Chihuahua Growth Chart This chart can be used to provide an estimate for the weight of your puppy full grown. However, this chart isn't always correct, it is simply meant to be used as a guideline. Other things for estimating a puppy's adult weight should be taken into consideration. This chart also doesn't allow for overweight dogs. No puppy's adult weight can be guaranteed, only an estimate can be provided. |
Birth |
2½ oz. |
2¾ oz. |
3 oz. |
3.5 oz. |
4 oz. |
4¼ oz |
4½ oz. |
5 oz. |
5½ oz. |
1 week |
3¾ |
4 |
5 |
5½ |
6½ |
7 |
8 |
9 |
9½ |
2 weeks |
5 |
5½ |
6½ |
7 |
9 |
10 |
11 |
12½ |
13½ |
3 weeks |
6 |
7 |
8 |
9 |
11 |
13 |
14 |
16 |
17½ |
4 weeks |
7 |
8 |
9½ |
11 |
13 |
15 |
17 |
19½ |
21 |
5 weeks |
8 |
9 |
11 |
13 |
15 |
17 |
19½ |
22 |
24 |
6 weeks |
9 |
11 |
12½ |
15 |
17½ |
20 |
22 |
24 |
27 |
7 weeks |
10 |
12 |
14½ |
17 |
19½ |
22 |
24½ |
27 |
30 |
8 weeks |
11 |
13 |
16 |
19 |
21½ |
24 |
27 |
29 |
33 |
9 weeks |
12 |
15 |
17½ |
20 |
23 |
26 |
29 |
32 |
35 |
10 weeks |
13 |
16 |
19 |
22 |
25 |
28 |
31 |
34 |
38 |
11 weeks |
14 |
17 |
21 |
24 |
27 |
31 |
34 |
37 |
42 |
12 weeks |
15 |
19 |
22 |
26 |
30 |
33 |
37 |
41 |
45 |
13 weeks |
16 |
20 |
24 |
28 |
32 |
36 |
40 |
44 |
49 |
14 weeks |
17 |
22 |
26 |
30 |
34 |
39 |
43 |
47 |
52 |
15 weeks |
19 |
23 |
28 |
32 |
37 |
41 |
46 |
51 |
56 |
16 weeks |
20 |
25 |
30 |
34 |
39 |
44 |
49 |
54 |
59 |
17 weeks |
21 |
26 |
31 |
36 |
41 |
46 |
51 |
57 |
62 |
18 weeks |
22 |
28 |
33 |
37 |
43 |
48 |
54 |
60 |
65 |
19 weeks |
23 |
29 |
34 |
39 |
44 |
50 |
56 |
62 |
67 |
20 weeks |
24 |
30 |
35 |
41 |
46 |
52 |
58 |
64 |
70 |
21 weeks |
25 |
31 |
36 |
42 |
48 |
54 |
60 |
66 |
72 |
22 weeks |
25 |
32 |
37 |
43 |
49 |
56 |
62 |
68 |
74 |
23 weeks |
26 |
33 |
38 |
44 |
50 |
57 |
64 |
70 |
76 |
24 weeks |
26 |
33 |
39 |
45 |
51 |
58 |
65 |
71 |
78 |
25 weeks |
27 |
34 |
40 |
46 |
52 |
59 |
66 |
72 |
79 |
26 weeks |
27 |
34 |
40 |
47 |
53 |
60 |
67 |
73 |
80 |
18 months-full grown |
2 lb. |
2½ lb. |
3 lb. |
3½ lb. |
4 lb. |
4½ lb. |
5 lb. |
5 ½ lb. |
6 lb. |
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