April weather forecast
Alta, CA

Share

Weather in April

April in Alta, California, is a cool spring month, with an average temperature ranging between max 55.2°F (12.9°C) and min 35.4°F (1.9°C).

Temperature

The arrival of April brings a soft temperature shift, with the average high-temperature nudging from a chilly 47.8°F (8.8°C) in March to a fresh 55.2°F (12.9°C). During April, the nighttime temperature in Alta, California, averages to an icy 35.4°F (1.9°C).

Humidity

In April, the average relative humidity in Alta is 73%.

Rainfall

In Alta, in April, during 11 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. In Alta, during the entire year, the rain falls for 72.9 days and collects up to 36.06" (916mm) of precipitation.

Snowfall

January through June, September through December are months with snowfall in Alta. In Alta, in April, snow falls for 6.3 days, with typically accumulated 11.61" (295mm) of snow. Throughout the year, there are 53.3 snowfall days, and 151.57" (3850mm) of snow is accumulated.

Daylight

In Alta, the average length of the day in April is 13h and 16min.
On the first day of April in Alta, sunrise is at 6:46 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 7:55 pm PDT.

Sunshine

The average sunshine in April is 9.6h.

UV index

In April, the average daily maximum UV index in Alta is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 3 in April transforms into the following instructions:
Adopt protective measures - Suggestions to resist sunburn are offered. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
[Resources]

Frequently asked questions

What are April temperatures in Alta?

In Alta, in April, the average high-temperature is 55.2°F (12.9°C), and the average low-temperature is 35.4°F (1.9°C).

What is the average humidity in April in Alta?

The average relative humidity in April in Alta, California, is 73%.

How many days does it rain in April in Alta?

In Alta, in April, it is raining for 11 days, with typically 2.8" (71mm) of accumulated precipitation.

How much does it snow in Alta in April?

In Alta, California, in April, during 6.3 snowfall days, 11.61" (295mm) of snow is typically accumulated.

What is the average length of the day in April in Alta?

In April, the average day length in Alta is 13h and 16min.

When are sunrise and sunset in April in Alta?

On the first day of April in Alta, California, sunrise is at 6:46 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 7:55 pm PDT.

How long on average sun shines in April in Alta?

In Alta, the average sunshine duration in April is 9.6h.

What is the UV index reading in April in Alta?

The average daily maximum UV index in April in Alta is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Alta, CA

Average temperature in April - Alta, CA
  • Average high temperature in April: 55.2°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is December (43.7°F).

  • Average low temperature in April: 35.4°F

The month with the highest average low temperature is July (52.9°F).
The coldest month (with the lowest average low temperature) is December (29.1°F).

[Resources]

Average pressure in April
Alta, CA

Average pressure in April - Alta, CA
  • Average pressure in April: 30.01"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

[Resources]

Average wind speed in April
Alta, CA

Average wind speed in April - Alta, CA
  • Average wind speed in April: 5.8mph

The windiest month (with the highest average wind speed) is February (6.3mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

[Resources]

Average humidity in April
Alta, CA

Average humidity in April - Alta, CA
  • Average humidity in April: 73%

The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is July (39%).

[Resources]

Average rainfall in April
Alta, CA

Average rainfall in April - Alta, CA
  • Average rainfall in April: 2.8"

The wettest month (with the highest rainfall) is March (7.09").
The driest month (with the least rainfall) is July (0.08").

[Resources]

Average rainfall days in April
Alta, CA

Average rainfall days in April - Alta, CA
  • Average rainfall days in April: 11 days

The month with the highest number of rainy days is April (11 days).
The month with the least rainy days is July (1.8 days).

[Resources]

Average snowfall in April
Alta, CA

Average snowfall in April - Alta, CA
  • Average snowfall in April: 11.61"

The month with the highest snowfall is March (37.6").
The months with the least snowfall are July and August (0").

[Resources]

Average snowfall days in April
Alta, CA

Average snowfall days in April - Alta, CA
  • Average snowfall days in April: 6.3 days

The month with the highest number of snowfall days is March (11.7 days).
The months with the least snowfall days are July and August (0 days).

[Resources]

Average daylight in April /
Average sunshine in April
Alta, CA

Average daylight in April / Average sunshine in April - Alta, CA
  • Average daylight in April: 13h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in April: 9h and 4min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).

[Resources]

Average sunshine days in April
Alta, CA

Average sunshine days in April - Alta, CA
  • Average sunshine days in April: 14 days

The month with the most sunshine days is July (28 days).
The month with the least sunshine days is March (12.6 days).

[Resources]

Average UV index in April
Alta, CA

Average UV index in April - Alta, CA
  • Average UV index in April: 3

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

[Resources]

Average cloud cover in April
Alta, CA

Average cloud cover in April - Alta, CA
  • Average cloud cover in April: 34

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 5).

[Resources]

Average visibility in April
Alta, CA

Average visibility in April - Alta, CA
  • Average visibility in April: 5mi

The months with the highest visibility are May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March and April (5mi).

[Resources]

Alta, California, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location