Lewiston, ME Weather - Forecast & Monthly Averages

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TEMPERATURE	54
HUMIDITY	47
PRESSURE	100812.79
WIND COND.	320 11.1

Weather Quick Facts

The highest monthly average temperature in Lewiston for July is 69 degrees
The lowest monthly average temperature in Lewiston for January is 22.1 degrees
The most monthly precipitation in Lewiston occurs in June with 9.6 inches
The air quality index in Lewiston is 26% better than the national average
The pollution index in Lewiston is equal to the national average

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Lewiston 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	12°F	32°F	22°F	4.9"
February	14°F	33°F	23°F	5.4"
March	22°F	42°F	32°F	6.5"
April	34°F	55°F	44°F	6.8"
May	44°F	66°F	55°F	5.8"
June	53°F	73°F	63°F	9.6"
July	59°F	80°F	69°F	8.9"
August	56°F	79°F	67°F	6.4"
September	49°F	72°F	60°F	7.0"
October	39°F	60°F	49°F	9.0"
November	29°F	48°F	38°F	7.0"
December	19°F	36°F	27°F	5.4"

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Lewiston 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	Lewiston	Maine	National
Air quality index	31	33	42
Pollution index	2,712,920	3,417,521	2,726,193

Lewiston air quality

Measurement	Total
Days measured	361
Days with good air quality	345
Days with moderate air quality	16
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.030%
Benzene	0.020%
Carbon Tetrachloride	0.010%
Lead	0.050%
Mercury	0.070%

Average monthly Lewiston temperature with heat index

Lewiston monthly precipitation with daily maximum

Lewiston monthly snow depth with daily maximum

Lewiston monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Brunswick Station, ME	562	31	38.0%
Auburn, ME	23,804	31	38.0%
Topsham, ME	6,494	31	38.0%
Gray, ME	765	31	38.0%
Mechanic Falls, ME	2,187	31	38.0%
Lewiston, ME	37,532	31	38.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Holly Springs, NC	37,538	46	8.0%
Phenix City, AL	37,524	42	16.0%
Dunedin, FL	37,553	43	14.0%
Portage, IN	37,504	37	26.0%
Roseville, MN	37,577	46	8.0%
Lewiston, ME	37,532	31	38.0%

Source: The Lewiston, ME 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.