Harlem, New York, NY Weather - Forecast & Monthly Averages

TEMPERATURE	40
HUMIDITY	76
PRESSURE	99490
WIND COND.	7.6

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Weather Quick Facts

The highest monthly average temperature in Harlem for July is 77.4 degrees
The lowest monthly average temperature in Harlem for January is 33.1 degrees
The most monthly precipitation in Harlem occurs in June with 5.9 inches
The air quality index in Harlem is 21% worse than the national average
The pollution index in Harlem is 321% worse than the national average

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Harlem 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	27°F	41°F	33°F	4.3"
February	26°F	43°F	34°F	4.2"
March	32°F	51°F	40°F	3.4"
April	44°F	65°F	53°F	2.9"
May	54°F	75°F	63°F	5.6"
June	63°F	82°F	72°F	5.9"
July	70°F	87°F	77°F	4.9"
August	68°F	85°F	76°F	2.9"
September	62°F	80°F	70°F	3.0"
October	52°F	68°F	60°F	3.7"
November	39°F	56°F	47°F	3.2"
December	35°F	48°F	41°F	4.7"

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Harlem 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	Harlem	New York	New York
Air quality index	51	51	43
Pollution index	11,476,300	2,225,400	6,179,275

Harlem air quality

Measurement	Total
Days measured	365
Days with good air quality	169
Days with moderate air quality	180
Days w/ poor A.Q. for sensitive groups	16
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.003%
Benzene	0.020%
Carbon Tetrachloride	0.002%
Lead	0.004%
Mercury	0.002%

Average monthly Harlem temperature with heat index

Harlem monthly precipitation with daily maximum

Harlem monthly snow depth with daily maximum

Harlem monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Rye Brook, NY	9,554	43	14.0%
Little Ferry, NJ	10,761	51	2.0%
Passaic, NJ	69,789	51	2.0%
Teterboro, NJ	110	51	2.0%
Closter, NJ	8,551	51	2.0%
New York, NY	8,379,552	51	2.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Los Angeles, CA	3,973,278	72	44.0%
Toronto, ON	3,013,752	n/a
Chicago, IL	2,699,347	55	10.0%
New York, NY	8,379,552	51	2.0%

Source: The Harlem, New York, NY 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.