Indianapolis Weather in 2018

Historical record of Indianapolis, Indiana weather for the year 2018 based on NOAA data.

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2018 Indianapolis Weather Extremes
Highest temperature	95 °F	May 28
Lowest temperature	-12 °F	January 2
Highest daily low	76 °F	July 1
Lowest daily high	4 °F	January 1
Most daily precipitation	3.9 inches	April 3
Most daily snow	10.2 inches	March 24
Total annual precipitation	44.1 inches	-
Total annual snow	20.2 inches	-

What was the hottest temperature in Indianapolis in 2018?

The highest temperature recorded in Indianapolis, Indiana in 2018 was 95 °F which happened on May 28.

Highest Temperatures: All-Time By Year

Highest Temperatures in Indianapolis in 2018

Rank	Temperature	Date
1	95 °F	May 28
2	94 °F	Jul 14
2	94 °F	Jul 4
4	93 °F	Sep 5
4	93 °F	Jul 10
4	93 °F	Jul 5
4	93 °F	Jul 3
4	93 °F	Jul 1
4	93 °F	Jun 17
4	93 °F	Jun 16

What was the coldest temperature in Indianapolis in 2018?

The lowest temperature recorded in Indianapolis, Indiana in 2018 was -12 °F which happened on Jan 2.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Indianapolis in 2018

Rank	Temperature	Date
1	-12 °F	January 2
2	-10 °F	January 1
3	-8 °F	January 5
4	-7 °F	January 6
5	-5 °F	January 16
6	-3 °F	January 4
7	-1 °F	January 17
8	0 °F	January 14
9	3 °F	February 5
9	3 °F	January 15
9	3 °F	January 3

January 2018 Indianapolis Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	4	-10	0.00	0.0
January 2	11	-12	0.00	0.0
January 3	20	3	0.00	0.2
January 4	13	-3	0.00	0.0
January 5	11	-8	0.00	0.0
January 6	16	-7	0.00	0.0
January 7	35	6	0.01	0.0
January 8	36	31	0.11	0.0
January 9	38	28	0.00	0.0
January 10	57	35	0.01	0.0
January 11	58	42	0.49	0.0
January 12	42	20	0.35	1.4
January 13	20	7	0.00	0.0
January 14	20	0	0.02	0.5
January 15	26	3	0.13	1.5
January 16	7	-5	0.00	0.0
January 17	18	-1	0.00	0.0
January 18	31	9	0.00	0.0
January 19	41	19	0.00	0.0
January 20	45	32	0.02	0.0
January 21	50	39	0.02	0.0
January 22	54	37	0.47	0.0
January 23	41	31	0.07	0.0
January 24	31	27	0.00	0.0
January 25	46	22	0.00	0.0
January 26	58	32	0.00	0.0
January 27	50	32	0.30	0.0
January 28	53	25	0.00	0.0
January 29	36	25	0.00	0.1
January 30	32	18	0.00	0.0
January 31	49	29	0.00	0.0

February 2018 Indianapolis Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	43	14	0.00	0.0
February 2	22	8	0.00	0.0
February 3	37	19	0.00	0.0
February 4	40	14	0.06	0.5
February 5	25	3	0.02	0.3
February 6	27	17	0.02	0.2
February 7	30	17	0.05	0.4
February 8	31	11	0.00	0.0
February 9	52	28	0.00	0.0
February 10	35	28	0.00	0.0
February 11	30	21	0.06	0.0
February 12	37	13	0.00	0.0
February 13	43	21	0.00	0.0
February 14	57	38	0.05	0.0
February 15	64	56	0.82	0.0
February 16	56	30	0.09	0.0
February 17	36	25	0.07	0.0
February 18	46	25	0.00	0.0
February 19	64	42	0.28	0.0
February 20	77	62	0.00	0.0
February 21	69	37	1.04	0.0
February 22	44	37	0.32	0.0
February 23	56	44	0.04	0.0
February 24	54	41	1.70	0.0
February 25	57	36	0.01	0.0
February 26	55	31	0.00	0.0
February 27	63	34	0.00	0.0
February 28	60	50	0.02	0.0

March 2018 Indianapolis Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	57	34	0.54	0.0
March 2	49	30	0.00	0.0
March 3	50	28	0.00	0.0
March 4	50	30	0.00	0.0
March 5	45	32	0.06	0.0
March 6	54	33	0.00	0.0
March 7	38	29	0.02	0.4
March 8	30	22	0.00	0.0
March 9	44	20	0.00	0.0
March 10	48	26	0.00	0.0
March 11	43	31	0.00	0.0
March 12	39	24	0.00	0.0
March 13	41	22	0.02	0.4
March 14	43	19	0.00	0.0
March 15	55	30	0.00	0.0
March 16	45	25	0.00	0.0
March 17	40	32	0.19	0.0
March 18	55	25	0.00	0.0
March 19	60	35	0.00	0.0
March 20	42	29	0.00	0.0
March 21	47	27	0.05	0.6
March 22	49	23	0.00	0.0
March 23	50	28	0.00	0.0
March 24	41	30	0.87	10.2
March 25	44	26	0.00	0.0
March 26	53	30	0.05	0.0
March 27	55	48	0.89	0.0
March 28	56	46	0.11	0.0
March 29	53	44	1.27	0.0
March 30	52	37	0.00	0.0
March 31	55	35	0.00	0.0

