April weather forecastChannel Islands Beach, CA
April
Weather in April
April, like March, in Channel Islands Beach, California, is another refreshing spring month, with an average temperature ranging between min 52.5°F (11.4°C) and max 63.1°F (17.3°C).Temperature
April commences with an average high-temperature of a still refreshing 63.1°F (17.3°C), showing little deviation from March's 60.8°F (16°C). Channel Islands Beach's nighttime temperature in April drops to an average of 52.5°F (11.4°C).Humidity
In Channel Islands Beach, the average relative humidity in April is 66%.Rainfall
In Channel Islands Beach, during April, the rain falls for 5 days and regularly aggregates up to 0.47" (12mm) of precipitation. In Channel Islands Beach, during the entire year, the rain falls for 46.5 days and collects up to 8.31" (211mm) of precipitation.Ocean temperature
With an average ocean temperature of 56.7°F (13.7°C), April is the month with the coldest seawater.Note: Beware when you're in 56.7°F (13.7°C) waters; 55.4°F (13°C) is chilling and anything below 50°F (10°C) could cause breathing hindrance and a sudden cold shock, given your physical condition.
Daylight
The average length of the day in April is 13h and 4min.On the first day of the month, sunrise is at 6:42 am and sunset at 7:18 pm. On the last day of April, sunrise is at 6:07 am and sunset at 7:40 pm PDT.
Sunshine
The average sunshine in April is 11.1h.UV index
January through April, November and December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: In April, the UV index of 4 transforms into the following advice:
Ensure safety - Sun damage prevention is strongly urged. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Channel Islands Beach, CA
- Average high temperature in April: 63.1°F
The warmest months (with the highest average high temperature) are August and September (73.4°F).
The month with the lowest average high temperature is February (59°F).
- Average low temperature in April: 52.5°F
The month with the highest average low temperature is September (63°F).
The coldest months (with the lowest average low temperature) are February and December (50.5°F).
Average pressure in April
Channel Islands Beach, CA
- Average pressure in April: 29.99"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is September (29.9"Hg).
Average wind speed in April
Channel Islands Beach, CA
- Average wind speed in April: 7.3mph
The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in April
Channel Islands Beach, CA
- Average humidity in April: 66%
The month with the highest relative humidity is June (72%).
The month with the lowest relative humidity is November (57%).
Average rainfall in April
Channel Islands Beach, CA
- Average rainfall in April: 0.47"
The wettest month (with the highest rainfall) is January (1.85").
The driest month (with the least rainfall) is June (0.08").
Average rainfall days in April
Channel Islands Beach, CA
- Average rainfall days in April: 5 days
The month with the highest number of rainy days is March (7.3 days).
The month with the least rainy days is August (1.3 days).
Average sea temperature in April
Channel Islands Beach, CA
- Average sea temperature in April: 56.7°F
The best month for swimming (with the highest average sea temperature) is August (64.1°F).
The coldest month (with the lowest average sea temperature) is April (56.7°F).
Average daylight in April /
Average sunshine in April
Channel Islands Beach, CA
- Average daylight in April: 13h and 6min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in April: 11h and 6min
The months with the most sunshine are June, July and August (Average sunshine: 12h and 0min).
The months with the least sunshine are January and February (Average sunshine: 6h and 48min).
Average sunshine days in April
Channel Islands Beach, CA
- Average sunshine days in April: 24.1 days
The month with the most sunshine days is October (27.2 days).
The month with the least sunshine days is February (21.7 days).
Average UV index in April
Channel Islands Beach, CA
- Average UV index in April: 4
The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January, February, March, April, November and December (UV index 4).
Average cloud cover in April
Channel Islands Beach, CA
- Average cloud cover in April: 16
The month with the most cloud cover is March (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in April
Channel Islands Beach, 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).





