Belleville Weather in 2020

Historical record of Belleville, Illinois weather for the year 2020 based on NOAA data.

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2020 Belleville Weather Extremes
Highest temperature	96 °F	July 19
Lowest temperature	5 °F	February 14
Highest daily low	75 °F	August 28
Lowest daily high	20 °F	January 20
Most daily precipitation	4.0 inches	August 12
Most daily snow	1.0 inches	December 16
Total annual precipitation	52.3 inches	-
Total annual snow	1.0 inches	-

What was the hottest temperature in Belleville in 2020?

The highest temperature recorded in Belleville, Illinois in 2020 was 96 °F which happened 2 different times.

Highest Temperatures: All-Time By Year

Highest Temperatures in Belleville in 2020

Rank	Temperature	Date
1	96 °F	Jul 19
1	96 °F	Jul 11
3	95 °F	Jul 13
3	95 °F	Jul 8
3	95 °F	Jul 7
3	95 °F	Jun 20
3	95 °F	Jun 6
8	94 °F	Aug 11
8	94 °F	Aug 10
10	93 °F	Aug 25
10	93 °F	Aug 24
10	93 °F	Jul 26
10	93 °F	Jul 18
10	93 °F	Jul 17
10	93 °F	Jul 10
10	93 °F	Jul 9
10	93 °F	Jul 6
10	93 °F	Jun 26
10	93 °F	Jun 7

What was the coldest temperature in Belleville in 2020?

The lowest temperature recorded in Belleville, Illinois in 2020 was 5 °F which happened on Feb 14.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Belleville in 2020

Rank	Temperature	Date
1	5 °F	February 14
2	14 °F	January 21
2	14 °F	January 20
4	15 °F	December 25
4	15 °F	December 24
4	15 °F	February 21
4	15 °F	January 19
8	16 °F	February 13
9	18 °F	December 27
9	18 °F	December 26

January 2020 Belleville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	39	28	0.00	0.0
January 2	69	39	0.00	0.0
January 3	54	34	0.00	0.0
January 4	41	27	0.00	0.0
January 5	55	27	0.00	0.0
January 6	50	25	0.00	0.0
January 7	50	25	0.00	0.0
January 8	46	27	0.00	0.0
January 9	56	40	0.86	0.0
January 10	53	53	1.21	0.0
January 11	61	30	2.29	0.0
January 12	36	27	0.01	n/a
January 13	39	27	0.00	0.0
January 14	57	30	0.00	0.0
January 15	60	37	0.00	0.0
January 16	57	23	0.00	0.0
January 17	34	25	0.00	0.0
January 18	52	25	0.00	0.0
January 19	25	15	0.00	0.0
January 20	20	14	0.00	0.0
January 21	32	14	0.02	n/a
January 22	38	23	0.00	0.0
January 23	38	23	0.00	0.0
January 24	40	31	0.90	n/a
January 25	35	27	0.00	0.0
January 26	46	26	0.00	0.0
January 27	46	25	0.01	0.0
January 28	33	29	0.02	0.0
January 29	36	30	0.08	n/a
January 30	37	32	0.00	0.0
January 31	45	30	0.00	0.0

February 2020 Belleville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	46	32	0.00	0.0
February 2	73	36	0.00	0.0
February 3	69	30	0.00	0.0
February 4	63	39	0.07	0.0
February 5	40	32	n/a	0.0
February 6	32	28	n/a	n/a
February 7	40	28	0.02	n/a
February 8	38	28	0.00	0.0
February 9	56	29	0.82	0.0
February 10	44	28	0.00	0.0
February 11	45	32	0.03	n/a
February 12	43	31	0.48	n/a
February 13	n/a	16	0.03	n/a
February 14	24	5	0.00	0.0
February 15	46	21	0.00	0.0
February 16	51	34	0.00	0.0
February 17	55	33	0.00	0.0
February 18	53	29	n/a	0.0
February 19	43	25	0.00	0.0
February 20	33	19	0.00	0.0
February 21	40	15	0.00	0.0
February 22	53	24	0.00	0.0
February 23	61	37	0.00	0.0
February 24	47	43	0.47	0.0
February 25	47	37	0.15	0.0
February 26	38	29	0.02	n/a
February 27	46	23	0.00	0.0
February 28	49	24	0.00	0.0
February 29	48	22	0.00	0.0

March 2020 Belleville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	69	32	0.33
March 2	53	46	0.14
March 3	63	49	0.00
March 4	62	32	0.00
March 5	65	27	0.00
March 6	61	36	0.00
March 7	58	25	0.00
March 8	69	58	0.00
March 9	69	58	0.19
March 10	60	40	0.53
March 11	53	40	0.00
March 12	56	40	0.34
March 13	60	36	0.00
March 14	48	37	0.43
March 15	42	35	0.00
March 16	48	32	0.47
March 17	54	41	0.00
March 18	62	40	0.28
March 19	70	52	0.93
March 20	68	25	0.23
March 21	44	34	0.00
March 22	44	34	0.02
March 23	46	33	0.00
March 24	46	37	0.31
March 25	60	42	0.03
March 26	72	46	0.00
March 27	79	50	0.00
March 28	78	63	0.10
March 29	68	47	0.00
March 30	79	n/a	0.00
March 31	65	47	0.00

