Saturday will be the better day for weekend outdoor activities around Philadelphia, with a shower or thunderstorm set to return on Sunday.
Instead of umbrellas, residents and visitors will want to grab sunglasses and apply sunscreen before heading out to enjoy Saturday's rain-free and mostly sunny day.
Anyone who opts to wear long-sleeved shirts and light jackets in the early morning will be changing or putting the jackets away by the afternoon with temperatures set to rebound to just shy of the 85-degree mark.
Low humidity will make the day even more enjoyable to be outside.
An increase in clouds Saturday night will be a sign that the pleasant weather starting the weekend will not last.
A more humid Sunday will then unfold as a storm system dropping down from Canada pushes a shower or thunderstorm through the city.
While Sunday will be far from a washout, any shower or thunderstorm threatens to briefly interfere with outdoor activities and sporting events.
A dry start to Monday will follow the weekend, but showers and thunderstorms will quickly return by Tuesday. AccuWeather.com meteorologists will be monitoring the potential for downpours to renew the flood danger.
Dry days will be hard to come by in the northeastern United States for the first week of May as storm systems cause rain to frequent the region.
Residents of the southeastern United States may feel like the calendar has flipped ahead to Memorial Day weekend with warm and muggy weather in place for the start of May.
A stormy pattern will persist across the western Gulf Coast, threatening to trigger more flooding from Texas to Mississippi through at least Monday.
May is picking up where April left off with record-challenging warmth surging back into the northwestern United States.
Those looking to traveling or spending the bank holiday outdoors across the United Kingdom will face bouts of rain and wind, but dry conditions will follow by midweek.
A late-April snowstorm dumped over a foot of heavy, wet snow across parts of Colorado on Thursday into Friday, boosting snowpack for an extended ski season at local resorts.
Guangxi, China (1986)
Hailstones weighing up to 11 pounds killed 16 people and injured 125.
Quanah, TX (1993)
Golf ball-sized hail piled up 4" deep.
New England (1854)
Great New England flood. Steady rain for 66 hours -- crest at Hartford 28', 10-1/2", highest ever known to that time, but exceeded in 1936.