Weight / Growth Chart

Chihuahua Weight Charts
In Pounds, Ounces and Grams
(scroll down)
Weight Chart
(in pounds)
Age	Weight
Birth	0.16 lbs.	0.17 lbs.	0.19 lbs.	0.22 lbs.	0.25 lbs.	0.27 lbs.	0.28 lbs.	0.31 lbs.	0.34 lbs.
1 week	0.23	0.25	0.31	0.34	0.41	0.44	0.5	0.56	0.59
2 weeks	0.31	0.34	0.41	0.44	0.5	0.63	0.69	0.78	0.84
3 weeks	0.38	0.44	0.5	0.56	0.69	0.81	0.88	1	1.09
4 weeks	0.44	0.5	0.59	0.69	0.81	0.94	1.06	1.19	1.31
5 weeks	0.5	0.56	0.69	0.81	0.94	1.06	1.22	1.38	1.5
6 weeks	0.56	0.69	0.78	0.94	1.09	1.25	1.38	1.5	1.69
7 weeks	0.63	0.75	0.91	1.06	1.22	1.38	1.53	1.69	1.88
8 weeks	0.69	0.81	1	1.19	1.34	1.5	1.69	1.81	2.06
9 weeks	0.75	0.94	1.09	1.25	1.44	1.63	1.81	2	2.19
10 weeks	0.81	1	1.19	1.38	1.56	1.75	1.94	2.13	2.38
11 weeks	0.88	1.06	1.31	1.5	1.69	1.94	2.13	2.31	2.63
12 weeks	0.94	1.19	1.38	1.63	1.88	2.06	2.31	2.56	2.81
13 weeks	1	1.25	1.5	1.75	2	2.25	2.5	2.75	3.06
14 weeks	1.06	1.38	1.63	1.88	2.13	2.44	2.69	2.94	3.25
15 weeks	1.19	1.44	1.75	2	2.31	2.56	2.88	3.19	3.5
16 weeks	1.25	1.56	1.88	2.13	2.44	2.75	3.06	3.38	3.69
17 weeks	1.31	1.63	1.94	2.25	2.56	2.88	3.19	3.56	3.88
18 weeks	1.38	1.75	2.06	2.31	2.69	3	3.38	3.75	4.06
19 weeks	1.44	1.81	2.13	2.44	2.75	3.13	3.5	3.88	4.19
20 weeks	1.5	1.88	2.19	2.56	2.88	3.25	3.63	4	4.38
21 weeks	1.56	1.94	2.25	2.63	3	3.38	3.75	4.13	4.5
22 weeks	1.56	2	2.31	2.69	3.06	3.5	3.88	4.25	4.63
23 weeks	1.63	2.06	2.38	2.75	3.13	3.56	4	4.38	4.75
24 weeks	1.63	2.06	2.44	2.81	3.19	3.63	4.06	4.44	4.88
25 weeks	1.69	2.13	2.5	2.88	3.25	3.69	4.13	4.5	4.94
26 weeks	1.69	2.13	2.5	2.94	3.31	3.75	4.19	4.56	5
18 Months	2.00 lbs.	2.50 lbs.	3.00 lbs.	3.50 lbs.	4.00 lbs.	4.50 lbs.	5.00 lbs.	5.50 lbs.	6.00 lbs.
Weight Chart
(in ounces)
Birth	2½ oz.	2¾ oz.	3 oz.	3½ 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	2 lb.	2½ lb.	3 lb.	3½ lb.	4 lb.	4½ lb.	5 lb.	5 ½ lb.	6
(full grown)
Weight Chart
(in grams)
Age	Weight
Birth	71 gms	78 gms	85 gms	99 gms	114 gms	120.5 gms	127.5 gms	142 gms	156 gms
1 week	106.5	113.5	142	156	184	198.5	227	255	269
2 weeks	142	156	184	198.5	255	283.5	312	340	383
3 weeks	170	198.5	227	255	312	368.5	397	453.5	496
4 weeks	198.5	227	269	312	368.5	425	482	553	595
5 weeks	227	269	312	368.5	425	482	553	624	680
6 weeks	269	312	354	425	496	567	624	680	765.5
7 weeks	283.5	340	411	482	553	624	694.5	765.5	850.5
8 weeks	312	368.5	453.5	539	610	680	765.5	822	936
9 weeks	340	425	496	567	652	737	822	907	992
10 weeks	368.5	453.5	539	624	709	794	879	964	1077
11 weeks	397	482	595	680	765.5	879	964	1049	1191
12 weeks	425	539	624	737	850.5	936	1049	1162	1276
13 weeks	454	567	680	794	907	1021	1134	1247	1390
14 weeks	482	624	737	850.5	964	1106	1220	1333	1474
15 weeks	539	652	794	907	1049	1162	1304	1446	1588
16 weeks	567	709	850.5	964	1106	1247	1390	1530	1673
17 weeks	595	737	879	1021	1162	1304	1446	1616	1758
18 weeks	624	794	936	1049	1220	1361	1530	1700	1843
19 weeks	652	822	964	1106	1247	1418	1588	1758	1900
20 weeks	680	850.5	992	1162	1304	1474	1644	1814	1985
21 weeks	709	879	1021	1191	1361	1530	1700	1871	2041
22 weeks	709	907	1049	1220	1390	1588	1758	1928	2098
23 weeks	737	936	1077	1247	1418	1616	1814	1985	2155
24 weeks	737	936	1106	1276	1446	1644	1843	2013	2211
25 weeks	765.5	964	1134	1304	1474	1673	1871	2041	2240
26 weeks	765.5	964	1134	1333	1503	1700	1900	2070	2268
18 months	907 gms	1134 gms	1360 gms	1588 gms	1815 gms	2041 gms	2268 gms	2495 gms	2722 gms
(full grown)

The Complete Chihuahua Encyclopedia Hilary Harmar, 1972, Page 164
Published By Arco Publishing Company, Inc.
219 Park Avenue South, New York