April 2020 Belleville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	60	32	0.00
April 2	69	42	0.00
April 3	72	41	0.00
April 4	72	39	0.00
April 5	52	44	0.00
April 6	75	49	0.00
April 7	85	63	0.00
April 8	82	57	0.00
April 9	80	55	0.00
April 10	61	32	0.00
April 11	62	47	0.00
April 12	61	43	0.00
April 13	48	33	0.50
April 14	52	35	0.00
April 15	53	30	0.00
April 16	59	28	0.00
April 17	58	43	0.14
April 18	60	29	0.00
April 19	71	47	0.00
April 20	71	39	0.00
April 21	71	46	0.00
April 22	74	37	0.00
April 23	78	35	0.99
April 24	74	43	0.00
April 25	71	49	1.33
April 26	67	48	0.00
April 27	72	42	0.00
April 28	80	55	0.00
April 29	79	52	1.58
April 30	68	35	0.21

May 2020 Belleville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	77	45	0.00
May 2	86	57	0.00
May 3	76	52	0.00
May 4	73	47	0.45
May 5	66	51	0.12
May 6	86	45	0.10
May 7	72	43	0.00
May 8	70	51	0.38
May 9	67	36	0.00
May 10	61	41	0.00
May 11	60	41	0.00
May 12	60	43	0.00
May 13	56	49	0.09
May 14	83	54	0.03
May 15	81	61	0.30
May 16	74	60	0.60
May 17	66	58	0.30
May 18	66	56	0.01
May 19	68	56	0.04
May 20	68	58	0.01
May 21	66	55	0.02
May 22	80	60	0.00
May 23	87	64	0.00
May 24	87	67	0.58
May 25	90	64	0.00
May 26	89	62	0.55
May 27	83	67	0.55
May 28	80	64	0.00
May 29	79	64	0.00
May 30	76	53	0.00
May 31	79	58	0.00

June 2020 Belleville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	82	56	0.00
June 2	89	64	0.00
June 3	92	65	0.00
June 4	92	n/a	0.00
June 5	89	64	0.00
June 6	95	66	0.00
June 7	93	71	0.00
June 8	92	63	0.00
June 9	90	57	0.18
June 10	90	69	0.00
June 11	85	58	0.00
June 12	91	58	0.00
June 13	90	63	0.00
June 14	81	62	0.00
June 15	90	58	0.00
June 16	85	52	0.00
June 17	86	57	0.00
June 18	89	59	0.00
June 19	91	62	0.00
June 20	95	65	0.00
June 21	87	68	0.67
June 22	89	65	0.03
June 23	84	66	0.00
June 24	85	60	0.00
June 25	90	60	0.00
June 26	93	68	0.00
June 27	88	74	0.06
June 28	90	73	0.36
June 29	89	74	0.03
June 30	89	68	2.62

July 2020 Belleville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	80	66	1.52
July 2	90	66	0.00
July 3	92	73	0.00
July 4	92	69	0.00
July 5	92	72	0.00
July 6	93	68	0.00
July 7	95	73	0.02
July 8	95	73	0.12
July 9	93	71	0.00
July 10	93	72	0.00
July 11	96	70	0.00
July 12	87	72	0.01
July 13	95	64	0.00
July 14	91	63	0.00
July 15	91	70	0.00
July 16	91	69	1.27
July 17	93	70	0.00
July 18	93	72	0.00
July 19	96	70	2.85
July 20	84	73	0.27
July 21	91	70	0.30
July 22	89	71	1.62
July 23	86	70	0.11
July 24	90	69	0.00
July 25	92	71	0.00
July 26	93	74	0.00
July 27	85	73	0.07
July 28	89	70	0.00
July 29	92	67	0.00
July 30	87	74	0.55
July 31	85	69	0.35

August 2020 Belleville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	76	66	0.75
August 2	84	63	0.45
August 3	81	63	0.50
August 4	76	59	0.00
August 5	78	53	0.00
August 6	80	55	0.00
August 7	84	60	0.00
August 8	89	63	0.07
August 9	89	69	2.57
August 10	94	62	0.00
August 11	94	68	0.90
August 12	84	67	4.00
August 13	85	69	0.00
August 14	89	67	0.00
August 15	90	69	1.08
August 16	85	69	0.00
August 17	89	61	0.00
August 18	87	66	0.11
August 19	82	58	0.00
August 20	82	55	0.00
August 21	84	55	0.00
August 22	88	59	0.00
August 23	91	65	0.00
August 24	93	58	0.00
August 25	93	67	0.00
August 26	91	67	0.00
August 27	87	74	0.00
August 28	86	75	0.00
August 29	85	64	0.00
August 30	83	57	0.00
August 31	87	56	0.00

