Williamsport, MD Climate


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Williamsport, MD has a humid subtropical climate, with warm and humid summers and cold winters. The area experiences four distinct seasons, with average temperatures ranging from the mid-20s in winter to the mid-80s in summer. Precipitation is fairly evenly distributed throughout the year, although snowfall can be significant during winter months. The area also experiences higher amounts of rainfall during summer months due to frequent thunderstorms. Overall, Williamsport enjoys mild weather year-round with plenty of sunshine for outdoor activities.

Williamsport, Maryland gets 41 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Williamsport averages 21 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 193 sunny days per year in Williamsport. The US average is 205 sunny days.

Williamsport gets some kind of precipitation, on average, 116 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 87 degrees
Winter Low: the January low is 21
Rain: averages 41 inches of rain a year
Snow: averages 21 inches of snow a year


Bestplaces Comfort Index

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

8.7 Summer - 5.5 Winter
June, September and May are the most pleasant months in Williamsport, while January and February are the least comfortable months.

  ClimateWilliamsport, MarylandUnited States
  40.9 in.38.1 in.
  21.2 in.27.8 in.
  115.8 days106.2 days
  193 days205 days
  86.6°85.8°
  21.0°21.7°
  7.37
  3.94.3
  410 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 Williamsport with an average high temperature of 86.6°, which ranks it as cooler than most places in Maryland. In Williamsport, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Williamsport are September, May and June.
In Williamsport, there are 21.3 days annually when the high temperature is over 90°, which is cooler than most places in Maryland.
January has the coldest nighttime temperatures for Williamsport with an average of 21.0°. This is colder than most places in Maryland.
In Williamsport, there are 120.4 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Maryland.
In Williamsport, there are 0.3 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Maryland.
The humidity is usually comfortable in Williamsport but some summer months can be sticky or muggy. July is the most humid month, though humidity is low for most of the year. The most humid months are July, August and June.
September is the wettest month in Williamsport with 4.1 inches of rain, and the driest month is February with 2.4 inches. The wettest season is Summer with 28% of yearly precipitation and 20% occurs in Spring, which is the driest season. The annual rainfall of 40.9 inches in Williamsport means that it is drier than most places in Maryland.
May is the rainiest month in Williamsport with 12.2 days of rain, and October is the driest month with only 8.5 rainy days. There are 115.8 rainy days annually in Williamsport, which is rainier than most places in Maryland. The rainiest season is Summer when it rains 28% of the time and the driest is Spring with only a 23% chance of a rainy day.
An annual snowfall of 21.2 inches in Williamsport means that it is snowier than most places in Maryland. January is the snowiest month in Williamsport with 6.8 inches of snow, and 5 months of the year have significant snowfall.
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