The New York Mets have homered 48 times on May 31 all-time.

	TEAM	DATE	HR	TM		OPP	RESULT	AB	R	H	2B	3B	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Mets	5/31/1962	0	NYM	vs	LAD	L 3-6	29	3	3	1	0	3	4	0	4	0	0	34	4	1	0	1	0	2	.103	.206	.138	.344
2	Mets	5/31/1963	0	NYM	vs	PIT	L 0-2	30	0	4	0	0	0	2	0	5	0	0	32	4	0	0	0	1	2	.133	.188	.133	.321
3	Mets	5/31/1964	1	NYM	vs	SFG	L 3-5	34	3	8	1	0	3	0	1	7	0	0	36	12	2	1	0	0	1	.235	.257	.353	.610
4	Mets	5/31/1964	1	NYM	vs	SFG	L 6-8	85	6	20	1	1	6	3	1	22	0	1	91	26	3	2	0	1	2	.235	.270	.306	.576
5	Mets	5/31/1965	1	NYM	@	CHC	W 5-2	36	5	10	1	0	5	5	1	5	0	0	43	14	2	1	0	2	0	.278	.381	.389	.770
6	Mets	5/31/1965	0	NYM	@	CHC	N 3-3	34	3	8	3	0	2	4	0	6	0	0	39	11	3	1	0	1	1	.235	.316	.324	.639
7	Mets	5/31/1966	2	NYM	vs	PHI	L 4-6	36	4	11	2	0	3	3	0	4	0	0	39	19	4	0	0	0	1	.306	.359	.528	.887
8	Mets	5/31/1967	1	NYM	@	HOU	L 1-6	30	1	4	0	0	1	1	0	8	0	0	32	7	1	1	0	0	0	.133	.161	.233	.395
9	Mets	5/31/1968	0	NYM	vs	STL	L 0-2	29	0	2	0	0	0	0	0	7	0	0	29	2	0	0	0	0	0	.069	.069	.069	.138
10	Mets	5/31/1969	1	NYM	vs	SFG	W 4-2	30	4	8	0	0	4	4	0	7	1	0	35	11	1	1	0	2	1	.267	.353	.367	.720
11	Mets	5/31/1970	3	NYM	vs	HOU	W 14-4	35	14	13	2	1	14	7	0	10	0	1	45	26	6	2	1	0	0	.371	.465	.743	1.208
12	Mets	5/31/1970	0	NYM	vs	HOU	W 4-3	53	4	14	1	0	4	10	0	7	1	2	63	15	1	0	0	2	1	.264	.381	.283	.664
13	Mets	5/31/1971	0	NYM	@	SFG	L 1-2	39	1	7	1	0	1	3	1	8	0	0	44	8	1	1	0	0	0	.179	.256	.205	.461
14	Mets	5/31/1974	0	NYM	vs	HOU	L 1-7	33	1	7	1	0	1	6	0	2	1	0	40	8	1	1	0	0	0	.212	.333	.242	.576
15	Mets	5/31/1975	0	NYM	vs	SDP	W 7-2	36	7	17	1	0	7	1	0	3	0	0	39	18	1	1	1	1	3	.472	.474	.500	.974
16	Mets	5/31/1976	0	NYM	vs	PIT	W 13-2	37	13	14	3	0	13	5	0	7	0	1	43	17	3	0	1	0	0	.378	.442	.459	.901
17	Mets	5/31/1976	1	NYM	vs	PIT	L 1-2	32	1	5	0	0	1	2	0	8	0	0	34	8	1	0	0	0	0	.156	.206	.250	.456
18	Mets	5/31/1977	0	NYM	vs	MON	W 6-2	35	6	12	3	1	6	2	0	2	1	1	37	17	4	0	0	0	0	.343	.378	.486	.864
19	Mets	5/31/1978	1	NYM	vs	STL	L 4-5	30	4	7	1	0	4	3	0	5	0	1	34	11	2	0	1	0	1	.233	.294	.367	.661
20	Mets	5/31/1979	1	NYM	@	STL	L 6-9	39	6	13	3	0	6	1	0	5	2	0	40	19	4	0	0	0	1	.333	.350	.487	.837
21	Mets	5/31/1980	0	NYM	@	PIT	L 0-5	32	0	7	0	0	0	1	0	6	0	0	33	7	0	0	0	0	2	.219	.242	.219	.461
22	Mets	5/31/1981	1	NYM	vs	CHC	W 3-2	29	3	5	2	0	3	1	0	5	0	1	30	10	3	0	0	0	0	.172	.200	.345	.545
23	Mets	5/31/1982	1	NYM	vs	ATL	W 10-4	37	10	16	3	0	9	4	0	5	3	0	42	22	4	1	0	0	2	.432	.488	.595	1.082
24	Mets	5/31/1983	0	NYM	@	SFG	L 1-2	31	1	4	1	0	1	4	0	9	3	0	35	5	1	0	0	0	0	.129	.229	.161	.390
25	Mets	5/31/1984	0	NYM	vs	STL	L 2-5	35	2	10	1	0	2	2	0	4	0	0	37	11	1	0	0	0	3	.286	.324	.314	.639
	Total		48					2,186	266	567	91	11	256	183	14	426	38	17	2,431	824	150	33	15	24	52	.259	.319	.377	.696