June weather forecast
Sierra Madre, CA

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Weather in June

The first month of the summer, June, is still a warm month in Sierra Madre, California, with temperature in the range of an average low of 57.7°F (14.3°C) and an average high of 81.3°F (27.4°C).

Temperature

The start of June brings a subtle rise in the average high-temperature, moving from a moderately hot 75.4°F (24.1°C) in May to a still warm 81.3°F (27.4°C). In Sierra Madre, the June nights descend to a significantly cooler average of 57.7°F (14.3°C) compared to daytime highs.

Heat index

During June, the heat index is calculated to be 82.4°F (28°C). Uninterrupted activity during exposure could lead to a sense of exhaustion, possibly causing heat cramps.
Heat index specifics point out values are for conditions of shade and a slight breeze. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is the outcome of merging air's temperature and its humidity metrics. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. 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 particularly meaningful for babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.

Humidity

March, May and June, with an average relative humidity of 56%, are the most humid months.

Rainfall

June is the month with the least rainfall. 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 in Sierra Madre.
On the first day of June in Sierra Madre, sunrise is at 5:41 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:08 pm PDT.

Sunshine

In Sierra Madre, California, the average sunshine in June is 12h.

UV index

June through September, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index, 6 in June, converts into the following recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
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Frequently asked questions

What are June temperatures in Sierra Madre?

In June, in Sierra Madre, the average high-temperature is 81.3°F (27.4°C), and the average low-temperature is 57.7°F (14.3°C). In June, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 82.4°F (28°C).

What is the most humid month in Sierra Madre?

March, May and June, with an average relative humidity of 56%, are most humid months.

What is the average humidity in June in Sierra Madre?

The average relative humidity in June in Sierra Madre, California, is 56%.

What is the driest month in Sierra Madre?

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

How much does it rain in Sierra Madre in June?

In Sierra Madre, in June, it is raining for 1.3 days, with typically 0.04" (1mm) of accumulated precipitation.

When are the longest days in Sierra Madre?

With an average of 14h and 24min of daylight, June has the longest days of the year in Sierra Madre.

What is the average length of the day in June in Sierra Madre?

In June, the average day length in Sierra Madre, California, is 14h and 24min.

When is the sunrise / sunset in June in Sierra Madre?

On the first day of June in Sierra Madre, California, sunrise is at 5:41 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:08 pm PDT.

How long on average sun shines in June in Sierra Madre?

In Sierra Madre, the average sunshine duration in June is 12h.

When is the highest UV index in Sierra Madre?

The months with the highest UV index in Sierra Madre, California, are June through September, with an average maximum UV index of 6.

What is the UV index reading in June in Sierra Madre?

The average daily maximum UV index in June is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Sierra Madre, CA

Average temperature in June - Sierra Madre, CA
  • Average high temperature in June: 81.3°F

The warmest month (with the highest average high temperature) is August (88.2°F).
The month with the lowest average high temperature is December (62.1°F).

  • Average low temperature in June: 57.7°F

The month with the highest average low temperature is August (64.8°F).
The coldest month (with the lowest average low temperature) is December (46.2°F).

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Average pressure in June
Sierra Madre, CA

Average pressure in June - Sierra Madre, CA
  • Average pressure in June: 29.88"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in June
Sierra Madre, CA

Average wind speed in June - Sierra Madre, CA
  • Average wind speed in June: 5.2mph

The windiest month (with the highest average wind speed) is April (5.8mph).
The calmest month (with the lowest average wind speed) is September (4.4mph).

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Average humidity in June
Sierra Madre, CA

Average humidity in June - Sierra Madre, CA
  • Average humidity in June: 56%

The months with the highest relative humidity are March, May and June (56%).
The month with the lowest relative humidity is November (46%).

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Average rainfall in June
Sierra Madre, CA

Average rainfall in June - Sierra Madre, CA
  • Average rainfall in June: 0.04"

The wettest month (with the highest rainfall) is December (1.54").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in June
Sierra Madre, CA

Average rainfall days in June - Sierra Madre, CA
  • Average rainfall days in June: 1.3 days

The month with the highest number of rainy days is March (6.5 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
Sierra Madre, CA

Average daylight in June / Average sunshine in June - Sierra Madre, 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 month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 54min).

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Average sunshine days in June
Sierra Madre, CA

Average sunshine days in June - Sierra Madre, CA
  • Average sunshine days in June: 27.7 days

The month with the most sunshine days is June (27.7 days).
The month with the least sunshine days is February (22 days).

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Average UV index in June
Sierra Madre, CA

Average UV index in June - Sierra Madre, CA
  • Average UV index in June: 6

The months with the highest UV index are June, July, August and September (UV index 6).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in June
Sierra Madre, CA

Average cloud cover in June - Sierra Madre, CA
  • Average cloud cover in June: 8

The months with the most cloud cover are March and December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).

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Average visibility in June
Sierra Madre, CA

Average visibility in June - Sierra Madre, 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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Sierra Madre, California, USA

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