April 2018 Indianapolis Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	46	31	0.16	2.1
April 2	47	29	0.04	0.0
April 3	66	41	3.90	0.0
April 4	41	27	0.00	0.0
April 5	49	24	0.00	0.0
April 6	53	28	0.01	0.0
April 7	41	26	0.00	0.0
April 8	42	24	0.00	0.0
April 9	42	32	0.08	0.2
April 10	43	28	0.00	0.0
April 11	65	30	0.00	0.0
April 12	78	50	0.00	0.0
April 13	79	63	0.00	0.0
April 14	71	54	0.26	0.0
April 15	59	37	0.54	0.0
April 16	37	28	0.03	0.3
April 17	47	31	0.00	0.0
April 18	70	34	0.00	0.0
April 19	56	34	0.00	0.0
April 20	60	31	0.00	0.0
April 21	60	43	0.00	0.0
April 22	66	46	0.00	0.0
April 23	57	49	0.32	0.0
April 24	57	51	0.07	0.0
April 25	65	45	0.00	0.0
April 26	66	38	0.00	0.0
April 27	66	42	0.00	0.0
April 28	59	39	0.00	0.0
April 29	62	30	0.00	0.0
April 30	73	39	0.00	0.0

May 2018 Indianapolis Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	81	48	0.00
May 2	84	61	0.00
May 3	75	64	0.34
May 4	78	59	0.00
May 5	72	54	0.00
May 6	83	53	0.00
May 7	73	51	0.00
May 8	78	51	0.00
May 9	83	52	0.08
May 10	82	59	0.00
May 11	85	60	0.00
May 12	83	67	0.00
May 13	88	62	0.00
May 14	89	67	0.00
May 15	84	66	0.00
May 16	81	66	0.00
May 17	84	60	0.00
May 18	73	64	0.55
May 19	80	66	0.06
May 20	86	63	0.00
May 21	83	66	0.00
May 22	85	64	0.00
May 23	83	59	0.00
May 24	83	61	0.00
May 25	88	62	0.00
May 26	88	68	0.11
May 27	91	68	0.00
May 28	95	68	0.00
May 29	90	72	0.00
May 30	81	71	0.26
May 31	89	70	0.02

June 2018 Indianapolis Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	89	71	0.00
June 2	88	62	0.00
June 3	82	65	0.04
June 4	78	56	0.00
June 5	87	58	0.00
June 6	81	57	0.00
June 7	91	62	0.00
June 8	91	70	0.00
June 9	90	66	0.05
June 10	73	64	1.83
June 11	78	65	0.34
June 12	79	67	0.06
June 13	89	67	0.47
June 14	83	55	0.00
June 15	88	66	0.00
June 16	93	71	0.00
June 17	93	75	0.00
June 18	92	75	0.00
June 19	92	71	0.04
June 20	86	70	0.00
June 21	77	64	0.66
June 22	79	65	0.03
June 23	75	65	0.00
June 24	85	64	0.00
June 25	78	68	0.00
June 26	76	67	0.47
June 27	84	69	0.00
June 28	86	68	0.00
June 29	90	70	0.00
June 30	91	72	0.00

July 2018 Indianapolis Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	93	76	0.00
July 2	90	74	0.05
July 3	93	74	0.00
July 4	94	75	0.00
July 5	93	72	0.41
July 6	84	69	0.00
July 7	82	61	0.00
July 8	88	63	0.00
July 9	91	71	0.00
July 10	93	72	0.00
July 11	88	69	0.00
July 12	86	67	0.00
July 13	91	66	0.00
July 14	94	70	0.00
July 15	91	74	0.00
July 16	90	72	0.01
July 17	89	72	0.00
July 18	87	58	0.00
July 19	88	66	0.00
July 20	92	70	0.29
July 21	79	68	0.44
July 22	81	68	0.15
July 23	78	62	0.01
July 24	86	64	0.00
July 25	88	68	0.00
July 26	86	63	0.00
July 27	80	60	0.00
July 28	83	59	0.00
July 29	77	66	0.04
July 30	72	65	0.72
July 31	72	64	0.88

August 2018 Indianapolis Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	80	62	0.00
August 2	85	62	0.00
August 3	86	65	0.12
August 4	91	70	0.00
August 5	91	70	0.00
August 6	91	71	0.00
August 7	85	69	1.82
August 8	86	71	0.04
August 9	86	66	0.00
August 10	87	69	0.00
August 11	83	67	0.00
August 12	87	64	0.00
August 13	87	66	0.00
August 14	86	67	0.00
August 15	76	69	0.48
August 16	80	68	0.67
August 17	78	69	0.19
August 18	83	68	0.00
August 19	86	68	0.00
August 20	84	69	0.12
August 21	81	67	0.32
August 22	77	61	0.00
August 23	80	56	0.00
August 24	75	58	0.00
August 25	82	68	0.50
August 26	90	75	0.00
August 27	90	73	0.00
August 28	91	73	0.00
August 29	86	71	0.02
August 30	82	66	0.00
August 31	88	65	0.00

