Traditional Lakota time expressions centered on the changing moons, seasonal changes, and the four important times of day (dawn, noon, sunset, and midnight). Time references to days of the week and the clock comes out of contact with European immigrants.
The seasons, which start on the spring equinox, summer solstice, fall equinox, and the winter solstice were described as times of birth in that every season is a new birth. The word etu designates time.
Wétu (suntime) Spring
Blokétu (potato time) Summer
Ptaƞyétu (changeable time) Fall
Waníyetu (snow time) Winter
Days of the Week
Aƞpétu Tȟokáheya (Monday)
Aƞpétu Núƞpa (Tuesday)
Aƞpétu Yámni (Wednesday)
Aƞpétu Tópa (Thursday)
Aƞpétu Záptaƞ (Friday)
Owáƞkayužažapi (Day to wash the Floor – Saturday)
Aƞpétu Wakȟáƞ (Day of power – Sunday)
Le aƞpétu kiƞ táku hwo? (What day is it today?)*
Four Important Times of Day
Áƞpo kiƞ (at dawn)
Wíčhokaƞ hiyaye kiƞ (when the sun is in the middle of its journey – noon)
Wímahél iyáye kiƞ (when the sun went in – sunset)
Haƞčhókaƞyaƞ kiƞ (middle of the night – midnight)
*hwo is a verbal question mark used by males. Females say “he” for verbal question mark.