Historical clue formulations

• Least friendly — 2026-07-01
• Most in need of salt, say — 2025-06-15
• Least inviting — 2023-08-20
• Most bone-chilling — 2020-01-02
• Most frigid — 2019-12-09
• Most treacherous for driving, maybe — 2014-12-26
• Least amiable — 2010-12-21
• Least welcoming — 2010-10-17
• Least friendly — 2010-04-25
• Most dangerous, as winter roads — 2009-12-29
• Least welcoming — 2008-11-21
• Least hospitable — 2008-07-25
• Most distant — 2006-11-19
• Most reserved — 2004-06-24
• Least emotional — 2001-04-15
• Least amiable — 1997-08-31