2025 Compare Climate & Weather:
Silver Spring, MD vs Lewiston, ID

Highlights

On average, there are 169 sunny days per year in Lewiston. Silver Spring averages 202 sunny days per year. The US average is 205 sunny days.

Lewiston, Idaho gets 15.8 inches of rain, on average, per year. Silver Spring, Maryland gets 44.3 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Lewiston averages 12.5 inches of snow per year. Silver Spring averages 14.1 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Lewiston, Idaho
Summer High: the July high is around 88.3 degrees
Winter Low: the January low is 28.5
Rain: averages 15.8 inches of rain a year
Snow: averages 12.5 inches of snow a year

Silver Spring, Maryland
Summer High: the July high is around 88.2 degrees
Winter Low: the January low is 24.9
Rain: averages 44.3 inches of rain a year
Snow: averages 14.1 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Lewiston is 7.2 (10=best), which means it is one of the most pleasant places in Idaho.

The annual BestPlaces Comfort Index for Silver Spring is 7.3 (10=best), which means it is more comfortable than most places in Maryland.

Today's Weather - Silver Spring, MD

61°F

Today's Weather - Lewiston, ID

53°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Silver Spring / Lewiston

July is the hottest month for Silver Spring with an average high temperature of 88.2°, which ranks it as warmer than most places in Maryland. In Silver Spring, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Silver Spring are September, May and June.

July is the hottest month for Lewiston with an average high temperature of 88.3°, which ranks it as warmer than most places in Idaho. 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 September, June and May.

January has the coldest nighttime temperatures for Silver Spring with an average of 24.9°. This is about average compared to other places in Maryland.

December has the coldest nighttime temperatures for Lewiston with an average of 27.1°. This is one of the warmest places in Idaho.

In Silver Spring, there are 31.2 days annually when the high temperature is over 90°, which is hotter than most places in Maryland.

In Lewiston, there are 36.8 days annually when the high temperature is over 90°, which is hotter than most places in Idaho.

In Silver Spring, there are 90.1 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Maryland.

In Lewiston, there are 88.5 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Idaho.

In Silver Spring, there are 0.4 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Maryland.

In Lewiston, there are 0.9 days annually when the nighttime low temperature falls below zero°, which is one of the warmest places in Idaho.

May is the wettest month in Silver Spring with 4.4 inches of rain, and the driest month is February with 2.9 inches. The wettest season is Autumn with 27% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 44.3 inches in Silver Spring means that it is wetter than most places in Maryland.


November is the wettest month in Lewiston with 1.8 inches of rain, and the driest month is July with 0.7 inches. The wettest season is Summer with 31% of yearly precipitation and 17% occurs in Autumn, which is the driest season. The annual rainfall of 15.8 inches in Lewiston means that it is about average compared to other places in Idaho.

May is the rainiest month in Silver Spring with 10.9 days of rain, and October is the driest month with only 8.1 rainy days. There are 112.4 rainy days annually in Silver Spring, which is about average compared to other places in Maryland. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 23% chance of a rainy day.

November is the rainiest month in Lewiston with 12.8 days of rain, and August is the driest month with only 4.2 rainy days. There are 110.4 rainy days annually in Lewiston, which is rainier than most places in Idaho. The rainiest season is Spring when it rains 30% of the time and the driest is Autumn with only a 16% chance of a rainy day.

An annual snowfall of 14.1 inches in Silver Spring means that it is less snowy than most places in Maryland.

An annual snowfall of 12.5 inches in Lewiston means that it is one of the least snowy places in Idaho.

January is the snowiest month in Silver Spring with 5.5 inches of snow, and 5 months of the year have significant snowfall.

December is the snowiest month in Lewiston with 4.5 inches of snow, and 5 months of the year have significant snowfall.