July weather forecast
Blackhawk, CA

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Weather in July

July, like June, in Blackhawk, California, is another warm summer month, with an average temperature ranging between min 55°F (12.8°C) and max 83.7°F (28.7°C).

Temperature

Blackhawk's warmest temperatures are experienced in July, with average high temperatures of 83.7°F (28.7°C) and lows of 55°F (12.8°C).

Heat index

In July, the heat index is calculated to be a hot 86°F (30°C). Unrelenting activity during exposure could cause fatigue and potentially lead to heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. 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 Blackhawk, the average relative humidity in July is 58%.

Rainfall

The only month without rainfall is July.

Daylight

In Blackhawk, the average length of the day in July is 14h and 29min.
On the first day of the month, sunrise is at 5:49 am and sunset at 8:33 pm. On the last day of July, in Blackhawk, sunrise is at 6:10 am and sunset at 8:17 pm PDT.

Sunshine

With an average of 12.1h of sunshine, July has the most sunshine of the year.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In July, a regular UV index of 6 translates into these guidelines:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
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Frequently asked questions

What time of the year is the hottest in Blackhawk?

In Blackhawk, July is the month with the highest recorded average temperatures, measuring a high of 83.7°F (28.7°C) and a low of 55°F (12.8°C).

How hot is July in Blackhawk?

In Blackhawk, 83.7°F (28.7°C) is the average high-temperature and 55°F (12.8°C) is the average low-temperature during July. In July, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 86°F (30°C).

What is the average humidity in July in Blackhawk?

The average relative humidity in July in Blackhawk is 58%.

What is the driest month in Blackhawk?

The only month without rainfall in Blackhawk, California, is July.

Does it rain in Blackhawk in July?

In July, in Blackhawk, California, it doesn't rain. June is the latest month when it rains.

What is the average length of the day in July in Blackhawk?

The average day length in July in Blackhawk, California, is 14h and 29min.

What time are sunrise and sunset in July in Blackhawk?

On the first day of July in Blackhawk, California, sunrise is at 5:49 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 8:17 pm PDT.

What month has the most sunshine in Blackhawk?

The month with the most sunshine is July, with an average of 12.1h of sunshine.

How long on average sun shines in July in Blackhawk?

The average sunshine duration in July is 12.1h.

When is the highest UV index in Blackhawk?

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

What is the UV index intensity in July in Blackhawk?

In July, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Blackhawk, CA

Average temperature in July - Blackhawk, CA
  • Average high temperature in July: 83.7°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is December (55.9°F).

  • Average low temperature in July: 55°F

The month with the highest average low temperature is September (56.5°F).
The coldest month (with the lowest average low temperature) is December (42.1°F).

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Average pressure in July
Blackhawk, CA

Average pressure in July - Blackhawk, CA
  • Average pressure in July: 29.93"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).

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Average wind speed in July
Blackhawk, CA

Average wind speed in July - Blackhawk, CA
  • Average wind speed in July: 6.1mph

The windiest month (with the highest average wind speed) is May (6.7mph).
The calmest month (with the lowest average wind speed) is November (4.2mph).

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Average humidity in July
Blackhawk, CA

Average humidity in July - Blackhawk, CA
  • Average humidity in July: 58%

The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is September (57%).

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Average rainfall in July
Blackhawk, CA

Average rainfall in July - Blackhawk, CA
  • Average rainfall in July: 0"

The wettest month (with the highest rainfall) is February (2.28").
The driest month (with the least rainfall) is July (0").

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Average rainfall days in July
Blackhawk, CA

Average rainfall days in July - Blackhawk, CA
  • Average rainfall days in July: 0.9 days

The month with the highest number of rainy days is March (12.6 days).
The month with the least rainy days is August (0.6 days).

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Average daylight in July /
Average sunshine in July
Blackhawk, CA

Average daylight in July / Average sunshine in July - Blackhawk, CA
  • Average daylight in July: 14h and 3min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in July: 12h and 1min

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 48min).

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Average sunshine days in July
Blackhawk, CA

Average sunshine days in July - Blackhawk, CA
  • Average sunshine days in July: 29.9 days

The month with the most sunshine days is July (29.9 days).
The month with the least sunshine days is March (17.5 days).

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Average UV index in July
Blackhawk, CA

Average UV index in July - Blackhawk, CA
  • Average UV index in July: 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 July
Blackhawk, CA

Average cloud cover in July - Blackhawk, CA
  • Average cloud cover in July: 6

The month with the most cloud cover is March (Cloud cover 36).
The month with the least cloud cover is July (Cloud cover 6).

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Average visibility in July
Blackhawk, CA

Average visibility in July - Blackhawk, CA
  • Average visibility in July: 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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Blackhawk, California, USA

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