April weather forecast
Spreckels, CA

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Weather in April

April, like March, in Spreckels, California, is another refreshing spring month, with temperature in the range of an average low of 45.9°F (7.7°C) and an average high of 63.7°F (17.6°C).

Temperature

Spreckels observes an average high-temperature of a still comfortable 63.7°F (17.6°C) in April, barely different from 61°F (16.1°C) in March. Throughout April, Spreckels's nights cool down to an average of 45.9°F (7.7°C).

Humidity

In Spreckels, the average relative humidity in April is 74%.

Rainfall

In Spreckels, in April, during 6.9 rainfall days, 0.55" (14mm) of precipitation is typically accumulated. Throughout the year, there are 57.8 rainfall days, and 6.57" (167mm) of precipitation is accumulated.

Daylight

The average length of the day in April is 13h and 10min.
On the first day of the month, sunrise is at 6:51 am and sunset at 7:29 pm. On the last day of April, sunrise is at 6:12 am and sunset at 7:54 pm PDT.

Sunshine

In Spreckels, the average sunshine in April is 10.4h.

UV index

The average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In April, a daily UV index of 4 turns into the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.

Frequently asked questions

What is the temperature in April in Spreckels?

The average high-temperature and low-temperature in Spreckels during April are 63.7°F (17.6°C) and 45.9°F (7.7°C) respectively.

What is the average humidity in April in Spreckels?

In Spreckels, California, the average relative humidity in April is 74%.

How much does it rain in Spreckels in April?

In Spreckels, during April, the rain falls for 6.9 days and regularly aggregates up to 0.55" (14mm) of precipitation.

How many hours of daylight does Spreckels have in April?

In Spreckels, the average day length in April is 13h and 10min.

When are sunrise and sunset in April in Spreckels?

On the first day of April, sunrise is at 6:51 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 7:54 pm PDT.

How many hours of sunshine does Spreckels have in April?

In Spreckels, California, the average sunshine duration in April is 10.4h.

What is the UV index intensity in April in Spreckels?

The average daily maximum UV index in April in Spreckels, California, is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Spreckels, CA

Average temperature in April - Spreckels, CA
  • Average high temperature in April: 63.7°F

The warmest months (with the highest average high temperature) are August and September (76.1°F).
The month with the lowest average high temperature is December (57.6°F).

  • Average low temperature in April: 45.9°F

The months with the highest average low temperature are August and September (54.7°F).
The coldest month (with the lowest average low temperature) is December (44.1°F).

Average pressure in April
Spreckels, CA

Average pressure in April - Spreckels, CA
  • Average pressure in April: 30.04"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.92"Hg).

Average wind speed in April
Spreckels, CA

Average wind speed in April - Spreckels, CA
  • Average wind speed in April: 6.5mph

The windiest month (with the highest average wind speed) is May (6.6mph).
The calmest months (with the lowest average wind speed) are August and September (5mph).

Average humidity in April
Spreckels, CA

Average humidity in April - Spreckels, CA
  • Average humidity in April: 74%

The month with the highest relative humidity is March (76%).
The month with the lowest relative humidity is October (66%).

Average rainfall in April
Spreckels, CA

Average rainfall in April - Spreckels, CA
  • Average rainfall in April: 0.55"

The wettest month (with the highest rainfall) is December (1.38").
The driest months (with the least rainfall) are June and August (0.04").

Average rainfall days in April
Spreckels, CA

Average rainfall days in April - Spreckels, CA
  • Average rainfall days in April: 6.9 days

The month with the highest number of rainy days is March (10.5 days).
The month with the least rainy days is August (0.8 days).

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

Average daylight in April / Average sunshine in April - Spreckels, CA
  • Average daylight in April: 13h and 1min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in April: 10h and 2min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

Average sunshine days in April
Spreckels, CA

Average sunshine days in April - Spreckels, CA
  • Average sunshine days in April: 22 days

The month with the most sunshine days is August (28.6 days).
The month with the least sunshine days is March (19.2 days).

Average UV index in April
Spreckels, CA

Average UV index in April - Spreckels, CA
  • Average UV index in April: 4

The months with the highest UV index are June, July, August and September (UV index 5).
The months with the lowest UV index are February, November and December (UV index 3).

Average cloud cover in April
Spreckels, CA

Average cloud cover in April - Spreckels, CA
  • Average cloud cover in April: 27

The month with the most cloud cover is March (Cloud cover 33).
The month with the least cloud cover is July (Cloud cover 8).

Average visibility in April
Spreckels, CA

Average visibility in April - Spreckels, CA
  • Average visibility in April: 6mi

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

Spreckels, California, USA

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