April weather forecast
Isleton, CA

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Weather in April

April in Isleton, California, is a pleasant spring month, with temperature in the range of an average low of 46.8°F (8.2°C) and an average high of 69.6°F (20.9°C).

Temperature

The embrace of April brings a minor uplift in the average high-temperature, shifting from an enjoyable 63.7°F (17.6°C) in March to a pleasant 69.6°F (20.9°C). April in Isleton is characterized by a distinct thermal shift, with nighttime lows averaging at a chilly 46.8°F (8.2°C).

Humidity

In April, the average relative humidity in Isleton is 67%.

Rainfall

In Isleton, in April, it is raining for 7.7 days, with typically 0.79" (20mm) of accumulated precipitation. Throughout the year, there are 68.7 rainfall days, and 11.18" (284mm) of precipitation is accumulated.

Daylight

In Isleton, the average length of the day in April is 13h and 13min.
On the first day of the month, sunrise is at 6:50 am and sunset at 7:30 pm. On the last day of April, in Isleton, sunrise is at 6:09 am and sunset at 7:57 pm PDT.

Sunshine

In Isleton, the average sunshine in April is 10.3h.

UV index

The average daily maximum UV index in April in Isleton is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In April, the UV index of 5 transforms into the following advice:
Put precautions into practice - Ensuring skin and eye safety is a necessity. To guard against the harmful effects of the Sun, minimize exposure during midday. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
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Frequently asked questions

What is the usual temperature for Isleton in April?

Isleton in April has an average high-temperature of 69.6°F (20.9°C) and an average low-temperature of 46.8°F (8.2°C).

What is the average humidity in April in Isleton?

The average relative humidity in April is 67%.

How much does it rain in Isleton in April?

In Isleton, in April, it is raining for 7.7 days, with typically 0.79" (20mm) of accumulated precipitation.

What is the average length of the day in April in Isleton?

The average day length in April in Isleton is 13h and 13min.

When are sunrise and sunset in April in Isleton?

On the first day of April in Isleton, sunrise is at 6:50 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 7:57 pm PDT.

How long on average sun shines in April in Isleton?

In Isleton, the average sunshine duration in April is 10.3h.

What is the UV index reading in April in Isleton?

The average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from 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
Isleton, CA

Average temperature in April - Isleton, CA
  • Average high temperature in April: 69.6°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is December (55°F).

  • Average low temperature in April: 46.8°F

The month with the highest average low temperature is September (58.1°F).
The coldest month (with the lowest average low temperature) is January (41.5°F).

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Average pressure in April
Isleton, CA

Average pressure in April - Isleton, CA
  • Average pressure in April: 30.03"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in April
Isleton, CA

Average wind speed in April - Isleton, CA
  • Average wind speed in April: 6.6mph

The windiest month (with the highest average wind speed) is June (7.6mph).
The calmest month (with the lowest average wind speed) is November (4.7mph).

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Average humidity in April
Isleton, CA

Average humidity in April - Isleton, CA
  • Average humidity in April: 67%

The months with the highest relative humidity are January and March (74%).
The month with the lowest relative humidity is September (49%).

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Average rainfall in April
Isleton, CA

Average rainfall in April - Isleton, CA
  • Average rainfall in April: 0.79"

The wettest month (with the highest rainfall) is February (2.17").
The driest month (with the least rainfall) is August (0").

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Average rainfall days in April
Isleton, CA

Average rainfall days in April - Isleton, CA
  • Average rainfall days in April: 7.7 days

The month with the highest number of rainy days is March (13 days).
The month with the least rainy days is August (0.7 days).

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

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in April: 10h and 2min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

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Average sunshine days in April
Isleton, CA

Average sunshine days in April - Isleton, CA
  • Average sunshine days in April: 20.8 days

The month with the most sunshine days is August (29.9 days).
The month with the least sunshine days is March (17.3 days).

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Average UV index in April
Isleton, CA

Average UV index in April - Isleton, CA
  • Average UV index in April: 5

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in April
Isleton, CA

Average cloud cover in April - Isleton, CA
  • Average cloud cover in April: 26

The months with the most cloud cover are March and December (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in April
Isleton, CA

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

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