Age

Nighttime Sleep

Daytime Sleep *

Total Sleep

1 month

8 1/2

7 (3)

15 1/2

3 months

10

5 (3)

15

6 months

11

3 1/4 (2)

14 1/4

9 months

11

3 (2)

14

12 months

11 1/4

2 1/2 (2)

13 3/4

18 months

11 1/4

2 1/4 (1)

13 1/2

2 years

11

2 (1)

13

3 years

10 1/2

1 1/2 (1)

12

* number of naps in parentheses