| 100% | TET | 3 | Vietnamese New Year, celebrated on the first day of the Lunar calendar |
| 78% | TET | 3 | Vietnamese New Year celebrated during the first seven days of the first lunar month of the year |
| 63% | TET | 3 | First day of the Lunar New Year, in Vietnam |
| 56% | LABOR | 5 | Day celebrated on the first Monday of September |
| 48% | SLEDS | 5 | Toys that might be dusted off on the first snow day of the year |
| 47% | ADVENT | 6 | & 18D First day of the liturgical year in Western Christianity, falling on any date between November 27 and December 3 |
| 47% | JOANBAEZ | 8 | *Singer on the first day of Woodstock |
| 47% | SHANATOVA | 9 | Greeting on the first day of Tishri |
| 47% | ASHES | 5 | Symbol on the first day of Lent |
| 47% | UNITY | 5 | Principle celebrated on the first night of Kwanzaa |
| 47% | ASHES | 5 | Symbol bestowed on the first day of Lent |
| 47% | PARTRIDGE | 9 | Bird given on the first day of Christmas |
| 46% | RAMA | 4 | He's celebrated on the ninth day of Chaitra |
| 46% | OMISOKA | 7 | Japanese celebration on the last day of the year |
| 46% | NEWKID | 6 | Object of curiosity on the first day of school |
| 46% | ASHES | 5 | They're bestowed on the first day of Lent |
| 46% | SYLLABUS | 8 | Professor's handout on the first day of class |
| 46% | MARCH | 5 | Month that was the first of the new year in early 3-Down calendars |
| 46% | RAVI | 4 | He performed before Melanie on the first day of Woodstock |
| 45% | DREWBLOOD | 9 | What the vampires did on the first day of art class? |
| 45% | SHY | 3 | Having trouble making friends on the first day of school, say |
| 45% | CALENDS | 7 | First day of the month in Ancient Roman calendar |
| 45% | TET | 3 | Vietnamese New Year that marks the arrival of spring |
| 45% | TET | 3 | Holiday celebrating the first day of spring |
| 45% | RENT | 4 | Payment that's often due on the first day of each month |
| 44% | MANIC | 5 | "___ Monday," hit by the Bangles that celebrates the first day of the week |
| 44% | YTD | 3 | Period of time from the first day of the year till today: Abbr. |
| 44% | ONE | 3 | (5/5) End of a New Year's countdown...or the number that follows 31 on the calendar |
| 44% | APRIL | 5 | First month of the year with 30 days |