Historical clue formulations

• Pleasantly warm — 2014-10-06
• Pleasant, weatherwise — 2011-10-24
• Like Indian summer days — 2010-06-02
• Touched in the head — 2005-06-06
• Mild, as weather — 2003-03-24
• Like pleasant fall weather — 2002-09-28
• Mild, as weather — 2000-10-23
• Favorable forecast — 2000-08-07
• Mild, as weather — 1997-12-15
• Mild and pleasant — 1995-10-24
• Mild — 1995-09-14
• Nuts — 1994-07-21
• Like nice weather — 1994-02-20