with tightly woven, yet airy clothing.
Frequently asked questions
What is the temperature in April in Keystone?
What is the average humidity in April in Keystone?
How many days does it rain in April in Keystone?
How many hours of daylight does Keystone have in April?
What time are sunrise and sunset in April in Keystone?
How many hours of sunshine does Keystone have in April?
What is the UV index intensity in April in Keystone?
Average temperature in April
Keystone, FL
- Average high temperature in April: 78.4°F
The warmest month (with the highest average high temperature) is August (88.3°F).
The month with the lowest average high temperature is January (66°F).
- Average low temperature in April: 67.3°F
The month with the highest average low temperature is August (80.2°F).
The coldest month (with the lowest average low temperature) is January (54.5°F).
Average pressure in April
Keystone, FL
- Average pressure in April: 30.02"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.96"Hg).
Average wind speed in April
Keystone, FL
- Average wind speed in April: 8.9mph
The windiest months (with the highest average wind speed) are January, March and April (8.9mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in April
Keystone, FL
- Average humidity in April: 73%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is May (72%).
Average rainfall in April
Keystone, FL
- Average rainfall in April: 0.51"
The wettest month (with the highest rainfall) is July (1.77").
The driest month (with the least rainfall) is March (0.2").
Average rainfall days in April
Keystone, FL
- Average rainfall days in April: 7.9 days
The month with the highest number of rainy days is August (17.9 days).
The month with the least rainy days is November (5.5 days).
Average daylight in April /
Average sunshine in April
Keystone, 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 4min
The month with the most sunshine is May (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).
Average sunshine days in April
Keystone, FL
- Average sunshine days in April: 21 days
The month with the most sunshine days is January (23.4 days).
The month with the least sunshine days is July (6.7 days).
Average UV index in April
Keystone, 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
Keystone, FL
- Average cloud cover in April: 23
The months with the most cloud cover are January and December (Cloud cover 30).
The month with the least cloud cover is May (Cloud cover 20).
Average visibility in April
Keystone, 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).
Keystone, Florida, USA
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