TODAY AUG15
TEMPERATURE69
HUMIDITY96
PRESSURE29.86
WIND COND.
  • 8564Wed40%
  • 8159Thu
  • 7765Fri60%80%
  • 7559Sat60%50%
  • 7658Sun30%
daynightWeather update from Auburn-Lewiston at

Lewiston Average Weather

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January12°F32°F22°F4.9"
February14°F33°F23°F5.4"
March22°F42°F32°F6.5"
April34°F55°F44°F6.8"
May44°F66°F55°F5.8"
June53°F73°F63°F9.6"
July59°F80°F69°F8.9"
August56°F79°F67°F6.4"
September49°F72°F60°F7.0"
October39°F60°F49°F9.0"
November29°F48°F38°F7.0"
December19°F36°F27°F5.4"

Did you know?

  • The highest monthly average temperature in Lewiston for July is 69 degrees.
  • The lowest monthly average temperature in Lewiston for January is 22 degrees.
  • The most monthly precipitation in Lewiston occurs in June with 9.6 inches.
  • The air quality index in Lewiston is 35% better than the national average.
  • The pollution index in Lewiston is 46% better than the national average.

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Compare Lewiston, ME Weather To Other Cities

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.
IndexLewistonMaineNational
Air quality index323350
Pollution index2,712,9202,555,8535,066,862

Lewiston air quality information

MeasurementTotal
Days measured365
Days with good air quality316
Days with moderate air quality49
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Lewiston air quality information

PollutantTotal
Arsenic0.030%
Benzene0.020%
Carbon Tetrachloride0.010%
Lead0.050%
Mercury0.070%

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, StatePopulationAir Quality IndexNational Avg.
Brunswick, ME15,5643236%
Mechanic Falls, ME1,6733236%
Brunswick Station, ME5483236%
South Paris, ME2,4623236%
Gray, ME1,3173236%
Lewiston, ME36,2773236%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Brighton, CO36,307548%
Gadsden, AL36,2353530%
Rome, GA36,340524%
Leander, TX36,2044118%
Indian Trail, NC36,3574216%
Lewiston, ME36,2773236%
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.