HOAR
| Date | Clue |
|---|---|
| 2025-03-09 | Frost |
| 2024-10-08 | Winter frost |
| 2024-04-18 | Winter frost |
| 2022-12-11 | Frost |
| 2022-03-31 | Frost |
| 2022-01-13 | Rime |
| 2020-05-14 | Frost |
| 2020-01-05 | Winter leaf covering |
| 2018-02-01 | Frost |
| 2017-12-01 | Frozen dew |
| 2017-09-12 | Frost |
| 2017-06-15 | Winter frost |
| 2015-02-16 | Winter frost |
| 2012-10-01 | Winter frost |
| 2011-09-03 | Window coating? |
| 2010-10-10 | Frozen dew |
| 2008-12-27 | Look of aged whitening |
| 2008-09-11 | Frost |
| 2008-01-11 | Winter coat? |
| 2005-11-19 | Cold cover |
| 2005-04-15 | Frost |
| 2005-03-22 | Rime |
| 2005-02-06 | Rime |
| 2004-06-20 | Rime |
| 2004-04-03 | Frost |
| 2003-03-19 | Winter coating |
| 2002-08-11 | Icy coating |
| 2000-11-05 | Frost |
| 2000-07-10 | Frost |
| 2000-06-15 | Frost |
| 1999-01-21 | Frozen dew |
| 1998-03-31 | Frost |
| 1997-08-12 | Frost |
| 1996-12-08 | Frost |
| 1996-05-23 | Frost |
| 1996-01-16 | Rime |
| 1995-12-11 | Frost |
| 1995-05-23 | Frozen dew |
| 1995-05-16 | Frost |
| 1995-03-01 | Frozen dew |
| 1995-01-09 | Kind of frost |