Blackhawk, CA Weather - Forecast & Monthly Averages

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Weather Quick Facts

The highest monthly average temperature in Blackhawk for July is 70.9 degrees
The lowest monthly average temperature in Blackhawk for January is 47.4 degrees
The most monthly precipitation in Blackhawk occurs in December with 2.8 inches
The air quality index in Blackhawk is 5% better than the national average
The pollution index in Blackhawk is 402% worse than the national average

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Blackhawk Average Temperature

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
Month	Temp. _(min)	Temp. _(max)	Temp. _(avg)	Precipitation
January	38°F	59°F	47°F	2.6"
February	41°F	63°F	51°F	2.6"
March	43°F	67°F	54°F	2.1"
April	45°F	72°F	57°F	1.4"
May	50°F	78°F	62°F	0.3"
June	54°F	85°F	67°F	0.2"
July	58°F	90°F	71°F	0.0"
August	57°F	89°F	70°F	0.0"
September	56°F	88°F	69°F	0.1"
October	50°F	79°F	63°F	0.9"
November	43°F	67°F	54°F	1.5"
December	38°F	60°F	48°F	2.8"

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Blackhawk air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
Index	Blackhawk	California	National
Air quality index	40	55	42
Pollution index	13,698,500	10,473,190	2,726,193

Blackhawk air quality

Measurement	Total
Days measured	365
Days with good air quality	290
Days with moderate air quality	74
Days w/ poor A.Q. for sensitive groups	1
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.040%
Benzene	0.110%
Carbon Tetrachloride	0.330%
Lead	0.070%
Mercury	0.120%

Average monthly Blackhawk temperature with heat index

Blackhawk monthly precipitation with daily maximum

Blackhawk monthly snow depth with daily maximum

Blackhawk monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Acalanes Ridge, CA	875	40	20.0%
Concord, CA	129,227	40	20.0%
North Gate, CA	740	40	20.0%
Reliez Valley, CA	3,321	40	20.0%
Shell Ridge, CA	1,081	40	20.0%
Blackhawk, CA	10,590	40	20.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Morro Bay, CA	10,592	46	8.0%
North Branch, MN	10,585	46	8.0%
Martin, TN	10,585	26	48.0%
Jackson, WY	10,585	43	14.0%
Greentree, NJ	10,597	51	2.0%
Blackhawk, CA	10,590	40	20.0%

Source: The Blackhawk, CA weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.