April weather forecast
Sierra Madre, CA

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Weather in April

April is an agreeable spring month in Sierra Madre, California, with an average temperature fluctuating between 50.5°F (10.3°C) and 72°F (22.2°C).

Temperature

As Sierra Madre welcomes April, the average high-temperature records at an agreeable 72°F (22.2°C), marking an insignificant deviation from the prior month. Throughout April, Sierra Madre's nights cool down to an average of 50.5°F (10.3°C).

Humidity

The average relative humidity in April in Sierra Madre is 54%.

Rainfall

In Sierra Madre, in April, it is raining for 5.3 days, with typically 0.59" (15mm) of accumulated precipitation. Throughout the year, there are 48.7 rainfall days, and 7.48" (190mm) of precipitation is accumulated.

Daylight

In Sierra Madre, the average length of the day in April is 13h and 4min.
On the first day of the month, sunrise is at 6:38 am and sunset at 7:13 pm. On the last day of April, in Sierra Madre, sunrise is at 6:02 am and sunset at 7:35 pm PDT.

Sunshine

In April, the average sunshine is 11.4h.

UV index

In Sierra Madre, the average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.
Note: In April, a daily maximum UV index of 5 leads to the following instructions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
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Frequently asked questions

What are the temperatures in Sierra Madre in April?

The high-temperature during April is 72°F (22.2°C) and the low-temperature is 50.5°F (10.3°C).

What is the average humidity in April in Sierra Madre?

In Sierra Madre, California, the average relative humidity in April is 54%.

How many days does it rain in April in Sierra Madre?

In Sierra Madre, in April, it is raining for 5.3 days, with typically 0.59" (15mm) of accumulated precipitation.

What is the average length of the day in April in Sierra Madre?

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

What time are sunrise and sunset in April in Sierra Madre?

On the first day of April in Sierra Madre, California, sunrise is at 6:38 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 7:35 pm PDT.

How many hours of sunshine does Sierra Madre have in April?

The average sunshine duration in April in Sierra Madre, California, is 11.4h.

What is the UV index reading in April in Sierra Madre?

The average daily maximum UV index in April is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's 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
Sierra Madre, CA

Average temperature in April - Sierra Madre, CA
  • Average high temperature in April: 72°F

The warmest month (with the highest average high temperature) is August (88.2°F).
The month with the lowest average high temperature is December (62.1°F).

  • Average low temperature in April: 50.5°F

The month with the highest average low temperature is August (64.8°F).
The coldest month (with the lowest average low temperature) is December (46.2°F).

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Average pressure in April
Sierra Madre, CA

Average pressure in April - Sierra Madre, CA
  • Average pressure in April: 29.96"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in April
Sierra Madre, CA

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

The windiest month (with the highest average wind speed) is April (5.8mph).
The calmest month (with the lowest average wind speed) is September (4.4mph).

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Average humidity in April
Sierra Madre, CA

Average humidity in April - Sierra Madre, CA
  • Average humidity in April: 54%

The months with the highest relative humidity are March, May and June (56%).
The month with the lowest relative humidity is November (46%).

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Average rainfall in April
Sierra Madre, CA

Average rainfall in April - Sierra Madre, CA
  • Average rainfall in April: 0.59"

The wettest month (with the highest rainfall) is December (1.54").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in April
Sierra Madre, CA

Average rainfall days in April - Sierra Madre, CA
  • Average rainfall days in April: 5.3 days

The month with the highest number of rainy days is March (6.5 days).
The month with the least rainy days is June (1.3 days).

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Average daylight in April /
Average sunshine in April
Sierra Madre, CA

Average daylight in April / Average sunshine in April - Sierra Madre, 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 2min

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 54min).

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Average sunshine days in April
Sierra Madre, CA

Average sunshine days in April - Sierra Madre, CA
  • Average sunshine days in April: 24.2 days

The month with the most sunshine days is June (27.7 days).
The month with the least sunshine days is February (22 days).

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Average UV index in April
Sierra Madre, CA

Average UV index in April - Sierra Madre, CA
  • Average UV index in April: 5

The months with the highest UV index are June, July, August and September (UV index 6).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in April
Sierra Madre, CA

Average cloud cover in April - Sierra Madre, 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).

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Average visibility in April
Sierra Madre, CA

Average visibility in April - Sierra Madre, 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).

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Sierra Madre, California, USA

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