Keeping Time

A year on Caraeus is 364 days long. Each year is divided into 13 months of 28 days and subdivided into 4 7-day weeks.
The weekdays, in order, are:

1. Mensisday
2. Toilday
3. Wealday
4. Oathday
5. Forgeday
6. Starday
7. Sidusday

The months, in order, are:

1. Harvesttide
2. Redfall
3. Lowsun
4. Frostmoot
5. Fellnight
6. Deepsnow
7. Winterwane
8. Rainmoot
9. Palesun
10. Lastbloom
11. Firemoot
12. Highsun
13. Firewane

Sidus and Mensis

Caraeus has two moons.
The larger of the two moons is called Mensis.
It's cycle is 28 days long, hence it's cycle takes 1 month.
It appears slightly bigger in the sky than the Moon on Earth and slightly brighter. The differences wouldn't be noticeable.
The smaller of the two moons is called Sidus.
It's cycle is 91 days long, hence it's cycle takes 1 season.
It appears about one fifth the size of the Moon on Earth and about a tenth as bright.