Lewiston, ME Climate


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Lewiston, ME is located in a temperate climate zone, so it experiences warm summers and cold winters with an average annual temperature of 45°F. The coldest months are December and January when temperatures can dip below freezing, while the warmest months are June and July when temperatures peak at around 70°F. Rainfall averages around 40 inches annually throughout the year, with most precipitation falling between April and October. Snowfall occurs mainly from November to March with an average of 50 inches per year.

Lewiston, Maine gets 48 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Lewiston averages 74 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 197 sunny days per year in Lewiston. The US average is 205 sunny days.

Lewiston gets some kind of precipitation, on average, 132 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.


Weather Highlights

Summer High: the July high is around 79 degrees
Winter Low: the January low is 9
Rain: averages 48 inches of rain a year
Snow: averages 74 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Lewiston is 6.3 (10=best), which means it is less comfortable than most places in Maine.

9.2 Summer - 3.8 Winter
August, July and June are the most pleasant months in Lewiston, while January and February are the least comfortable months.

  ClimateLewiston, MaineUnited States
  47.7 in.38.1 in.
  74.2 in.27.8 in.
  132.0 days106.2 days
  197 days205 days
  78.8°85.8°
  8.9°21.7°
  6.37
  2.84.3
  217 ft.2443 ft.
Climate
YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

July is the hottest month for Lewiston with an average high temperature of 78.8°, which ranks it as about average compared to other places in Maine. In Lewiston, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Lewiston are August, July and June.
In Lewiston, there are 3.3 days annually when the high temperature is over 90°, which is about average compared to other places in Maine.
January has the coldest nighttime temperatures for Lewiston with an average of 8.9°. This is about average compared to other places in Maine.
In Lewiston, there are 156.8 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Maine.
In Lewiston, there are 14.8 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Maine.
Humidity in Lewiston is generally quite low and comfortable. There are few days during the summer when the humidity becomes unpleasant. The most humid months (but still comfortable) are July, August and June.
November is the wettest month in Lewiston with 4.8 inches of rain, and the driest month is February with 3.3 inches. The wettest season is Winter with 28% of yearly precipitation and 22% occurs in Spring, which is the driest season. The annual rainfall of 47.7 inches in Lewiston means that it is about average compared to other places in Maine.
June is the rainiest month in Lewiston with 12.9 days of rain, and February is the driest month with only 9.1 rainy days. There are 132.0 rainy days annually in Lewiston, which is rainier than most places in Maine. The rainiest season is Autumn when it rains 26% of the time and the driest is Winter with only a 24% chance of a rainy day.
An annual snowfall of 74.2 inches in Lewiston means that it is snowier than most places in Maine. January is the snowiest month in Lewiston with 21.2 inches of snow, and 6 months of the year have significant snowfall.
Reviews for Lewiston
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Over 6 years ago

Sadley, there's little hope if this town can rise up to overcome the extreme poverty of this socio-economical class in an underserved community, unless... PARENTS do  More

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I have lived and worked in Lewiston-Auburn for nearly 30 years and I think it's a wonderful place to raise a family. We sent both our kids to the Lewiston public  More

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Despite years of efforts to revitalize Maine's second largest city, it seems Lewiston will always be joked about as the "armpit" of the State. City and State leaders  More

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