July 21 Weather History

...1861... Weather for the Battle of Bull Run was described: "the weather was hot and great clouds of dust."

...1911... The temperature at Painter WY dipped to 10 degrees to equal the record low for July for the continental U.S.

...1916... Hurricane # 3 passed over Martha's Vineyard Island as a tropical storm on this date. Newport, Rhode Island recorded a wind gust of 44 miles per hour, setting the record high gust for the date,1.78 of inches of rain fell and the barometric pressure dipped to 29.44 inches.

...1929... The barometric pressure rose to 30.40 inches at Newport, Rhode Island, breaking the old record of 30.31 inches set in 1927.

...1930... The record high temperature for the state of Delaware was set at Millsboro. The thermometer hit 110 degrees.

...1934... The temperature reached 109 degrees at Cincinnati OH to cap their hottest summer of record. The state record for Ohio was established that day with a reading of 113 degrees near the town of Gallipolis.

...1975... Six inches of rain fell across Mercer County NJ in just ten hours causing the worst flooding in twenty years. Assunpink Creek crested eleven feet above flood stage at Hamilton and Trenton, the highest level of record. Traffic was brought to a standstill, and railway service between New York City and Washington D.C. was cut off for two days. Flooding left 1000 persons homeless, and caused an estimated 25 million dollars damage.

...1983... The world's lowest temperature was recorded at Vostok, Antarctica with a reading of 128.6 degrees below zero.

...1986... The temperature at Columbus, Georgia reached 102 degrees, breaking the previous record for this date of 98 degrees, which was set in 1960. Today marked the 41st day in a row of temperatures of 90 degrees or higher. -The afternoon high temperature at Macon, Georgia reached 106 degrees, breaking the 1952 record for this date of 103 degrees. Today marked the 10th day in a row with temperatures of 100 degrees or higher. -Today marked the 15th day in a row that the temperature reached or exceeded the 100 degree mark at Columbia, South Carolina.

...1987... Thunderstorms produced severe weather from Utah to North Dakota, spawning a dozen tornadoes in North Dakota. Thunderstorms in North Dakota also produced baseball size hail at Clifford which caused four million dollars damage, and high winds which toppled a couple of eighty foot towers cutting off power to the town of Blanchard.

...1988... While cool air invaded the central U.S., unseasonably hot weather continued over the western states. The temperature at Spring Valley NV soared from a morning low of 35 degrees to an afternoon high of 95 degrees. Fallon NV reported an all-time record high of 108 degrees, and Death Valley CA reported their sixth straight day of 120 degree heat.

...1989... Afternoon thunderstorms over Florida produced wind gusts to 92 mph at Jacksonville, damaging thirteen light planes at Herlong Field. Five cities in Texas reported record low temperatures for the date. Corpus Christi TX equaled their record low for the date with a reading of 71 degrees, and then tied their record high for the date that afternoon with a reading of 97 degrees.

...1991... A hot one in New England! -- Windsor Locks, Connecticut hit 101 degrees which tied the record high for the day and also this was third day in a row in which the temperature had hit 100 degrees. This was the first time since records began in 1905 that the temperature had hit 100 or more for 3 consecutive days. Providence, Rhode Island recorded a searing 102 degrees to set a new record high temperature for July for the state; also, this was the second day in a row of 100 degree readings, an extremely rare event for the location. Newport, Rhode Island recorded 96 degrees, setting the record high for the date, the previous high was 92 degrees set in 1923 and the midnight temperature was a record high 81 degrees, breaking that record of 76 degrees set in 1957 and 1990.

...1994... The dew point rose to a sticky 78 degrees at Newport, Rhode Island, breaking the old record of 75 degrees that was set in 1981.  Medford, Oregon had a morning low of 74 degrees -- the highest minimum temperature ever recorded at this location.

...2000... At Newport, Rhode Island the low temperature fell to a very cool 53 degrees, breaking the old record of 54 degrees that was set in 1966.

...2005... Grand Junction, Colorado hit 106 degrees -- the city's highest temperature on record.

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