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 snowfall 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
August's transition into April brings a slight rise in the average high-temperature, moving from an enjoyable 64.9°F (18.3°C) in March to a pleasant 71.2°F (21.8°C). August registers a marked temperature plunge to a frosty 47.1°F (8.4°C) during the cool April nights.Humidity
In April, the average relative humidity is 64%.Rainfall
In August, during April, the rain falls for 7.9 days and regularly aggregates up to 0.91" (23mm) of precipitation. In August, during the entire year, the rain falls for 64.2 days and collects up to 11.34" (288mm) of precipitation.Snowfall
In August, snow does not fall in January through November.Daylight
The average length of the day in April is 13h and 13min.On the first day of the month, sunrise is at 6:48 am and sunset at 7:28 pm. On the last day of April, sunrise is at 6:08 am and sunset at 7:55 pm PDT.
Sunshine
The average sunshine in April is 10.3h.UV index
The average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: The UV index of 5 during April leads to these advisories:
Guard yourself - An obligation to protect skin and eyes from harm exists. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
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?
When it does not snow?
What is the average length of the day in April?
When are sunrise and sunset in April?
How many hours of sunshine does August have in April?
What is the UV index intensity in April?
Average temperature in April
August, CA
- Average high temperature in April: 71.2°F
The warmest month (with the highest average high temperature) is July (94.3°F).
The month with the lowest average high temperature is December (55.2°F).
- Average low temperature in April: 47.1°F
The month with the highest average low temperature is August (59.5°F).
The coldest month (with the lowest average low temperature) is December (41.2°F).
Average pressure in April
August, CA
- Average pressure in April: 30.02"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in April
August, CA
- Average wind speed in April: 6.3mph
The windiest month (with the highest average wind speed) is June (7.1mph).
The calmest month (with the lowest average wind speed) is November (4.7mph).
Average humidity in April
August, CA
- Average humidity in April: 64%
The month with the highest relative humidity is January (73%).
The month with the lowest relative humidity is July (44%).
Average rainfall in April
August, CA
- Average rainfall in April: 0.91"
The wettest month (with the highest rainfall) is February (2.13").
The driest month (with the least rainfall) is August (0").
Average rainfall days in April
August, CA
- Average rainfall days in April: 7.9 days
The month with the highest number of rainy days is March (12 days).
The month with the least rainy days is August (0.7 days).
Average snowfall days in April
August, CA
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in April /
Average sunshine in April
August, CA
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in April: 10h and 2min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).
Average sunshine days in April
August, CA
- Average sunshine days in April: 21.3 days
The month with the most sunshine days is August (30.2 days).
The month with the least sunshine days is March (17.8 days).
Average UV index in April
August, CA
- Average UV index in April: 5
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in April
August, CA
- Average cloud cover in April: 27
The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in April
August, 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).
August, California, USA
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