April weather forecast and climate
Apple Valley, CA

April in Apple Valley, California, is an agreeable spring month, with average temperature fluctuating between 48.4°F (9.1°C) and 69.8°F (21°C).

Temperature

In Apple Valley, the average high-temperature slightly increases, from a comfortable 63.3°F (17.4°C) in March, to an agreeable 69.8°F (21°C). In April, in Apple Valley, the average low-temperature is 48.4°F (9.1°C).

Humidity

In April, the average relative humidity is 39%.

Rainfall

In April, the rain falls for 4.8 days. Throughout April, 0.51" (13mm) of precipitation is accumulated. In Apple Valley, during the entire year, the rain falls for 46.2 days and collects up to 4.65" (118mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. April is the last month it regularly snows. During 0.2 snowfall days, in April, Apple Valley aggregates 0.04" (1mm) of snow. Throughout the year, there are 2.7 snowfall days, and 3.27" (83mm) of snow is accumulated.

Daylight

In Apple Valley, the average length of the day is 13.1h.

Sunshine

In April, the average sunshine is 11.5h.

UV index

The average daily maximum UV index in Apple Valley is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from the exposure to the Sun's UV radiation for the average person.
Note: In April, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in April in Apple Valley?

In April, in Apple Valley, the average high-temperature is 69.8°F (21°C), and the average low-temperature is 48.4°F (9.1°C).

What is the average humidity in April in Apple Valley?

In April, the average relative humidity in Apple Valley is 39%.

How many days does it rain in April in Apple Valley?

In April, in Apple Valley, California, the rain falls for 4.8 days. Throughout April, 0.51" (13mm) of precipitation is accumulated.

What is the last month it snows in Apple Valley?

April is the last month it regularly snows in Apple Valley. During 0.2 snowfall days, in April, Apple Valley aggregates 0.04" (1mm) of snow.

What is the average length of the day in April in Apple Valley?

In April, the average length of the day in Apple Valley is 13.1h.

How many hours of sunshine does Apple Valley have in April?

In Apple Valley, the average sunshine in April is 11.5h.

What is the UV index reading in April in Apple Valley?

In Apple Valley, the average daily maximum UV index in April is 5. A UV Index of 3 to 5 symbolizes a medium health risk from the exposure to the Sun's UV rays.
Average temperature in April - Apple Valley, CA
  • Average high temperature in April: 21°C

The warmest month (with the highest average high temperature) is July (33.8°C).
The month with the lowest average high temperature is December (11.8°C).

  • Average low temperature in April: 9.1°C

The month with the highest average low temperature is August (20.8°C).
The coldest month (with the lowest average low temperature) is December (3.5°C).

Average pressure in April - Apple Valley, CA
  • Average pressure in April: 1013.3mbar

The month with the highest atmospheric pressure is January (1019.7mbar).
The month with the lowest atmospheric pressure is June (1009.8mbar).

Average wind speed in April - Apple Valley, CA
  • Average wind speed in April: 16.5km/h

The windiest month (with the highest average wind speed) is May (16.8km/h).
The calmest month (with the lowest average wind speed) is January (10km/h).

Average humidity in April - Apple Valley, CA
  • Average humidity in April: 39%

The month with the highest relative humidity is December (51%).
The month with the lowest relative humidity is August (26%).

Average rainfall in April - Apple Valley, CA
  • Average rainfall in April: 13mm

The wettest month (with the highest rainfall) is December (22mm).
The driest month (with the least rainfall) is June (1mm).

Average rainfall days in April - Apple Valley, CA
  • Average rainfall days in April: 4.8 days

The month with the highest number of rainy days is March (5.7 days).
The month with the least rainy days is June (0.8 days).

Average snowfall in April - Apple Valley, CA
  • Average snowfall in April: 1mm

The month with the highest snowfall is November (40mm).
Months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in April - Apple Valley, CA
  • Average snowfall days in April: 0.2 days

The month with the highest number of snowfall days is February (1.3 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in April / Average sunshine in April - Apple Valley, 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: 11.5h

Months with the most sunshine are June and July (Average sunshine: 12.1h).
Months with the least sunshine are January and December (Average sunshine: 7.1).

Average sunshine days in April - Apple Valley, CA
  • Average sunshine days in April: 24.7 days

The month with the most sunshine days is June (29 days).
The month with the least sunshine days is February (22.2 days).

Average UV index in April - Apple Valley, CA
  • Average UV index in April: 5

Months with the highest UV index are June, July and August (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in April - Apple Valley, CA
  • Average cloud cover in April: 14

The month with the most cloud cover is December (Cloud cover 20).
The month with the least cloud cover is June (Cloud cover 5).

Average visibility in April - Apple Valley, CA
  • Average visibility in April: 10km

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).