For your easy reference, the following is a list of weeks and years with their corresponding date:
22 February 2015 – 1st Sunday of Lent Year B
23 February 2015 – Monday of the 1st Week of Lent
24 February 2015 – Tuesday of the 1st Week of Lent
25 February 2015 – Wednesday of the 1st Week of Lent
26 February 2015 – Thursday of the 1st Week of Lent
27 February 2015 – Friday of the 1st Week of Lent