April weather forecast and climate
South Whittier, CA

Weather in April

April, like March, is another pleasant spring month in South Whittier, California, with average temperature fluctuating between 54.1°F (12.3°C) and 72.3°F (22.4°C).

Temperature

In South Whittier, the average high-temperature is practically the same as in March - a still agreeable 72.3°F (22.4°C). In April, in South Whittier, the average low-temperature is 54.1°F (12.3°C).

Humidity

The average relative humidity in South Whittier, California, is 57%.

Rainfall

In South Whittier, California, in April, it is raining for 3.5 days, with typically 0.2" (5mm) of accumulated precipitation. In South Whittier, California, during the entire year, the rain falls for 27.3 days and collects up to 1.97" (50mm) of precipitation.

Daylight

In April, the average length of the day in South Whittier is 13.1h.

Sunshine

In April, the average sunshine in South 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 vulnerability from the exposure to the Sun's UV radiation for the average person.
Note: The average daily UV index of 5 transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in April in South Whittier?

In April, in South Whittier, California, the average high-temperature is 72.3°F (22.4°C), and the average low-temperature is 54.1°F (12.3°C).

What is the average humidity in April in South Whittier?

In South Whittier, California, the average relative humidity in April is 57%.

How many days does it rain in April in South Whittier?

In South Whittier, in April, during 3.5 rainfall days, 0.2" (5mm) of precipitation is typically accumulated.

How many hours of daylight does South Whittier have in April?

In South Whittier, California, the average length of the day in April is 13.1h.

How long on average sun shines in April in South Whittier?

The average sunshine in April in South Whittier, California, is 10.9h.

What is the UV index intensity in April in South Whittier?

The average daily maximum UV index in April in South Whittier, California, is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to the Sun's UV rays.

Average temperature in April
South Whittier, CA

Average temperature in April - South Whittier, CA
  • Average high temperature in April: 72.3°F

The warmest month (with the highest average high temperature) is August (85.6°F).
The month with the lowest average high temperature is December (64.8°F).

  • Average low temperature in April: 54.1°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).

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Average pressure in April
South Whittier, CA

Average pressure in April - South Whittier, CA
  • Average pressure in April: 29.97"

The month with the highest atmospheric pressure is January (30.1").
The month with the lowest atmospheric pressure is June (29.88").

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Average wind speed in April
South Whittier, CA

Average wind speed in April - South 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).

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Average humidity in April
South Whittier, CA

Average humidity in April - South Whittier, CA
  • Average humidity in April: 57%

The month with the highest relative humidity is June (63%).
The month with the lowest relative humidity is November (48%).

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Average rainfall in April
South Whittier, CA

Average rainfall in April - South Whittier, CA
  • Average rainfall in April: 0.2"

The wettest month (with the highest rainfall) is December (0.47").
The driest month (with the least rainfall) is June (0").

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Average rainfall days in April
South Whittier, CA

Average rainfall days in April - South Whittier, CA
  • Average rainfall days in April: 3.5 days

The month with the highest number of rainy days is March (4.6 days).
The month with the least rainy days is June (0.5 days).

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Average daylight in April /
Average sunshine in April
South Whittier, CA

Average daylight in April / Average sunshine in April - South Whittier, CA
  • Average daylight in April: 13.1h

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in April: 10.9h

Months with the most sunshine are July and August (Average sunshine: 12h).
Months with the least sunshine are January, February and December (Average sunshine: 6.8).

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Average sunshine days in April
South Whittier, CA

Average sunshine days in April - South Whittier, CA
  • Average sunshine days in April: 26.7 days

The month with the most sunshine days is June (29.3 days).
The month with the least sunshine days is February (23.8 days).

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Average UV index in April
South Whittier, CA

Average UV index in April - South Whittier, CA
  • Average UV index in April: 5

The month with the highest UV index is August (UV index 7).
Months with the lowest UV index are February, November and December (UV index 4).

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Average cloud cover in April
South Whittier, CA

Average cloud cover in April - South Whittier, CA
  • Average cloud cover in April: 19

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).

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Average visibility in April
South Whittier, CA

Average visibility in April - South Whittier, CA
  • Average visibility in April: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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