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
The onset of April brings an average high-temperature of a still warm 79.5°F (26.4°C), nearly matching the March temperature. In Rio, April's low temperatures hover around a pleasant 70.5°F (21.4°C), reflecting a minor decrease from the daytime highs.Humidity
In Rio, the average relative humidity in April is 73%.Rainfall
In April, the rain falls for 11.2 days. Throughout April, 0.71" (18mm) of precipitation is accumulated. Throughout the year, there are 168.1 rainfall days, and 14.09" (358mm) of precipitation is accumulated.Daylight
In April, the average length of the day is 12h and 50min.On the first day of April, sunrise is at 7:10 am and sunset at 7:38 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 7:53 pm EDT.
Sunshine
In Rio, the average sunshine in April is 9.9h.UV index
The average daily maximum UV index in April is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: In April, the maximum UV index of 6 transforms into these recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature?
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 in Rio?
When are sunrise and sunset in April in Rio?
How long on average sun shines in April?
What is the UV index reading in April?
Average temperature in April
Rio, FL
- Average high temperature in April: 79.5°F
The warmest month (with the highest average high temperature) is August (87.1°F).
The month with the lowest average high temperature is January (71.4°F).
- Average low temperature in April: 70.5°F
The month with the highest average low temperature is August (79.3°F).
The coldest month (with the lowest average low temperature) is January (61.2°F).
Average pressure in April
Rio, FL
- Average pressure in April: 30.03"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is September (29.96"Hg).
Average wind speed in April
Rio, FL
- Average wind speed in April: 9.9mph
The windiest months (with the highest average wind speed) are January, March and November (10.3mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).
Average humidity in April
Rio, FL
- Average humidity in April: 73%
The months with the highest relative humidity are June and August (78%).
The month with the lowest relative humidity is March (70%).
Average rainfall in April
Rio, FL
- Average rainfall in April: 0.71"
The wettest month (with the highest rainfall) is August (2.56").
The driest month (with the least rainfall) is January (0.39").
Average rainfall days in April
Rio, FL
- Average rainfall days in April: 11.2 days
The month with the highest number of rainy days is August (23.1 days).
The month with the least rainy days is February (7.7 days).
Average daylight in April /
Average sunshine in April
Rio, 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 5min
The months with the most sunshine are July and August (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 6h and 6min).
Average sunshine days in April
Rio, FL
- Average sunshine days in April: 15.7 days
The month with the most sunshine days is January (19.5 days).
The month with the least sunshine days is August (3.4 days).
Average UV index in April
Rio, 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 and December (UV index 5).
Average cloud cover in April
Rio, FL
- Average cloud cover in April: 27
The months with the most cloud cover are January, November and December (Cloud cover 34).
The months with the least cloud cover are May and July (Cloud cover 26).
Average visibility in April
Rio, 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).
Rio, Florida, USA
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