April weather forecastWhittier, CA
April
Weather in April
April, the same as March, in Whittier, California, is another pleasant spring month, with an average temperature varying between 72.7°F (22.6°C) and 53.8°F (12.1°C).Temperature
Whittier's April average high-temperature settles at a still pleasant 72.7°F (22.6°C), showing a near match with the preceding month. During April, Whittier sees a mean low-temperature of 53.8°F (12.1°C).Humidity
In April, the average relative humidity in Whittier is 56%.Rainfall
In Whittier, California, in April, during 4.1 rainfall days, 0.39" (10mm) of precipitation is typically accumulated. Throughout the year, there are 38.2 rainfall days, and 5.28" (134mm) of precipitation is accumulated.Daylight
In Whittier, California, the average length of the day in April is 13h and 4min.On the first day of April in Whittier, sunrise is at 6:38 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 7:35 pm PDT.
Sunshine
The average sunshine in April in Whittier is 10.9h.UV index
The average daily maximum UV index in April is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In April, a regular UV index of 5 translates into these guidelines:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Whittier, CA
- Average high temperature in April: 72.7°F
The warmest month (with the highest average high temperature) is August (86.5°F).
The month with the lowest average high temperature is December (64.9°F).
- Average low temperature in April: 53.8°F
The month with the highest average low temperature is August (65.8°F).
The coldest month (with the lowest average low temperature) is February (49.8°F).
Average pressure in April
Whittier, CA
- Average pressure in April: 29.97"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in April
Whittier, CA
- Average wind speed in April: 6mph
The windiest month (with the highest average wind speed) is April (6mph).
The calmest months (with the lowest average wind speed) are September and October (4.7mph).
Average humidity in April
Whittier, CA
- Average humidity in April: 56%
The month with the highest relative humidity is June (62%).
The month with the lowest relative humidity is November (47%).
Average rainfall in April
Whittier, CA
- Average rainfall in April: 0.39"
The wettest month (with the highest rainfall) is December (1.14").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in April
Whittier, CA
- Average rainfall days in April: 4.1 days
The month with the highest number of rainy days is March (5.1 days).
The month with the least rainy days is June (1 days).
Average daylight in April /
Average sunshine in April
Whittier, 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: 10h and 54min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is February (Average sunshine: 6h and 42min).
Average sunshine days in April
Whittier, CA
- Average sunshine days in April: 25.6 days
The month with the most sunshine days is June (27.9 days).
The month with the least sunshine days is February (22.6 days).
Average UV index in April
Whittier, CA
- Average UV index in April: 5
The month with the highest UV index is August (UV index 7).
The months with the lowest UV index are February, November and December (UV index 4).
Average cloud cover in April
Whittier, CA
- Average cloud cover in April: 19
The months with the most cloud cover are March and December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 6).
Average visibility in April
Whittier, 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).





