Historical clue formulations

• Like sticky summer weather — 2026-07-06
• Muggy — 2025-11-24
• Like some unpleasant air — 2022-10-07
• Like the dog days of summer — 2021-09-12
• Like summer in the South — 2020-03-19
• Like summers in Washington, D.C. — 2018-12-18
• Sweat-inducing, as weather — 2015-06-23
• Sticky — 2014-11-02
• Moist — 2011-06-24
• Hot partner? — 2010-10-22
• Steamy — 2009-06-10
• "Three H's" component — 2006-10-05
• One of the three H's — 2005-09-22
• Opposite of dry — 2003-09-09
• Raising a sweat, perhaps — 1999-07-11
• Like greenhouse air — 1997-07-09
• Sticky — 1994-08-06
• Like August weather, perhaps — 1994-08-01
• August forecast — 1993-12-13