June weather forecast
Isleton, CA

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Weather in June

The first month of the summer, June, is a tropical month in Isleton, California, with an average temperature fluctuating between 55.8°F (13.2°C) and 86.5°F (30.3°C).

Temperature

The onset of June brings a rise in the average high-temperature, elevating from a moderately hot 76.6°F (24.8°C) in May to a tropical 86.5°F (30.3°C). A striking departure from daytime highs to an average low-temperature of 55.8°F (13.2°C) is witnessed during June.

Heat index

The heat index value for June is calculated to be a hot 89.6°F (32°C). If one continues to be active during exposure, it might cause tiredness and subsequent heat cramps.
It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'feels like' or 'felt air temperature', offers an insight into how hot it feels when we factor in moisture content. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.

Humidity

The average relative humidity in June is 51%.

Rainfall

In Isleton, California, during June, the rain falls for 1.5 days and regularly aggregates up to 0.08" (2mm) of precipitation. Throughout the year, there are 68.7 rainfall days, and 11.18" (284mm) of precipitation is accumulated.

Daylight

With an average of 14h and 48min of daylight, June has the longest days of the year in Isleton, California.
On the first day of June, sunrise is at 5:44 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:33 pm PDT.

Sunshine

In Isleton, California, the average sunshine in June is 11.8h.

UV index

The months with the highest UV index in Isleton are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index, 6 in June, converts into the following recommendations:
Guard against overexposure. Protection from sun-induced harm is essential. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Experience reduced UV exposure by about half when donning a wide-brim hat.
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Frequently asked questions

Is it hot in Isleton during June?

The high-temperature, in June, in Isleton, is 86.5°F (30.3°C), while the low-temperature averages to 55.8°F (13.2°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in June is calculated to be 89.6°F (32°C).

What is the average humidity in June in Isleton?

In Isleton, California, the average relative humidity in June is 51%.

How many days does it rain in June in Isleton?

In Isleton, in June, it is raining for 1.5 days, with typically 0.08" (2mm) of accumulated precipitation.

When are the longest days in Isleton?

June has the longest days of the year, with an average of 14h and 48min of daylight.

How many hours of daylight does Isleton have in June?

In Isleton, the average day length in June is 14h and 47min.

When is the sunrise / sunset in June in Isleton?

On the first day of June in Isleton, California, sunrise is at 5:44 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:33 pm PDT.

How long on average sun shines in June in Isleton?

The average sunshine duration in June in Isleton is 11.8h.

When is the highest UV index in Isleton?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Isleton, California.

What is the UV index reading in June in Isleton?

In June, the average daily maximum UV index in Isleton, California, is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability 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 June
Isleton, CA

Average temperature in June - Isleton, CA
  • Average high temperature in June: 86.5°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 June: 55.8°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 June
Isleton, CA

Average pressure in June - Isleton, CA
  • Average pressure in June: 29.91"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 June
Isleton, CA

Average wind speed in June - Isleton, CA
  • Average wind speed in June: 7.6mph

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 June
Isleton, CA

Average humidity in June - Isleton, CA
  • Average humidity in June: 51%

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 June
Isleton, CA

Average rainfall in June - Isleton, CA
  • Average rainfall in June: 0.08"

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 June
Isleton, CA

Average rainfall days in June - Isleton, CA
  • Average rainfall days in June: 1.5 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 June /
Average sunshine in June
Isleton, CA

Average daylight in June / Average sunshine in June - Isleton, CA
  • Average daylight in June: 14h and 5min

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 June: 11h and 5min

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 June
Isleton, CA

Average sunshine days in June - Isleton, CA
  • Average sunshine days in June: 28.1 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 June
Isleton, CA

Average UV index in June - Isleton, CA
  • Average UV index in June: 6

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 June
Isleton, CA

Average cloud cover in June - Isleton, CA
  • Average cloud cover in June: 10

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 June
Isleton, CA

Average visibility in June - Isleton, CA
  • Average visibility in June: 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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