Historical clue formulations

• Frigid — 2019-10-22
• Freezing — 2019-06-29
• Phrase in beer ads — 2017-06-21
• Opposite of torrid — 2010-05-01
• Chilled — 2005-09-03
• Freezing — 2003-11-27
• Frigid — 2003-06-01
• Chilled — 2001-03-30
• Freezing — 2001-03-21
• Gelid — 1996-12-27
• Freezing — 1994-07-02