Washington, D.C./ Weather & Environment

D.C. Basks in Sunshine Before Thursday Thunderstorm Comeback

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Published on August 24, 2026
D.C. Basks in Sunshine Before Thursday Thunderstorm ComebackSource: Google Street View

Washington is waking up to clear skies and temperatures near 66 degrees Monday morning, with a sunny, dry day ahead. The calm start will not last all week, though: hotter, more humid air arrives by Wednesday, followed by a stronger chance of showers and thunderstorms Thursday.

Sunny Start With Low Humidity

Monday will reach about 85 degrees under mostly sunny skies, with west winds generally between 2 and 8 mph. The overnight low will fall back to around 62 degrees, making for a comfortable evening by late-August standards.

Tuesday looks much the same, just a touch warmer, with sunshine and a high near 86 degrees. The National Weather Service expects dry conditions through the early part of the week as humidity stays relatively low.

Humidity And Storms Build Midweek

Wednesday will turn warmer and more summerlike, with mostly sunny skies and a high around 88 degrees. Southerly winds and rising humidity could bring a few showers or thunderstorms late Wednesday night, when the chance of rain reaches about 30%.

Thursday is the unsettled day in the forecast, with showers and thunderstorms likely and a 60% chance of precipitation. Temperatures may still climb to around 88 degrees, and while the severe-weather threat is considered low, isolated gusty winds remain possible.

Hot Weekend With A Few Storm Chances

Friday stays warm near 88 degrees, with a chance of afternoon showers and thunderstorms after a possible early shower. Saturday should be mostly sunny with another high near 88, while Sunday may reach 89 degrees with a slight chance of storms after 2 p.m.

No watches, warnings or advisories are posted for Washington in the current forecast. For now, outdoor plans look best Monday and Tuesday, while Thursday is the day to keep an eye on the sky and allow extra flexibility for rain.