A heat wave hit much of the central U.S. over the weekend, while snow and cool temperatures arrived in the Northwest.

Here’s a look back at what happened in the Chicago area on July 7, according to the Tribune’s archives. Is an important event missing from this date? Email us. Weather records (from the National ...

California records - All-time highest temperature: 134° F (Greenland Ranch on July 10, 1913) - All-time lowest temperature: -45° F (Boca on Jan. 20, 1937) - All-time highest 24-hour precipitation: ...

Snow covered Chile's Atacama Desert, offering a rare sight of winter in a place with almost nonexistent rainfall and normally ...

Glaciers are flowing rivers of ice, formed when snowfall compresses into a solid sheet. Over the span of hundreds of years, ...

Kentucky records - All-time highest temperature: 114° F (Greensburg on July 28, 1930) - All-time lowest temperature: -37° F (Shelbyville on Jan. 19, 1994) - All-time highest 24-hour precipitation: ...

Idaho records - All-time highest temperature: 118° F (Orofino on July 28, 1934) - All-time lowest temperature: -60° F (Island Park Dam on Jan. 18, 1943) - All-time highest 24-hour precipitation: 7.17 ...

Florida records - All-time highest temperature: 109° F (Monticello on June 29, 1931) - All-time lowest temperature: -2° F (Tallahassee on Feb. 13, 1899) - All-time highest 24-hour precipitation: 23.28 ...

Massachusetts records - All-time highest temperature: 107° F (Chester on Aug. 2, 1975) - All-time lowest temperature: -35° F (Chester on Jan. 12, 1981) - All-time highest 24-hour precipitation: 18.15 ...

Georgia records - All-time highest temperature: 112° F (Greenville 2 NNW on Aug. 20, 1983) - All-time lowest temperature: ...

Stacker consulted data from the NOAA's State Climate Extremes Committee (SCEC) to illustrate the hottest and coldest ...