National Weather Service, Lincoln IL -- Lincoln Climate -- APR/MAY/JUN Normals

April
Date	Average High (°F)	Average Low (°F)	Mean Temp (°F)	Heating Degree Days	Cooling Degree Days	Month to Date Precip. (in.)	Month to Date Snow (in.)
1	58	36	47	18	0	0.11	0.0
2	59	36	47	18	0	0.22	0.0
3	59	37	48	17	0	0.32	0.1
4	59	37	48	17	0	0.43	0.1
5	60	37	49	17	0	0.53	0.1
6	60	38	49	16	0	0.63	0.1
7	61	38	49	16	0	0.74	0.1
8	61	38	50	16	0	0.85	0.2
9	61	39	50	15	0	0.96	0.2
10	62	39	50	15	0	1.08	0.2
11	62	39	51	15	0	1.19	0.2
12	63	40	51	14	0	1.31	0.2
13	63	40	51	14	0	1.42	0.2
14	63	40	52	14	0	1.54	0.2
15	64	41	52	13	0	1.66	0.2
16	64	41	53	13	0	1.79	0.2
17	65	41	53	13	0	1.92	0.3
18	65	42	53	12	1	2.04	0.3
19	65	42	54	12	1	2.17	0.3
20	66	43	54	11	1	2.30	0.3
21	66	43	55	11	1	2.44	0.3
22	67	43	55	11	1	2.57	0.3
23	67	44	55	10	1	2.70	0.3
24	67	44	56	10	1	2.83	0.3
25	68	44	56	10	1	2.95	0.3
26	68	45	56	9	1	3.08	0.3
27	68	45	57	9	1	3.21	0.3
28	69	46	57	9	1	3.34	0.3
29	69	46	57	8	1	3.47	0.3
30	69	46	58	8	1	3.61	0.3
MONTHLY AVERAGES	63.9	40.9	52.4	391	13	3.61	0.3

May
Date	Average High (°F)	Average Low (°F)	Mean Temp (°F)	Heating Degree Days	Cooling Degree Days	Month to Date Precip. (in.)	Month to Date Snow (in.)
1	70	47	58	8	1	0.13	0.0
2	70	47	59	7	1	0.26	0.0
3	70	47	59	7	1	0.39	0.0
4	71	48	59	7	1	0.53	0.0
5	71	48	60	7	1	0.67	0.0
6	71	49	60	7	1	0.81	0.0
7	72	49	60	6	1	0.94	0.0
8	72	49	61	6	1	1.07	0.0
9	72	50	61	6	1	1.21	0.0
10	73	50	61	5	2	1.34	0.0
11	73	50	62	5	2	1.48	0.0
12	73	51	62	5	2	1.62	0.0
13	73	51	62	5	2	1.75	0.0
14	74	51	63	5	2	1.89	0.0
15	74	52	63	4	2	2.01	0.0
16	74	52	63	4	2	2.14	0.0
17	75	52	63	4	2	2.27	0.0
18	75	53	64	4	3	2.40	0.0
19	75	53	64	4	3	2.53	0.0
20	76	53	64	4	3	2.66	0.0
21	76	54	65	3	3	2.80	0.0
22	76	54	65	3	3	2.93	0.0
23	76	54	65	3	3	3.07	0.0
24	77	55	66	3	3	3.21	0.0
25	77	55	66	3	4	3.36	0.0
26	77	55	66	3	4	3.49	0.0
27	78	55	67	2	4	3.63	0.0
28	78	56	67	2	4	3.76	0.0
29	78	56	67	2	4	3.90	0.0
30	79	56	68	2	4	4.03	0.0
31	79	57	68	2	5	4.16	0.0
MONTHLY AVERAGES	74.3	51.8	63.0	136	76	4.16	0.0

June
Date	Average High (°F)	Average Low (°F)	Mean Temp (°F)	Heating Degree Days	Cooling Degree Days	Month to Date Precip. (in.)	Month to Date Snow (in.)
1	79	57	68	2	5	0.14	0.0
2	80	57	68	2	5	0.28	0.0
3	80	58	69	1	5	0.42	0.0
4	80	58	69	1	5	0.55	0.0
5	80	58	69	1	6	0.69	0.0
6	81	59	70	1	6	0.82	0.0
7	81	59	70	1	6	0.97	0.0
8	81	59	70	1	6	1.11	0.0
9	82	60	71	1	6	1.25	0.0
10	82	60	71	1	7	1.39	0.0
11	82	60	71	1	7	1.53	0.0
12	83	60	72	1	7	1.67	0.0
13	83	61	72	1	7	1.81	0.0
14	83	61	72	0	8	1.95	0.0
15	83	61	72	0	8	2.09	0.0
16	84	62	73	0	8	2.23	0.0
17	84	62	73	0	8	2.38	0.0
18	84	62	73	0	8	2.51	0.0
19	84	62	73	0	9	2.65	0.0
20	85	63	74	0	9	2.79	0.0
21	85	63	74	0	9	2.94	0.0
22	85	63	74	0	9	3.08	0.0
23	85	63	74	0	9	3.23	0.0
24	85	64	74	0	10	3.37	0.0
25	85	64	75	0	10	3.52	0.0
26	86	64	75	0	10	3.68	0.0
27	86	64	75	0	10	3.84	0.0
28	86	64	75	0	10	4.00	0.0
29	86	64	75	0	10	4.17	0.0
30	86	65	75	0	10	4.32	0.0
MONTHLY AVERAGES	83.1	61.2	72.1	17	232	4.32	0.0