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
April's arrival brings an average high-temperature of a still warm 77.5°F (25.3°C), demonstrating subtle variation from the preceding month. The April nights in Rock Harbor show a slight decrease to a mean low-temperature of 75°F (23.9°C).Humidity
In Rock Harbor, the average relative humidity in April is 75%.Rainfall
In Rock Harbor, in April, during 13.3 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. In Rock Harbor, during the entire year, the rain falls for 190.1 days and collects up to 27.05" (687mm) of precipitation.Daylight
In Rock Harbor, the average length of the day in April is 12h and 46min.On the first day of April, sunrise is at 7:12 am and sunset at 7:38 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 7:51 pm EDT.
Sunshine
The average sunshine in April is 9.9h.UV index
The months with the highest UV index in Rock Harbor are April through October, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum daily UV index of 7 during April morphs into the following directions:
Fend off overexposure. Sun protection is vital. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Opt for tightly woven and loose clothing to enhance protection from the Sun.
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 much does it rain in April?
What is the average length of the day in April?
When is the sunrise / sunset in April in Rock Harbor?
How long on average sun shines in April?
What are the months with the highest UV index?
How high is the UV index in April?
Average temperature in April
Rock Harbor, FL
- Average high temperature in April: 77.5°F
The warmest month (with the highest average high temperature) is August (85.5°F).
The month with the lowest average high temperature is January (72.7°F).
- Average low temperature in April: 75°F
The month with the highest average low temperature is August (82.9°F).
The coldest month (with the lowest average low temperature) is January (66.9°F).
Average pressure in April
Rock Harbor, FL
- Average pressure in April: 30.01"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are September and October (29.94"Hg).
Average wind speed in April
Rock Harbor, FL
- Average wind speed in April: 12.4mph
The windiest month (with the highest average wind speed) is January (12.9mph).
The calmest month (with the lowest average wind speed) is July (8.9mph).
Average humidity in April
Rock Harbor, FL
- Average humidity in April: 75%
The months with the highest relative humidity are February, June and December (76%).
The month with the lowest relative humidity is March (73%).
Average rainfall in April
Rock Harbor, FL
- Average rainfall in April: 1.26"
The wettest month (with the highest rainfall) is August (4.33").
The driest month (with the least rainfall) is March (0.59").
Average rainfall days in April
Rock Harbor, FL
- Average rainfall days in April: 13.3 days
The month with the highest number of rainy days is September (22.9 days).
The month with the least rainy days is February (9.7 days).
Average daylight in April /
Average sunshine in April
Rock Harbor, FL
- Average daylight in April: 12h and 5min
The month with the longest days is June (Average daylight: 13h and 42min).
The month with the shortest days is December (Average daylight: 10h and 36min).
- Average sunshine in April: 9h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).
Average sunshine days in April
Rock Harbor, FL
- Average sunshine days in April: 14.1 days
The month with the most sunshine days is January (17.3 days).
The month with the least sunshine days is September (5.2 days).
Average UV index in April
Rock Harbor, FL
- Average UV index in April: 7
The months with the highest UV index are April, May, June, July, August, September and October (UV index 7).
The month with the lowest UV index is January (UV index 5).
Average cloud cover in April
Rock Harbor, FL
- Average cloud cover in April: 26
The month with the most cloud cover is October (Cloud cover 35).
The month with the least cloud cover is April (Cloud cover 26).
Average visibility in April
Rock Harbor, 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).
Rock Harbor, Florida, USA
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