A year on [[The Material Plane of Caledon|Caledon]] consists of 365 days, divided into twelve thirty [[Day]] (3 [[Week]]) long [[Month|Months]] interspersed with five days of celebration. Caledon does not have leap years.
Years are grouped into three ages:
- [[The Age of Dragons]]
- [[The Age of Elves]]
- [[The Age of Man]]
# Months and Days of Celebration
1. Hammer
- New Years Day on 1 Hammer
- Day of **Midwinter** between 30 Hammer and 1 Alturiak
2. Alturiak
3. Ches
- [[Spring Equinox]] on 19 Ches
4. Tarsakh
- Day of Greengrass between 30 Tarsakh 30 and 1 Mirtul
5. Mirtul
- [[Knighting Day]] is celebrated on 7 Mirtul in [[Respite]].
6. Kythorn
- [[Summer Solstice]] on 20 Kythorn
- [[Kessig Day]] is celebrated on 29 Kythorn in [[Kessig Monastery]].
7. Flamerule
- [[Krashaprovos' Midsummer Festival]] is celebrated at the end of Flamerule in [[Krashaprovos]].
- Day of **Midsummer** between 30 Flamerule and 1 Eleasis.
8. Eleasis
9. Eleint
- [[Respite's Harvest Festival]] at the end of Eleint in [[Respite]].
- [[Autumn Equinox]] on 21 Eleint
- [[Glacialhide's Harvest]] is held in [[Respite]].
- Day of **Highharvesttide** between 30 Eleint and 1 Marpenoth
10. Marpenoth
11. Uktar
- Day of **Feast of the Moon** between 30 Uktar and 1 Nightal
12. Nightal
- [[Winter Solstice]] on 20 Nightal
- [[New Years Eve]] on 30 Nightal
See [The Calendar of Harptos](https://forgottenrealms.fandom.com/wiki/Calendar_of_Harptos).