In English, the days of the week and months of the year begin with capital letters; in Spanish, they begin with lowercase letters.
The days of the week
| Spanish | English |
|---|---|
| lunes | Monday |
| martes | Tuesday |
| miércoles | Wednesday |
| jueves | Thursday |
| viernes | Friday |
| sábado | Saturday |
| domingo | Sunday |
| fin de semana | weekend |
The months of the year
| Spanish | English |
|---|---|
| enero | January |
| febrero | February |
| marzo | March |
| abril | April |
| mayo | May |
| junio | June |
| julio | July |
| agosto | August |
| septiembre | September |
| octubre | October |
| noviembre | November |
| diciembre | December |