2025 Compare Climate & Weather:
Portland, ME vs Winchester, VA

Highlights

On average, there are 196 sunny days per year in Winchester. Portland averages 203 sunny days per year. The US average is 205 sunny days.

Winchester, Virginia gets 38.3 inches of rain, on average, per year. Portland, Maine gets 48.9 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Winchester averages 21.9 inches of snow per year. Portland averages 61 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Winchester, Virginia
Summer High: the July high is around 85.7 degrees
Winter Low: the January low is 21.3
Rain: averages 38.3 inches of rain a year
Snow: averages 21.9 inches of snow a year

Portland, Maine
Summer High: the July high is around 78.8 degrees
Winter Low: the January low is 10.8
Rain: averages 48.9 inches of rain a year
Snow: averages 61 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Winchester is 7.2 (10=best), which means it is less comfortable than most places in Virginia.

The annual BestPlaces Comfort Index for Portland is 6.5 (10=best), which means it is more comfortable than most places in Maine.

Today's Weather - Portland, ME

45°F

Today's Weather - Winchester, VA

50°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Portland / Winchester

July is the hottest month for Portland with an average high temperature of 78.8°, which ranks it as about average compared to other places in Maine. In Portland, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Portland are August, July and June.

July is the hottest month for Winchester with an average high temperature of 85.7°, which ranks it as cooler than most places in Virginia. In Winchester, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Winchester are September, June and May.

January has the coldest nighttime temperatures for Portland with an average of 10.8°. This is warmer than most places in Maine.

January has the coldest nighttime temperatures for Winchester with an average of 21.3°. This is colder than most places in Virginia.

In Portland, there are 3.8 days annually when the high temperature is over 90°, which is hotter than most places in Maine.

In Winchester, there are 19.8 days annually when the high temperature is over 90°, which is cooler than most places in Virginia.

In Portland, there are 154.5 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Maine.

In Winchester, there are 116.1 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Virginia.

In Portland, there are 12.2 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Maine.

In Winchester, there are 1.0 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Virginia.

November is the wettest month in Portland with 5.0 inches of rain, and the driest month is August 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 48.9 inches in Portland means that it is about average compared to other places in Maine.


May is the wettest month in Winchester with 3.9 inches of rain, and the driest month is January with 2.4 inches. The wettest season is Summer with 28% of yearly precipitation and 19% occurs in Spring, which is the driest season. The annual rainfall of 38.3 inches in Winchester means that it is one of the driest places in Virginia.

May is the rainiest month in Portland with 12.4 days of rain, and February is the driest month with only 9.2 rainy days. There are 128.3 rainy days annually in Portland, which is about average compared to other places in Maine. The rainiest season is Summer when it rains 27% of the time and the driest is Spring with only a 24% chance of a rainy day.

May is the rainiest month in Winchester with 12.8 days of rain, and February is the driest month with only 8.0 rainy days. There are 117.5 rainy days annually in Winchester, which is rainier than most places in Virginia. The rainiest season is Summer when it rains 29% of the time and the driest is Spring with only a 22% chance of a rainy day.

An annual snowfall of 61.0 inches in Portland means that it is less snowy than most places in Maine.

An annual snowfall of 21.9 inches in Winchester means that it is one of the snowiest places in Virginia.

January is the snowiest month in Portland with 18.1 inches of snow, and 6 months of the year have significant snowfall.

January is the snowiest month in Winchester with 7.5 inches of snow, and 5 months of the year have significant snowfall.