September 2020 Belleville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	83	63	0.11
September 2	80	67	0.06
September 3	87	68	0.04
September 4	87	55	0.00
September 5	86	54	0.00
September 6	88	63	0.00
September 7	91	69	0.00
September 8	91	52	0.00
September 9	89	64	0.00
September 10	88	69	0.00
September 11	88	69	0.00
September 12	83	65	0.02
September 13	80	60	0.00
September 14	87	54	0.00
September 15	82	54	0.00
September 16	82	50	0.00
September 17	81	54	0.00
September 18	81	51	0.00
September 19	72	44	0.00
September 20	78	40	0.00
September 21	71	40	0.00
September 22	79	47	0.00
September 23	76	54	0.00
September 24	77	48	0.00
September 25	78	49	0.00
September 26	78	51	0.00
September 27	86	64	0.01
September 28	85	45	0.37
September 29	74	45	0.02
September 30	66	49	0.00

October 2020 Belleville Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	85	43	0.00
October 2	68	38	0.00
October 3	63	37	0.00
October 4	61	34	0.00
October 5	63	28	0.00
October 6	68	38	0.00
October 7	88	49	0.00
October 8	88	50	0.00
October 9	86	53	0.00
October 10	84	59	0.00
October 11	87	57	0.00
October 12	86	54	0.00
October 13	79	35	0.00
October 14	80	40	0.00
October 15	87	45	0.03
October 16	57	27	0.00
October 17	71	36	0.00
October 18	70	44	2.20
October 19	71	38	0.38
October 20	51	43	0.10
October 21	62	48	0.06
October 22	62	52	0.00
October 23	84	59	0.00
October 24	69	43	0.00
October 25	53	47	0.00
October 26	n/a	33	0.00
October 27	45	37	1.11
October 28	43	38	0.12
October 29	50	42	0.88
October 30	48	32	0.20
October 31	63	33	0.00

November 2020 Belleville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	53	30	0.00	n/a
November 2	63	24	0.00	n/a
November 3	60	31	0.00	n/a
November 4	74	40	0.00	n/a
November 5	78	48	0.00	n/a
November 6	74	41	0.00	n/a
November 7	78	38	0.00	n/a
November 8	78	49	0.00	n/a
November 9	78	49	0.00	n/a
November 10	76	62	0.00	n/a
November 11	77	35	0.06	n/a
November 12	54	28	0.00	n/a
November 13	60	33	0.00	n/a
November 14	49	30	0.14	0.0
November 15	64	33	1.44	0.0
November 16	59	46	0.00	n/a
November 17	66	35	0.00	n/a
November 18	51	27	0.00	n/a
November 19	57	38	0.00	n/a
November 20	n/a	n/a	0.00	n/a
November 21	n/a	n/a	0.00	n/a
November 22	n/a	n/a	0.00	n/a
November 23	70	33	0.00	n/a
November 24	51	42	0.00	n/a
November 25	n/a	n/a	n/a	0.0
November 26	n/a	n/a	n/a	0.0
November 27	n/a	n/a	n/a	0.0
November 28	n/a	n/a	n/a	0.0
November 29	n/a	n/a	n/a	0.0
November 30	n/a	28	n/a	0.0

December 2020 Belleville Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	39	21	0.00	0.0
December 2	43	19	0.00	0.0
December 3	49	27	0.00	0.0
December 4	47	27	0.00	0.0
December 5	n/a	n/a	0.00	0.0
December 6	n/a	n/a	0.00	0.0
December 7	n/a	n/a	0.00	0.0
December 8	53	26	0.00	0.0
December 9	49	30	0.00	0.0
December 10	68	30	0.00	0.0
December 11	69	36	0.00	0.0
December 12	n/a	n/a	0.66	0.0
December 13	n/a	n/a	0.00	0.0
December 14	61	27	0.00	0.0
December 15	39	22	0.00	0.0
December 16	36	28	0.04	1.0
December 17	37	21	0.00	0.0
December 18	40	23	0.00	0.0
December 19	n/a	n/a	0.00	0.0
December 20	n/a	n/a	0.00	0.0
December 21	52	24	0.00	0.0
December 22	58	26	0.00	0.0
December 23	53	38	0.00	0.0
December 24	57	15	0.09	0.0
December 25	27	15	0.00	0.0
December 26	24	18	0.00	0.0
December 27	46	18	0.00	0.0
December 28	58	28	0.00	0.0
December 29	37	21	0.00	0.0
December 30	42	21	n/a	0.0
December 31	33	29	n/a	0.0

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Weather Station Details

Years	Station	Coordinates
1948–2024	Belleville SIU Research	location