While Sunday featured rising temperatures, even warmer air will reach Harrisburg on Memorial Day.
Temperatures will once again soar on Memorial Day, exceeding Sunday's high and and reaching a high in the middle 80s.
Humidity will also stay low and prevent the holiday from feeling muggy.
The other good news for those attending memorial ceremonies, picnics, concerts and parades on Monday is that thunderstorms streaming into northern New England will stay well to the north of the city.
However, sunscreen is encouraged for anyone outside for extended periods of time.
Those planning to spend some time on the river or area lakes should not be fooled by the warm air temperatures. Water temperatures remain on the chilly side and may be dangerous to enter.
With water this cool, there is a risk of cold water shock for both swimmers and boaters who accidentally fall overboard (another reason why life jackets should always be worn on boats).
Showers and drenching thunderstorms will return on Tuesday as the warmth hangs on and humidity increases.
AccuWeather.com MinuteCast™ has the minute-by-minute forecast for your exact location when showers and thunderstorms threaten. Type your city name, select MinuteCast™, and input your street address. On mobile, you can also use your GPS location.
An end to the early taste of summer will come by Wednesday as cooler air arrives.
AccuWeather.com Meteorologist Jordan Root contributed to the content of this story.
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Third day of record heat. April records: Location Old Record New Record Buffalo, NY 94 88/1986 Binghamton, NY 88 84/1962 Syracuse, NY 92 88/1990
Memphis, TN (1991)
15.03" of rain during April 1991 -- wettest April since 1877. The previous April record was 13.90" in 1872.
Caribou, ME (1997)
6.2" of snow.