Big Sur
California, USA
Long-term weather forecast
Long-term weather forecast

April weather forecast and climate
Big Sur, CA

April in Big Sur, California, is a pleasant spring month, with average temperature ranging between max 68.4°F (20.2°C) and min 43.5°F (6.4°C).

Temperature

In Big Sur, the average high-temperature in April is almost the same as in March - a pleasant 68.4°F (20.2°C). The average low-temperature, in April, is 43.5°F (6.4°C).

Rainfall

In April, in Big Sur, the rain falls for 6.5 days. Throughout April, 3.1" (79mm) of precipitation is accumulated. In Big Sur, during the entire year, the rain falls for 66.4 days and collects up to 43.7" (1109.5mm) of precipitation.

Ocean temperature

March through May, with an average ocean temperature of 53.6°F (12°C), are months with the coldest seawater.
Note: Swimming in 53.6°F (12°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

In Big Sur, the average length of the day is 13.2h.

Sunshine

The average sunshine in April is 10h.

UV index

The average daily maximum UV index in April is 7. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to the UV radiation for the average person.
Note: The daily maximum UV index of 7 in April interpret into the following advice:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in April in Big Sur?

In Big Sur, California, in April, the average high-temperature is 68.4°F (20.2°C), and the average low-temperature is 43.5°F (6.4°C).

How much does it rain in Big Sur in April?

In Big Sur, in April, it is raining for 6.5 days, with typically 3.1" (79mm) of accumulated precipitation.

What months are the ocean coldest in Big Sur?

March through May, with an average ocean temperature of 53.6°F (12°C), are months with the coldest seawater.

What is the water temperature in April in Big Sur?

In Big Sur, in April, the average water temperature is 53.6°F (12°C). Swimming in 53.6°F (12°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

What is the average length of the day in April in Big Sur?

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

How many hours of sunshine does Big Sur have in April?

In April, the average sunshine in Big Sur, California, is 10h.

How high is the UV index in April in Big Sur?

In April, the average daily maximum UV index in Big Sur is 7. A UV Index of 6 to 7 symbolizes a high health threat from unsafe exposure to the Sun's UV rays.
Average temperature in April - Big Sur, CA
  • Average high temperature in April: 68.3°F

The warmest month (with the highest average high temperature) is August (77.3°F).
The month with the lowest average high temperature is January (59.7°F).

  • Average low temperature in April: 43.5°F

The month with the highest average low temperature is July (50.4°F).
The coldest month (with the lowest average low temperature) is December (41.9°F).

Average rainfall in April - Big Sur, CA
  • Average rainfall in April: 3.1"

The wettest month (with the highest rainfall) is January (9.1").
The driest month (with the lowest rainfall) is July (0").

Average rainfall days in April - Big Sur, CA
  • Average rainfall days in April: 6.5 days

The month with the highest number of rainy days is February (11.2 days).
The month with the lowest number of rainy days is July (0.3 days).

Average sea temperature in April - Big Sur, CA
  • Average sea temperature in April: 54°F

Best months for swimming (with the highest average sea temperature) are August, September and October (59°F).
Coldest months (with the lowest average sea temperature) are March, April and May (54°F).

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

The month with the longest days is June (Average daylight: 14.6h).
The month with shortest days is December (Average daylight: 9.7h).

  • Average sunshine in April: 10h

Months with most sunshine are May and June (Average sunshine: 11h).
The month with least sunshine is December (Average sunshine: 5h).

Average UV index in April - Big Sur, CA
  • Average UV index in April: 7

Months with the highest UV index are June and July (UV index 10).
The month with the lowest UV index is December (UV index 2).