Wayne Gretzky has the highest plus/minus in a month, at +32 in November 1983.

Interpreted as:

highest plus/minus by a player in a month

	NAME	+/-	MONTH	GP	G	A	P	PIM	PPG	PPA	SHG	SHA	GWG	OTG	S	S%	FOW	FO	HIT	BKS	TKA	GVA	TOI/GP
1	Wayne Gretzky W. Gretzky	+32	November 1983	14	17	32	49	6	2	4	3	2	1	0	54	31.5
2	Larry Robinson L. Robinson	+27	November 1976	13	5	13	18	4	0	3	0	0	0	0	35	14.3
3	Bobby Orr B. Orr	+27	January 1971	13	8	16	24	4	1	6	0	2	1	0	68	11.8
4	Marty McSorley M. McSorley	+26	February 1991	13	3	14	17	20	1	2	0	0	1	0	23	13.0
5	Wayne Gretzky W. Gretzky	+26	October 1984	10	11	19	30	4	0	5	2	1	1	0	48	22.9
6	Jari Kurri J. Kurri	+26	October 1984	10	10	13	23	0	2	1	1	0	1	0	26	38.5
7	Bryan Trottier B. Trottier	+26	December 1978	14	16	20	36	2	4	5	0	0	4	0	52	30.8
8	Bobby Orr B. Orr	+26	March 1971	15	8	23	31	10	0	9	1	0	2	0	62	12.9
9	Jacques Laperriere J. Laperriere	+25	February 1973	13	4	5	9	4	1	0	0	0	0	0	22	18.2
10	Gary Suter G. Suter	+24	March 1988	14	8	15	23	21	2	5	0	1	1	0	47	17.0
11	Michel Goulet M. Goulet	+24	January 1984	13	16	11	27	9	1	1	2	0	4	0	46	34.8
12	Bobby Clarke B. Clarke	+24	March 1975	15	7	28	35	14	3	10	1	0	1	0	30	23.3
13	Bobby Orr B. Orr	+24	February 1972	14	8	20	28	23	2	4	1	0	1	0	68	11.8
14	Wayne Gretzky W. Gretzky	+23	January 1987	14	10	25	35	4	2	2	2	1	0	0	36	27.8
15	Wayne Gretzky W. Gretzky	+23	March 1986	14	6	31	37	12	1	4	0	3	1	0	54	11.1
16	Bryan Trottier B. Trottier	+23	February 1982	14	17	15	32	8	7	6	1	1	4	0	46	37.0
17	Larry Robinson L. Robinson	+23	February 1977	12	3	8	11	9	0	2	0	0	0	0	38	7.9
18	Bobby Orr B. Orr	+23	January 1972	14	5	12	17	11	0	5	1	0	2	0	61	8.2
19	Bobby Orr B. Orr	+23	January 1969	14	3	11	14	13	0	4	0	0	0	0	52	5.8
20	Jonas Siegenthaler J. Siegenthaler	+22	November 2022	14	0	4	4	16	0	0	0	0	0	0	19	0.0	0	0	14	26	7	5	21:11
21	Mark Howe M. Howe	+22	November 1985	11	4	6	10	4	1	3	0	1	0	0	27	14.8
22	Jari Kurri J. Kurri	+22	December 1984	12	13	17	30	8	3	3	1	2	1	0	45	28.9
23	Wayne Gretzky W. Gretzky	+22	January 1984	13	19	21	40	2	2	5	2	2	2	0	69	27.5
24	Bryan Trottier B. Trottier	+22	December 1983	14	14	16	30	18	1	3	1	0	1	0	32	43.8
25	Charlie Huddy C. Huddy	+22	March 1983	12	1	7	8	15	0	3	0	0	0	0	22	4.5