April weather forecast and climate
Livermore, CA

A path in the scenic hilly and forest landscape of the famous Lake Del Valle Regional Park in Livermore, California
A path in the scenic hilly and forest landscape of the famous Lake Del Valle Regional Park in Livermore, California

Weather in April

April, like March, in Livermore, California, is another enjoyable spring month, with average temperature varying between 45.1°F (7.3°C) and 67.6°F (19.8°C).

Temperature

In April, the average high-temperature slightly increases, from an enjoyable 62.2°F (16.8°C) in March, to a still comfortable 67.6°F (19.8°C). In April, the average low-temperature is 45.1°F (7.3°C).

Humidity

In Livermore, the average relative humidity in April is 68%.

Rainfall

In April, the rain falls for 7.2 days. Throughout April, 0.75" (19mm) of precipitation is accumulated. In Livermore, during the entire year, the rain falls for 70.6 days and collects up to 11.3" (287mm) of precipitation.

Daylight

In Livermore, the average length of the day is 13.2h.

Sunshine

The average sunshine in Livermore, California, is 10.4h.

UV index

The average daily maximum UV index in Livermore, California, is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from the exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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.
[Resources]

FAQ

What is the temperature in April in Livermore?

In April, in Livermore, California, the average high-temperature is 67.6°F (19.8°C), and the average low-temperature is 45.1°F (7.3°C).

What is the average humidity in April in Livermore?

The average relative humidity in April in Livermore, California, is 68%.

How many days does it rain in April in Livermore?

In Livermore, in April, it is raining for 7.2 days, with typically 0.75" (19mm) of accumulated precipitation.

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

In April, the average length of the day is 13.2h.

How many hours of sunshine does Livermore have in April?

The average sunshine in April in Livermore, California, is 10.4h.

How high is the UV index in April in Livermore?

The average daily maximum UV index in April in Livermore is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from the exposure to the Sun's UV radiation.

Average temperature in April
Livermore, CA

Average temperature in April - Livermore, CA
  • Average high temperature in April: 67.6°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is December (54.9°F).

  • Average low temperature in April: 45.1°F

The month with the highest average low temperature is August (56.7°F).
The coldest month (with the lowest average low temperature) is January (41.4°F).

[Resources]

Average pressure in April
Livermore, CA

Average pressure in April - Livermore, CA
  • Average pressure in April: 30.03"

The month with the highest atmospheric pressure is January (30.14").
Months with the lowest atmospheric pressure are June, August and September (29.92").

[Resources]

Average wind speed in April
Livermore, CA

Average wind speed in April - Livermore, CA
  • Average wind speed in April: 6mph

The windiest months (with the highest average wind speed) are May and June (6.5mph).
The calmest month (with the lowest average wind speed) is November (4.2mph).

[Resources]

Average humidity in April
Livermore, CA

Average humidity in April - Livermore, CA
  • Average humidity in April: 68%

The month with the highest relative humidity is March (74%).
Months with the lowest relative humidity are July and September (55%).

[Resources]

Average rainfall in April
Livermore, CA

Average rainfall in April - Livermore, CA
  • Average rainfall in April: 0.75"

The wettest month (with the highest rainfall) is February (2.09").
The driest month (with the least rainfall) is August (0.04").

[Resources]

Average rainfall days in April
Livermore, CA

Average rainfall days in April - Livermore, CA
  • Average rainfall days in April: 7.2 days

The month with the highest number of rainy days is March (12.7 days).
The month with the least rainy days is August (1.3 days).

[Resources]

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

Average daylight in April / Average sunshine in April - Livermore, CA
  • Average daylight in April: 13.2h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in April: 10.4h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6h).

[Resources]

Average sunshine days in April
Livermore, CA

Average sunshine days in April - Livermore, CA
  • Average sunshine days in April: 22.2 days

The month with the most sunshine days is August (28.8 days).
The month with the least sunshine days is March (17.6 days).

[Resources]

Average UV index in April
Livermore, CA

Average UV index in April - Livermore, CA
  • Average UV index in April: 5

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 3).

[Resources]

Average cloud cover in April
Livermore, CA

Average cloud cover in April - Livermore, CA
  • Average cloud cover in April: 26

The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 5).

[Resources]

Average visibility in April
Livermore, CA

Average visibility in April - Livermore, 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).

[Resources]