April weather forecast
Thousand Oaks, CA

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The scenic city of Thousand Oaks and views of the Ventura 101 freeway, California
The scenic city of Thousand Oaks and views of the Ventura 101 freeway, California

Weather in April

April, like March, in Thousand Oaks, California, is another enjoyable spring month, with an average temperature fluctuating between 52.9°F (11.6°C) and 65.5°F (18.6°C).

Temperature

The shift into April records an average high-temperature of a still enjoyable 65.5°F (18.6°C), subtly varied from March's 63.1°F (17.3°C). In April, Thousand Oaks experiences an average nighttime temperature of 52.9°F (11.6°C).

Humidity

In Thousand Oaks, the average relative humidity in April is 64%.

Rainfall

In Thousand Oaks, California, in April, during 5.7 rainfall days, 0.59" (15mm) of precipitation is typically accumulated. In Thousand Oaks, during the entire year, the rain falls for 51.2 days and collects up to 9.41" (239mm) of precipitation.

Daylight

The average length of the day in April is 13h and 4min.
On the first day of the month, sunrise is at 6:41 am and sunset at 7:16 pm. On the last day of April, in Thousand Oaks, California, sunrise is at 6:05 am and sunset at 7:39 pm PDT.

Sunshine

In Thousand Oaks, the average sunshine in April is 11.2h.

UV index

January through April, November and December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 4 in April interprets into the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.

Frequently asked questions

What is the average April temperature in Thousand Oaks?

The average high-temperature and low-temperature in Thousand Oaks, California, during April are 65.5°F (18.6°C) and 52.9°F (11.6°C) respectively.

What is the average humidity in April in Thousand Oaks?

In Thousand Oaks, California, the average relative humidity in April is 64%.

How much does it rain in Thousand Oaks in April?

In April, in Thousand Oaks, California, the rain falls for 5.7 days. Throughout April, 0.59" (15mm) of precipitation is accumulated.

How many hours of daylight does Thousand Oaks have in April?

In Thousand Oaks, the average day length in April is 13h and 4min.

When is the sunrise / sunset in April in Thousand Oaks?

On the first day of April in Thousand Oaks, California, sunrise is at 6:41 am and sunset at 7:16 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 7:39 pm PDT.

How long on average sun shines in April in Thousand Oaks?

In April, the average sunshine duration in Thousand Oaks is 11.2h.

When is the lowest UV index in Thousand Oaks?

The months with the lowest UV index in Thousand Oaks, California, are January through April, November and December, with an average maximum UV index of 4.

What is the UV index reading in April in Thousand Oaks?

In April, the average daily maximum UV index in Thousand Oaks, California, is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Thousand Oaks, CA

Average temperature in April - Thousand Oaks, CA
  • Average high temperature in April: 65.5°F

The warmest month (with the highest average high temperature) is August (78.4°F).
The month with the lowest average high temperature is December (60.4°F).

  • Average low temperature in April: 52.9°F

The month with the highest average low temperature is August (63.7°F).
The coldest month (with the lowest average low temperature) is February (49.1°F).

Average pressure in April
Thousand Oaks, CA

Average pressure in April - Thousand Oaks, CA
  • Average pressure in April: 29.98"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are June and September (29.9"Hg).

Average wind speed in April
Thousand Oaks, CA

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

The windiest months (with the highest average wind speed) are April and December (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

Average humidity in April
Thousand Oaks, CA

Average humidity in April - Thousand Oaks, CA
  • Average humidity in April: 64%

The month with the highest relative humidity is June (69%).
The month with the lowest relative humidity is November (53%).

Average rainfall in April
Thousand Oaks, CA

Average rainfall in April - Thousand Oaks, CA
  • Average rainfall in April: 0.59"

The wettest months (with the highest rainfall) are January and February (1.93").
The driest month (with the least rainfall) is June (0.08").

Average rainfall days in April
Thousand Oaks, CA

Average rainfall days in April - Thousand Oaks, CA
  • Average rainfall days in April: 5.7 days

The month with the highest number of rainy days is March (7.3 days).
The month with the least rainy days is August (1.5 days).

Average daylight in April /
Average sunshine in April
Thousand Oaks, CA

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

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in April: 11h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 48min).

Average sunshine days in April
Thousand Oaks, CA

Average sunshine days in April - Thousand Oaks, CA
  • Average sunshine days in April: 23.3 days

The month with the most sunshine days is August (26.2 days).
The month with the least sunshine days is February (21 days).

Average UV index in April
Thousand Oaks, CA

Average UV index in April - Thousand Oaks, CA
  • Average UV index in April: 4

The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, March, April, November and December (UV index 4).

Average cloud cover in April
Thousand Oaks, CA

Average cloud cover in April - Thousand Oaks, CA
  • Average cloud cover in April: 17

The months with the most cloud cover are March and December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).

Average visibility in April
Thousand Oaks, CA

Average visibility in April - Thousand Oaks, 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).

Thousand Oaks, California, USA

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