It is the 60th day of the year, time to learn some ordinals. It is “первый день весны”, “kevään ensimmäinen päivä” i.e. the first day of Spring after all. Let’s start from the beginning:
первый - the first - ensimmäinen
второй - the second - toinen Remember week days from Day 30? Many of them are pretty much ordinals after all
третий - the third - kolmas
For pronunciation I used this video for practice: