April weather forecast
Knowles, CA

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Weather in April

April is a refreshing spring month in Knowles, California, with temperature in the range of an average low of 38.7°F (3.7°C) and an average high of 60.4°F (15.8°C).

Temperature

With the onset of April, Knowles observes a minor temperature ascent, with the average high-temperature adjusting from March's cool 54.1°F (12.3°C) to a moderate 60.4°F (15.8°C). In Knowles, a significant divergence from daytime highs is recorded, with average lows of 38.7°F (3.7°C) during April nights.

Humidity

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

Rainfall

In Knowles, in April, during 10.3 rainfall days, 2.09" (53mm) of precipitation is typically accumulated. In Knowles, California, during the entire year, the rain falls for 73.5 days and collects up to 19.69" (500mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. April is the last month it regularly snows. During 0.5 snowfall days, in April, Knowles aggregates 0.47" (12mm) of snow. Throughout the year, in Knowles, there are 9.4 snowfall days, and 14.57" (370mm) of snow is accumulated.

Daylight

In Knowles, the average length of the day in April is 13h and 11min.
On the first day of April, sunrise is at 6:43 am and sunset at 7:22 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 7:48 pm PDT.

Sunshine

In April, the average sunshine in Knowles is 10.6h.

UV index

In Knowles, the average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: An average UV index of 4 in April transforms into this advice:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
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Frequently asked questions

What is the temperature in April in Knowles?

The high-temperature in Knowles, California, during April is 60.4°F (15.8°C) and the low-temperature is 38.7°F (3.7°C).

What is the average humidity in April in Knowles?

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

How much does it rain in Knowles in April?

In April, in Knowles, the rain falls for 10.3 days. Throughout April, 2.09" (53mm) of precipitation is accumulated.

What is the last month it snows in Knowles?

April is the last month it regularly snows in Knowles, California. During 0.5 snowfall days, in April, Knowles aggregates 0.47" (12mm) of snow.

How many hours of daylight does Knowles have in April?

In Knowles, the average day length in April is 13h and 11min.

What time are sunrise and sunset in April in Knowles?

In April, on the first day of the month, sunrise is at 6:43 am and sunset at 7:22 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 7:48 pm PDT.

How many hours of sunshine does Knowles have in April?

In April, the average sunshine duration in Knowles is 10.6h.

What is the UV index reading in April in Knowles?

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

Average temperature in April
Knowles, CA

Average temperature in April - Knowles, CA
  • Average high temperature in April: 60.4°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is December (48.9°F).

  • Average low temperature in April: 38.7°F

The month with the highest average low temperature is July (58.8°F).
The coldest months (with the lowest average low temperature) are February and December (32.9°F).

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Average pressure in April
Knowles, CA

Average pressure in April - Knowles, CA
  • Average pressure in April: 30"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in April
Knowles, CA

Average wind speed in April - Knowles, CA
  • Average wind speed in April: 5mph

The windiest month (with the highest average wind speed) is March (5.2mph).
The calmest months (with the lowest average wind speed) are November and December (4.3mph).

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Average humidity in April
Knowles, CA

Average humidity in April - Knowles, CA
  • Average humidity in April: 64%

The month with the highest relative humidity is March (69%).
The months with the lowest relative humidity are July and August (32%).

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Average rainfall in April
Knowles, CA

Average rainfall in April - Knowles, CA
  • Average rainfall in April: 2.09"

The wettest month (with the highest rainfall) is February (3.54").
The driest month (with the least rainfall) is August (0.12").

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Average rainfall days in April
Knowles, CA

Average rainfall days in April - Knowles, CA
  • Average rainfall days in April: 10.3 days

The month with the highest number of rainy days is March (11.3 days).
The month with the least rainy days is August (2.1 days).

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Average snowfall in April
Knowles, CA

Average snowfall in April - Knowles, CA
  • Average snowfall in April: 0.47"

The month with the highest snowfall is February (5.55").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in April
Knowles, CA

Average snowfall days in April - Knowles, CA
  • Average snowfall days in April: 0.5 days

The month with the highest number of snowfall days is February (3.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

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

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

  • Average sunshine in April: 10h and 4min

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

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Average sunshine days in April
Knowles, CA

Average sunshine days in April - Knowles, CA
  • Average sunshine days in April: 18.9 days

The months with the most sunshine days are August and October (26.5 days).
The month with the least sunshine days is March (18.3 days).

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Average UV index in April
Knowles, CA

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

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are February, November and December (UV index 2).

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Average cloud cover in April
Knowles, CA

Average cloud cover in April - Knowles, CA
  • Average cloud cover in April: 24

The month with the most cloud cover is March (Cloud cover 31).
The months with the least cloud cover are July and August (Cloud cover 5).

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Average visibility in April
Knowles, CA

Average visibility in April - Knowles, 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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Knowles, California, USA

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