June weather forecast
Norco, CA

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Weather in June

The first month of the summer, June, is also a moderately hot month in Norco, California, with an average temperature fluctuating between 82°F (27.8°C) and 58.6°F (14.8°C).

Temperature

June's arrival sees a mild rise in the average high-temperature, transitioning from May's warm 75.4°F (24.1°C) to a still moderately hot 82°F (27.8°C). Throughout June nights, Norco reports a steady thermal contrast from the day, with an average low-temperature of 58.6°F (14.8°C).

Heat index

June's average heat index is appraised at 84.2°F (29°C). One might feel worn out with persistent exposure and activity, resulting in heat cramps.
Be advised, the heat index considers values for conditions in shade and with a light breeze. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'feels like' or 'real feel', shows a temperature sensation when both heat and moisture conditions are combined. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.

Humidity

In June, the average relative humidity is 57%.

Rainfall

June is the month with the least rainfall in Norco. Rain falls for 1.3 days and accumulates 0.04" (1mm) of precipitation.

Daylight

With an average of 14h and 24min of daylight, June has the longest days of the year.
On the first day of the month, sunrise is at 5:39 am and sunset at 7:56 pm. On the last day of June, sunrise is at 5:42 am and sunset at 8:05 pm PDT.

Sunshine

The average sunshine in June is 12h.

UV index

The average daily maximum UV index in June in Norco is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: A daily high UV index of 6 in June leads to these guidelines:
Deter overexposure. Protecting against the sun's effects is essential. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
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Frequently asked questions

What are June temperatures in Norco?

During June, Norco experiences an average high-temperature of 82°F (27.8°C) and a low-temperature of 58.6°F (14.8°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in June is appraised at 84.2°F (29°C).

What is the average humidity in June in Norco?

The average relative humidity in June is 57%.

What is the driest month in Norco?

June is the month with the least rainfall. Rain falls for 1.3 days and accumulates 0.04" (1mm) of precipitation.

How many days does it rain in June in Norco?

In Norco, during June, the rain falls for 1.3 days and regularly aggregates up to 0.04" (1mm) of precipitation.

When are the longest days in Norco?

The month with the longest days is June, with an average of 14h and 24min of daylight.

How many hours of daylight does Norco have in June?

The average day length in June is 14h and 23min.

What time are sunrise and sunset in June in Norco?

In June, on the first day of the month, sunrise is at 5:39 am and sunset at 7:56 pm. On the last day of the month, in Norco, sunrise is at 5:42 am and sunset at 8:05 pm PDT.

How many hours of sunshine does Norco have in June?

The average sunshine duration in June is 12h.

What is the UV index reading in June in Norco?

In June, the average daily maximum UV index in Norco is 6. A UV Index value 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
Norco, CA

Average temperature in June - Norco, CA
  • Average high temperature in June: 82°F

The warmest month (with the highest average high temperature) is August (89.4°F).
The month with the lowest average high temperature is December (63.5°F).

  • Average low temperature in June: 58.6°F

The month with the highest average low temperature is August (65.8°F).
The coldest month (with the lowest average low temperature) is December (46.9°F).

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Average pressure in June
Norco, CA

Average pressure in June - Norco, CA
  • Average pressure in June: 29.87"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in June
Norco, CA

Average wind speed in June - Norco, CA
  • Average wind speed in June: 5mph

The windiest months (with the highest average wind speed) are April and May (5.4mph).
The calmest month (with the lowest average wind speed) is September (4.3mph).

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Average humidity in June
Norco, CA

Average humidity in June - Norco, CA
  • Average humidity in June: 57%

The month with the highest relative humidity is May (60%).
The month with the lowest relative humidity is November (48%).

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Average rainfall in June
Norco, CA

Average rainfall in June - Norco, CA
  • Average rainfall in June: 0.04"

The wettest month (with the highest rainfall) is December (1.89").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in June
Norco, CA

Average rainfall days in June - Norco, CA
  • Average rainfall days in June: 1.3 days

The month with the highest number of rainy days is March (8.2 days).
The month with the least rainy days is June (1.3 days).

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Average daylight in June /
Average sunshine in June
Norco, CA

Average daylight in June / Average sunshine in June - Norco, CA
  • Average daylight in June: 14h and 2min

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 June: 12h and 0min

The months with the most sunshine are July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

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Average sunshine days in June
Norco, CA

Average sunshine days in June - Norco, CA
  • Average sunshine days in June: 27.1 days

The month with the most sunshine days is June (27.1 days).
The month with the least sunshine days is February (20.8 days).

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Average UV index in June
Norco, CA

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

The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 4).

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Average cloud cover in June
Norco, CA

Average cloud cover in June - Norco, CA
  • Average cloud cover in June: 9

The months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 5).

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Average visibility in June
Norco, CA

Average visibility in June - Norco, 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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Norco, California, USA

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