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June - Waterlogged

june pdpt map

June wrapped up on the wet side of normal for most of the Northeast.

June featured a slow-moving low, the remnants of Tropical Storm Andrea, a low-end derecho, frequent thunderstorms (that produced 11 tornadoes), and a wet, unsettled weather pattern that caused flash flooding. By the end of June, many parts of the Northeast were waterlogged. Of the 35 first-order climate sites, 34 received above average precipitation, with 26 of those sites ranking this June among their top 10 wettest. Wilmington, DE, at 352 percent of normal, set a new monthly precipitation record for June. In fact, it was the 4th wettest month in Wilmington since recordkeeping began. Philadelphia, PA, at 308 percent of normal, also set a new June precipitation record. It was the 6th wettest month since recordkeeping began in Philadelphia. As for June temperatures, 31 of 35 climate sites were warmer than normal, with 8 sites ranking the month among their top 20 warmest.