...1816... The temperature reached 92 degrees at Salem MA during an early heat wave, but then plunged 49 degrees in 24 hours to commence the famous "year without a summer".
...1894... One of the greatest floods in U.S. history occurred as the Williamette River overflowed to inundate half of the business district of Portland OR.
...1899... The high temperature peaked at 93 degrees at Newport, Rhode Island which broke the record of 83 degrees set in 1893.
...1934... Los Angeles, California received .33 inches of rain in 2 hours, making this its most intense June rainfall.
...1944... D-Day weather at Normandy, France: June 5 -lowest June barometer of record June 6 - 0400 - 4/10 to 6/10 cloud cover at 3000 feet June 6 - 0545 - beachhead clear, 6/10 cloud cover inland.
...1964... At Newport, Rhode Island the low temperature fell to 41 degrees, breaking the record of 44 degrees set in 1945.
...1975... A tornado, reportedly spinning backwards (spinning clockwise), was sighted near Alva OK.
...1977... Severe thunderstorms with large hail and winds to 100 mph caused one million dollars damage around Norfolk VA. A forty-two foot fishing boat capsized near the Chesapeake Bay Bridge Tunnel drowning 13 of the 27 persons on board.
...1986... The Great Salt Lake in Utah reached its historic high water level with the surface level at 4211.85 feet, exceeding the previous record of 4211.60 feet by 0.25 feet (3 inches). The previous record was set in June of 1873 before the building of any causeways or dikes.
...1987... Thunderstorms in southern California produced one inch hail at Mount Pinos, and marble size hail at Palmdale. Thunderstorms in southeastern Arizona produced heavy rain leaving some washes under four feet of water. Six cities in the north central U.S. reported record high temperatures for the date as readings soared into the upper 90s.
...1988... The wind gusted to 43 miles per hour at Newport, Rhode Island, breaking the record of 34 miles per hour that was set in 1953. Seventeen cities in the north central U.S. reported record high temperatures for the date, including Williston ND with a reading of 104 degrees. Thunderstorms in Florida produced wind gusts to 65 mph which damaged two mobile homes northwest of Melbourne injuring six people.
...1989... Thunderstorms developing during the late morning hours produced severe weather through the afternoon and night. Thunderstorms spawned 13 tornadoes, and there were 154 reports of large hail and damaging winds. A strong (F-3) tornado injured six persons at Lorenzo TX, and thunderstorm winds gusting to 100 mph killed one person at Glasscock City TX. Softball size hail was reported at Lipscomb TX and Glen Cove TX.
...1990... A strong (F3) tornado tore through Limon, Colorado. 228 of the town's homes and trailers were either damaged or destroyed and nearly 80 percent of the central business district was wiped out. Hail up to 2.5 inches in diameter damaged the roofs of over 90 percent of the houses of Limon.