The Argosshian Calendar

"Hah, for a minute I forgot what month we were in." - Pym Whiffton after a long bout of drinking.

At a Glance
The Argosshian Calendar was the oldest known measurement of seasons in the mortal realm. The Argosshian Calendar year was organized into 16 months, each month divided into 4 weeks of 7 days each. Each month typically had an analogous relationship with one of the world's deities with the roots of the calendar being believed as having been formulated by the deity Ioun himself

Spring
Sehuun - The Month of Compassion (Sehahnine)

Meluun - The Month of Hunting (Melora)

Koruun - The Month of Storms (Kord)

Ravuun - The Month of Death (The Raven Queen)

Summer
Huun - The Month of War (Hextor)

Ogunn - The Month of Radiant Sun (Oghma)

Cuun - The Month of Creation (Corellon)

Asmuun - The Month of Disaster (Asmodeus)

Fall
Tunn - The Month of Servitude (Torog)

Avuun - The Month of Travel (Avandra)

Iuun - The Month of Learning (Ioun)

Luun - The Month of Darkness (Lolth)

Winter
Damuun - The Month of Good Fortune (Deck of Many Things)

Ruun - The Month of Hibernation (Rem)

Bahuun - The Month of Protection (Bahamut)

Vecuun - The Month of Pestilence (Vecna)