I couldn't find anything for this season, but the Winnipeg Jets had the most wins by a team in December 2023, with 10 wins.

	TEAM	W	MONTH	GP	L	OTL	PTS	PTS%	SOW	SOL	G	GA	DIFF	PP%	PK%	S/GP	S%	SA/GP	SV%
1	Jets	10	December 2023	13	1	2	22	.846	0	0	45	24	21	13.9	78.4	31.15	11.1	29.85	.938
2	Oilers	9	December 2023	12	3	0	18	.750	1	0	48	31	17	21.2	81.8	35.08	11.4	27.92	.907
3	Wild	9	December 2023	14	5	0	18	.643	2	0	42	34	8	23.1	76.6	29.07	10.3	30.07	.919
4	Rangers	9	December 2023	14	5	0	18	.643	0	0	51	43	8	33.3	83.3	31.93	11.4	30.50	.899
5	Stars	9	December 2023	14	4	1	19	.679	1	0	56	46	10	25.6	80.5	31.86	12.6	28.29	.884
6	Predators	9	December 2023	15	5	1	19	.633	2	0	43	44	-1	24.4	81.6	29.60	9.7	30.93	.905
7	Flyers	8	December 2023	13	2	3	19	.731	2	1	39	32	7	8.1	89.5	31.92	9.4	30.38	.919
8	Canucks	8	December 2023	12	2	2	18	.750	0	1	44	31	13	12.5	80.6	25.58	14.3	28.67	.910
9	Islanders	8	December 2023	14	3	3	19	.679	0	1	49	47	2	23.7	76.3	31.36	11.2	35.36	.905
10	Avalanche	8	December 2023	15	5	2	18	.600	0	1	51	47	4	28.6	76.2	31.33	10.9	29.53	.894
11	Coyotes	8	December 2023	13	5	0	16	.615	0	0	38	32	6	20.0	79.3	26.92	10.9	28.77	.914
12	Lightning	8	December 2023	14	6	0	16	.571	1	0	42	46	-4	21.4	70.3	28.93	10.4	30.43	.892
13	Panthers	8	December 2023	13	5	0	16	.615	0	0	38	35	3	24.3	84.4	34.38	8.5	26.15	.897
14	Devils	8	December 2023	14	5	1	17	.607	0	0	45	48	-3	19.4	83.3	30.86	10.4	28.36	.879
15	Kings	7	December 2023	13	4	2	16	.615	1	1	38	30	8	17.9	81.6	36.38	8.0	26.15	.912
16	Bruins	7	December 2023	13	3	3	17	.654	1	0	39	36	3	38.2	81.3	28.85	10.4	32.77	.915
17	Penguins	7	December 2023	13	3	3	17	.654	2	1	36	35	1	15.1	79.1	31.92	8.7	29.85	.910
18	Hurricanes	7	December 2023	15	5	3	17	.567	0	2	49	42	7	36.7	93.8	32.47	10.1	27.27	.897
19	Golden Knights	7	December 2023	13	5	1	15	.577	1	0	48	45	3	24.5	71.4	33.38	11.1	30.46	.886
20	Blues	6	December 2023	14	8	0	12	.429	0	0	38	49	-11	12.8	78.0	32.29	8.4	30.29	.884
21	Kraken	6	December 2023	13	4	3	15	.577	0	1	31	27	4	18.8	89.2	28.77	8.3	29.69	.930
22	Senators	6	December 2023	15	9	0	12	.400	0	0	51	53	-2	15.7	69.2	32.40	10.5	32.40	.891
23	Canadiens	5	December 2023	13	5	3	13	.500	1	1	37	42	-5	21.4	69.4	29.46	9.7	31.15	.896
24	Maple Leafs	5	December 2023	13	4	4	14	.538	0	0	51	48	3	27.8	75.0	33.69	11.6	31.23	.882
25	Red Wings	5	December 2023	15	9	1	11	.367	1	0	50	64	-14	18.2	83.0	29.60	11.3	34.27	.875