News Summary

Washington D.C. is set to enjoy pleasant fall weather characterized by sunny skies and comfortable temperatures. Overnight lows will vary from the mid-40s to low 60s as the week progresses. The forecast predicts a warming trend with high temperatures reaching the mid-70s, promising dry conditions and ideal outdoor weather. Additionally, a full ‘corn moon’ will grace the skies, visible from the city. This week’s weather aligns perfectly with the quintessential mid-September experience, showcasing clear skies and mild evenings.

Washington D.C.

This week, Washington D.C. is set to enjoy pleasant fall weather, characterized by sunny skies and comfortable temperatures. Tonight, residents can expect mostly clear skies with evening temperatures dropping into the 60s, and overnight lows ranging from the mid- to upper 40s in cooler areas, while those closer to downtown D.C. and the Chesapeake Bay will see lows in the low to mid-50s.

For Tuesday, the forecast predicts a warming trend, with high temperatures expected to be a degree or two warmer than Monday, reaching between 73 to 78 degrees. Light winds from the east will accompany the day. As the sun sets, skies will turn partly cloudy, and overnight temperatures will slightly increase, hovering around the low 50s in cooler areas to approximately 60 degrees downtown.

Wednesday’s forecast anticipates some morning clouds giving way to increased sunshine throughout the day. Highs will reach the low to mid-70s. The weather will continue to shine from Thursday through Sunday, with temperatures nearing 80 degrees and overnight lows remaining in the 50s, promoting favorable outdoor conditions.

This week, the D.C. area experienced one of the chilliest mornings of the season, with many reporting low temperatures in the 40s and 50s. Washington Dulles International Airport recorded a low of 47 degrees—its lowest since early June. Additionally, regions outside of the Beltway saw lows in the 40s, with some mountainous areas dipping into the 20s. Canaan Valley in West Virginia set a notable low of 27.4 degrees, tying for the lowest recorded temperature in the contiguous United States.

In a celestial event, a full moon, known as the “corn moon,” rose over D.C. on Sunday evening at 7:32 p.m. While a total lunar eclipse occurred in parts of the world, it was not visible in the D.C. area. The full moon will be visible again tonight, set to rise at 7:57 p.m.

Looking back in history, on this day in 2011, Washington D.C. experienced significant rainfall causing severe flooding, with 1.39 inches recorded that day alone, amidst previous accumulations of 4.58 inches.

This week’s weather is described as quintessential mid-September, showcasing sunny skies and comfortable daytime temperatures. Early this morning, humidity levels were at 65%, combined with a gentle north breeze blowing at 6 mph.

Rain is not anticipated this week, with a dry forecast prevailing through Sunday. Daytime highs on Monday and Tuesday are expected to peak in the mid-70s under mostly sunny conditions, aligning perfectly with the expected trend of clear skies and mild evening temperatures during the weekend.

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Additional Resources

• Fox 5 DC: DC Weather
• Wikipedia: Washington, D.C.
• Hoodline: Delightful Weather in DC
• Google Search: Washington D.C. Weather
• The Weather Channel: Washington DC 10-Day Forecast
• Encyclopedia Britannica: Washington, D.C.
• Washington Post: DC Early Fall Weather
• WJLA: Tuesday Weather Forecast
• DC News Now: Weather Radar

Author: STAFF HERE WASHINGTON DC

WASHINGTON DC STAFF WRITER The WASHINGTON DC STAFF WRITER represents the experienced team at HEREWashingtonDC.com, your go-to source for actionable local news and information in Washington, DC, and beyond. Specializing in "news you can use," we cover essential topics like product reviews for personal and business needs, local business directories, politics, real estate trends, neighborhood insights, and regional news affecting the area—with deep expertise drawn from years of dedicated reporting and strong community input, including local press releases and business updates. We deliver top reporting on high-value events such as the National Cherry Blossom Festival, Kennedy Center Honors, and the Washington Auto Show. Our coverage extends to key organizations like the Greater Washington Board of Trade and Destination DC, plus leading businesses in government contracting and technology that power the local economy such as Lockheed Martin and Amazon. As part of the broader HERE network, we provide comprehensive, credible insights into the dynamic landscape of the Washington metropolitan area.