June weather forecast
Shasta, CA

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Weather in June

June, the first month of the summer in Shasta, is also a moderately hot month, with an average temperature ranging between max 85.6°F (29.8°C) and min 57°F (13.9°C).

Temperature

June sees a rise in the average high-temperature, climbing from 74.7°F (23.7°C) in May to a still warm 85.6°F (29.8°C). Despite a significant disparity with daytime temperatures, an average low-temperature of 57°F (13.9°C) is recorded during June.

Heat index

The heat index for June is computed to be a tropical 86°F (30°C). Fatigue might occur with continuous exposure and activity, potentially causing heat cramps.
Be advised, the heat index considers values for conditions in shade and with a light breeze. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a composite of temperature and humidity figures to convey how warm it feels. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.

Humidity

In Shasta, the average relative humidity in June is 44%.

Rainfall

In June, in Shasta, the rain falls for 3.6 days. Throughout June, 0.31" (8mm) of precipitation is accumulated. In Shasta, during the entire year, the rain falls for 92.2 days and collects up to 20.16" (512mm) of precipitation.

Snowfall

In Shasta, snow does not fall in January, April through November.

Daylight

The month with the longest days is June, with an average of 15h and 0min of daylight.
On the first day of the month, sunrise is at 5:40 am and sunset at 8:35 pm. On the last day of June, sunrise is at 5:42 am and sunset at 8:44 pm PDT.

Sunshine

In Shasta, the average sunshine in June is 11.9h.

UV index

The months with the highest UV index are June and July, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In June, the average maximum UV index of 7 translates into the following recommendations:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Updated: Jun 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is June?

The average high-temperature, in June, in Shasta, is 85.6°F (29.8°C), while the average low-temperature is 57°F (13.9°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in June is computed to be 86°F (30°C).

What is the average humidity in June?

In Shasta, California, the average relative humidity in June is 44%.

How many days does it rain in June?

In Shasta, during June, the rain falls for 3.6 days and regularly aggregates up to 0.31" (8mm) of precipitation.

When it does not snow?

January, April through November are months without snowfall.

When are the longest days in Shasta?

The month with the longest days is June, with an average of 15h and 0min of daylight.

How many hours of daylight does Shasta have in June?

In Shasta, the average day length in June is 15h and 2min.

When are sunrise and sunset in June?

On the first day of June in Shasta, sunrise is at 5:40 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 8:44 pm PDT.

How many hours of sunshine does Shasta have in June?

In Shasta, the average sunshine duration in June is 11.9h.

When is the highest UV index?

June and July, with an average maximum UV index of 7, are months with the highest UV index.

What is the UV index reading in June?

The average daily maximum UV index in June is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Shasta, CA

Average temperature in June - Shasta, CA
  • Average high temperature in June: 85.6°F

The warmest month (with the highest average high temperature) is July (94.6°F).
The month with the lowest average high temperature is December (50.9°F).

  • Average low temperature in June: 57°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is December (36.7°F).

Average pressure in June
Shasta, CA

Average pressure in June - Shasta, CA
  • Average pressure in June: 29.92"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.92"Hg).

Average wind speed in June
Shasta, CA

Average wind speed in June - Shasta, CA
  • Average wind speed in June: 5.1mph

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

Average humidity in June
Shasta, CA

Average humidity in June - Shasta, CA
  • Average humidity in June: 44%

The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is August (33%).

Average rainfall in June
Shasta, CA

Average rainfall in June - Shasta, CA
  • Average rainfall in June: 0.31"

The wettest month (with the highest rainfall) is March (3.94").
The driest month (with the least rainfall) is July (0.08").

Average rainfall days in June
Shasta, CA

Average rainfall days in June - Shasta, CA
  • Average rainfall days in June: 3.6 days

The month with the highest number of rainy days is March (15.8 days).
The month with the least rainy days is August (1.3 days).

Average snowfall in June
Shasta, CA

Average snowfall in June - Shasta, CA
  • Average snowfall in June: 0"

The month with the highest snowfall is December (0.31").
The months with the least snowfall are January, April, May, June, July, August, September, October and November (0").

Average snowfall days in June
Shasta, CA

Average snowfall days in June - Shasta, CA
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is February (0.5 days).
The months with the least snowfall days are January, April, May, June, July, August, September and October (0 days).

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

Average daylight in June / Average sunshine in June - Shasta, CA
  • Average daylight in June: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • 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 30min).

Average sunshine days in June
Shasta, CA

Average sunshine days in June - Shasta, CA
  • Average sunshine days in June: 23.9 days

The month with the most sunshine days is August (27.8 days).
The month with the least sunshine days is March (13.5 days).

Average UV index in June
Shasta, CA

Average UV index in June - Shasta, CA
  • Average UV index in June: 7

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

Average cloud cover in June
Shasta, CA

Average cloud cover in June - Shasta, CA
  • Average cloud cover in June: 11

The month with the most cloud cover is March (Cloud cover 42).
The months with the least cloud cover are July and August (Cloud cover 5).

Average visibility in June
Shasta, CA

Average visibility in June - Shasta, 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).

Shasta, California, USA

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