Zip 20003 (Washington, DC) Climate

In 2003, Washington, DC experienced an average temperature of 61°F (16.1°C). The hottest month of the year was July with an average high of 90°F (32.2°C) and an average low of 72°F (22.2°C). The coldest month was January with an average high of 43°F (6.1°C) and an average low of 27°F (-2.8°C). The city received an annual rainfall totaling 40 inches (1018 mm). Snowfall was generally light with a meager 0.7 inches (17 mm) reported during the year.

Washington (zip 20003), District of Columbia gets 42 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Washington (zip 20003) averages 14 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 202 sunny days per year in Washington (zip 20003). The US average is 205 sunny days.

Washington (zip 20003) gets some kind of precipitation, on average, 112 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 89 degrees
Winter Low: the January low is 27
Rain: averages 42 inches of rain a year
Snow: averages 14 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 20003 zip code is 7.3 (10=best), which means it is one of the most pleasant places in the District of Columbia.

7.4 Summer - 6 Winter

September, May and October are the most pleasant months in the 20003 zip code, while January and February are the least comfortable months.

Climate	Washington, District of Columbia	United States
	42.3 in.	38.1 in.
	13.6 in.	27.8 in.
	112.3 days	106.2 days
	202 days	205 days
	88.9°	85.8°
	27.2°	21.7°
	7.3	7
	4.4	4.3
	50 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 the 20003 zip code with an average high temperature of 88.9°, which ranks it as one of the hottest places in the District of Columbia. In the 20003 zip code, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 20003 zip code are May, September and June.

In the 20003 zip code, there are 37.7 days annually when the high temperature is over 90°, which is one of the hottest places in the District of Columbia.

January has the coldest nighttime temperatures for the 20003 zip code with an average of 27.2°. This is one of the warmest places in the District of Columbia.

In the 20003 zip code, there are 74.3 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in the District of Columbia.

In the 20003 zip code, there are 0.3 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in the District of Columbia.

The humidity can be uncomfortably heavy or close in the 20003 zip code during the summer months. July is the most humid month, though humidity is low for most of the year. July, August and June are the three most humid months in the 20003 zip code.

July is the wettest month in the 20003 zip code with 4.3 inches of rain, and the driest month is February with 2.8 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 42.3 inches in the 20003 zip code means that it is one of the driest places in the District of Columbia.

May is the rainiest month in the 20003 zip code with 11.3 days of rain, and October is the driest month with only 7.9 rainy days. There are 112.3 rainy days annually in the 20003 zip code, which is one of the least rainy places in the District of Columbia. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 22% chance of a rainy day.

An annual snowfall of 13.6 inches in the 20003 zip code means that it is one of the least snowy places in the District of Columbia. January is the snowiest month in the 20003 zip code with 5.4 inches of snow, and 5 months of the year have significant snowfall.

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