September 2018 Indianapolis Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	85	68	0.04
September 2	90	70	0.00
September 3	92	72	0.00
September 4	92	73	0.00
September 5	93	73	0.00
September 6	90	71	0.01
September 7	74	65	2.62
September 8	65	60	1.64
September 9	61	58	0.45
September 10	70	56	0.00
September 11	75	56	0.00
September 12	74	58	0.00
September 13	84	62	0.00
September 14	87	64	0.00
September 15	88	67	0.00
September 16	88	69	0.00
September 17	89	71	0.00
September 18	92	68	0.00
September 19	90	70	0.00
September 20	90	71	0.00
September 21	84	64	0.00
September 22	64	57	0.00
September 23	78	53	0.00
September 24	71	61	0.20
September 25	78	68	0.50
September 26	71	55	0.00
September 27	64	50	0.00
September 28	74	47	0.00
September 29	69	48	0.00
September 30	79	54	0.00

October 2018 Indianapolis Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	83	58	0.00
October 2	85	68	0.05
October 3	86	67	0.00
October 4	76	60	0.24
October 5	78	61	0.97
October 6	86	70	0.06
October 7	85	66	0.00
October 8	85	69	0.00
October 9	84	69	0.00
October 10	72	57	0.07
October 11	57	42	0.00
October 12	50	37	0.05
October 13	52	35	0.00
October 14	55	45	0.00
October 15	53	38	0.04
October 16	55	33	0.00
October 17	56	38	0.00
October 18	57	33	0.00
October 19	54	37	0.03
October 20	61	34	0.00
October 21	51	28	0.00
October 22	65	34	0.00
October 23	59	38	0.00
October 24	55	35	0.00
October 25	58	39	0.00
October 26	49	43	0.43
October 27	54	42	0.00
October 28	63	40	0.00
October 29	60	37	0.00
October 30	70	41	0.00
October 31	67	49	0.51

November 2018 Indianapolis Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	49	41	2.00	0.0
November 2	50	39	0.02	0.0
November 3	54	32	0.00	0.0
November 4	60	47	0.00	0.0
November 5	55	45	0.37	0.0
November 6	57	43	0.05	0.0
November 7	50	31	0.00	0.0
November 8	45	30	0.00	0.0
November 9	40	28	0.00	0.0
November 10	35	19	0.00	0.0
November 11	44	22	0.00	0.0
November 12	42	34	0.00	0.0
November 13	35	22	0.00	0.0
November 14	33	20	0.11	0.1
November 15	34	29	0.33	0.0
November 16	39	29	0.00	0.0
November 17	42	34	0.00	0.0
November 18	45	37	0.00	0.0
November 19	39	35	0.16	0.0
November 20	39	27	0.00	0.0
November 21	44	24	0.00	0.0
November 22	46	29	0.00	0.0
November 23	51	32	0.15	0.0
November 24	55	40	0.20	0.0
November 25	59	38	0.11	0.0
November 26	48	25	0.02	0.0
November 27	25	19	0.00	0.3
November 28	30	15	0.00	0.0
November 29	42	28	0.02	0.0
November 30	48	39	0.00	0.0

December 2018 Indianapolis Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	58	42	0.99	0.0
December 2	58	39	0.00	0.0
December 3	40	33	0.03	0.0
December 4	33	29	0.06	0.3
December 5	29	25	0.00	0.2
December 6	36	23	0.06	0.0
December 7	36	17	0.00	0.0
December 8	27	17	0.00	0.0
December 9	37	17	0.00	0.0
December 10	28	16	0.00	0.0
December 11	44	16	0.00	0.0
December 12	49	32	0.00	0.0
December 13	49	29	0.06	0.0
December 14	49	43	0.26	0.0
December 15	45	38	0.38	0.0
December 16	55	33	0.00	0.0
December 17	43	28	0.00	0.0
December 18	43	25	0.00	0.0
December 19	52	28	0.00	0.0
December 20	48	43	0.03	0.0
December 21	43	32	0.09	0.0
December 22	40	30	0.00	0.0
December 23	37	29	0.00	0.0
December 24	41	23	0.00	0.0
December 25	46	32	0.07	0.0
December 26	47	27	0.00	0.0
December 27	56	38	0.42	0.0
December 28	55	31	0.04	0.0
December 29	36	29	0.00	0.0
December 30	37	25	0.00	0.0
December 31	60	36	1.30	0.0

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Weather Station Details

Years	Station	Coordinates
1948–2024	Indianapolis International Airport	location
1901–1947	Whitestown	location