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 manifests an average high-temperature of an agreeable 68°F (20°C), demonstrating a minor variation from the preceding month. Throughout the month of April, Vista reports a steady low-temperature average of 51.4°F (10.8°C).Humidity
The average relative humidity in April is 67%.Rainfall
In Vista, in April, it is raining for 6.3 days, with typically 0.75" (19mm) of accumulated precipitation. In Vista, during the entire year, the rain falls for 62.9 days and collects up to 9.17" (233mm) of precipitation.Daylight
In April, the average length of the day in Vista is 13h and 2min.On the first day of April in Vista, sunrise is at 6:35 am and sunset at 7:09 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 7:31 pm PDT.
Sunshine
In April, the average sunshine is 10.9h.UV index
In April, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: The UV index of 5 during April leads to these advisories:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Experience reduced UV exposure by about half when donning a wide-brim hat.
Frequently asked questions
What is the usual temperature for Vista in April?
What is the average humidity in April in Vista?
How many days does it rain in April in Vista?
How many hours of daylight does Vista have in April?
When is the sunrise / sunset in April in Vista?
How many hours of sunshine does Vista have in April?
What is the UV index reading in April in Vista?
Average temperature in April
Vista, CA
- Average high temperature in April: 68°F
The warmest month (with the highest average high temperature) is August (81.1°F).
The month with the lowest average high temperature is December (62.6°F).
- Average low temperature in April: 51.4°F
The month with the highest average low temperature is August (63.9°F).
The coldest month (with the lowest average low temperature) is February (48.4°F).
Average pressure in April
Vista, CA
- Average pressure in April: 29.96"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in April
Vista, CA
- Average wind speed in April: 5.8mph
The windiest month (with the highest average wind speed) is April (5.8mph).
The calmest month (with the lowest average wind speed) is October (4.5mph).
Average humidity in April
Vista, CA
- Average humidity in April: 67%
The month with the highest relative humidity is May (70%).
The month with the lowest relative humidity is November (57%).
Average rainfall in April
Vista, CA
- Average rainfall in April: 0.75"
The wettest month (with the highest rainfall) is December (1.85").
The driest month (with the least rainfall) is June (0.08").
Average rainfall days in April
Vista, CA
- Average rainfall days in April: 6.3 days
The month with the highest number of rainy days is March (8.3 days).
The month with the least rainy days is June (1.6 days).
Average daylight in April /
Average sunshine in April
Vista, CA
- Average daylight in April: 13h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in April: 10h and 5min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in April
Vista, CA
- Average sunshine days in April: 22.6 days
The month with the most sunshine days is October (24.6 days).
The month with the least sunshine days is February (19.7 days).
Average UV index in April
Vista, CA
- Average UV index in April: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 4).
Average cloud cover in April
Vista, CA
- Average cloud cover in April: 21
The months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 7).
Average visibility in April
Vista, CA
- 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).
Vista, California, USA
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