Waterloo Weather in 2015

Historical record of Waterloo, Iowa weather for the year 2015 based on NOAA data.

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2015 Waterloo Weather Extremes
Highest temperature	95 °F	June 9
Lowest temperature	-24 °F	February 27
Highest daily low	74 °F	July 13
Lowest daily high	2 °F	January 7
Most daily precipitation	4.1 inches	August 28
Most daily snow	10.5 inches	November 20
Total annual precipitation	39.0 inches	-
Total annual snow	50.0 inches	-

What was the hottest temperature in Waterloo in 2015?

The highest temperature recorded in Waterloo, Iowa in 2015 was 95 °F which happened on June 9.

Highest Temperatures: All-Time By Year

Highest Temperatures in Waterloo in 2015

Rank	Temperature	Date
1	95 °F	Jun 9
2	93 °F	Jul 17
2	93 °F	Jul 13
4	92 °F	Sep 6
5	91 °F	Sep 5
5	91 °F	Sep 3
7	90 °F	Aug 2
8	89 °F	Sep 4
8	89 °F	Aug 14
8	89 °F	Jul 25
8	89 °F	Jul 18

What was the coldest temperature in Waterloo in 2015?

The lowest temperature recorded in Waterloo, Iowa in 2015 was -24 °F which happened on Feb 27.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Waterloo in 2015

Rank	Temperature	Date
1	-24 °F	February 27
2	-23 °F	February 28
3	-18 °F	January 6
4	-17 °F	January 13
5	-16 °F	February 5
6	-13 °F	January 7
7	-12 °F	January 8
8	-11 °F	March 5
8	-11 °F	February 23
10	-10 °F	February 26
10	-10 °F	February 2
10	-10 °F	January 5

January 2015 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	36	11	0.00	0.0
January 2	30	11	0.00	0.0
January 3	34	24	0.00	0.0
January 4	24	-4	0.08	0.8
January 5	7	-10	0.37	4.8
January 6	8	-18	0.00	0.0
January 7	2	-13	0.00	0.0
January 8	21	-12	0.07	1.9
January 9	7	-3	0.00	0.0
January 10	24	-7	0.00	0.0
January 11	25	-2	0.00	0.0
January 12	16	-7	0.00	0.0
January 13	18	-17	0.00	0.0
January 14	26	9	0.00	0.0
January 15	36	17	0.00	0.0
January 16	39	12	0.00	0.0
January 17	42	35	0.00	0.0
January 18	43	21	0.00	0.0
January 19	42	20	0.00	0.0
January 20	37	32	0.02	0.0
January 21	34	29	0.01	0.2
January 22	30	23	0.00	0.0
January 23	39	21	0.00	0.0
January 24	47	26	0.00	0.0
January 25	35	28	0.08	0.8
January 26	46	24	0.01	0.2
January 27	34	28	0.00	0.0
January 28	37	26	0.00	0.0
January 29	34	21	0.00	0.0
January 30	29	10	0.00	0.0
January 31	38	22	0.36	2.0

February 2015 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	30	5	0.55	6.3
February 2	10	-10	0.00	0.0
February 3	18	-5	0.03	0.4
February 4	16	-4	0.00	0.0
February 5	13	-16	0.00	0.0
February 6	29	6	0.00	0.0
February 7	41	16	0.00	0.0
February 8	37	30	0.00	0.0
February 9	30	17	0.00	0.0
February 10	32	17	0.00	0.0
February 11	35	6	0.00	0.0
February 12	12	0	0.00	0.0
February 13	31	9	0.00	0.0
February 14	20	0	0.00	0.0
February 15	10	0	0.00	0.0
February 16	22	7	0.00	0.0
February 17	16	5	0.00	0.0
February 18	8	-4	0.00	0.0
February 19	9	-9	0.00	0.0
February 20	29	6	0.01	0.1
February 21	28	8	0.00	0.1
February 22	8	-6	0.00	0.0
February 23	14	-11	0.00	0.0
February 24	38	13	0.00	0.0
February 25	18	6	0.44	5.0
February 26	6	-10	0.01	0.0
February 27	7	-24	0.00	0.0
February 28	16	-23	0.00	0.0

March 2015 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	25	6	0.00	0.2
March 2	24	-7	0.00	0.0
March 3	32	10	0.05	0.0
March 4	16	0	0.00	0.0
March 5	11	-11	0.00	0.0
March 6	38	2	0.00	0.0
March 7	45	22	0.00	0.0
March 8	48	27	0.01	0.0
March 9	52	26	0.00	0.0
March 10	62	29	0.00	0.0
March 11	58	28	0.00	0.0
March 12	62	34	0.00	0.0
March 13	69	35	0.00	0.0
March 14	62	28	0.00	0.0
March 15	67	27	0.00	0.0
March 16	81	38	0.00	0.0
March 17	47	32	0.00	0.0
March 18	47	31	0.00	0.0
March 19	47	31	0.00	0.0
March 20	59	29	0.00	0.0
March 21	52	30	0.00	0.0
March 22	45	26	0.06	0.0
March 23	33	28	0.00	0.0
March 24	38	28	0.41	0.5
March 25	43	30	0.02	0.0
March 26	42	27	0.00	0.0
March 27	38	19	0.00	0.0
March 28	45	17	0.00	0.0
March 29	59	31	0.05	0.0
March 30	73	26	0.00	0.0
March 31	69	30	0.00	0.0

April 2015 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	80	36	0.00
April 2	66	48	0.35
April 3	47	27	0.00
April 4	62	24	0.00
April 5	70	35	0.00
April 6	59	39	0.00
April 7	50	40	0.23
April 8	51	40	0.35
April 9	53	34	0.60
April 10	51	32	0.00
April 11	69	27	0.00
April 12	68	47	0.03
April 13	65	38	0.05
April 14	69	30	0.00
April 15	69	39	0.00
April 16	74	48	0.00
April 17	80	44	0.00
April 18	79	49	0.29
April 19	62	46	0.83
April 20	50	38	0.16
April 21	50	35	0.00
April 22	52	31	0.00
April 23	58	26	0.00
April 24	47	38	0.47
April 25	54	40	0.00
April 26	62	31	0.00
April 27	68	30	0.00
April 28	73	34	0.00
April 29	72	41	0.00
April 30	68	33	0.00

May 2015 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	67	34	0.00
May 2	76	49	0.00
May 3	81	56	0.40
May 4	70	58	0.32
May 5	62	55	0.06
May 6	80	56	0.09
May 7	79	63	0.00
May 8	66	56	0.00
May 9	70	53	0.00
May 10	63	56	1.18
May 11	63	45	0.04
May 12	62	42	0.00
May 13	68	39	0.00
May 14	59	50	0.31
May 15	74	58	0.00
May 16	82	63	0.14
May 17	77	58	0.00
May 18	58	40	0.00
May 19	57	39	0.00
May 20	48	42	0.28
May 21	76	38	0.00
May 22	75	39	0.00
May 23	76	53	0.00
May 24	68	58	0.61
May 25	79	62	0.31
May 26	68	60	0.82
May 27	80	57	0.00
May 28	82	57	0.00
May 29	81	62	0.29
May 30	66	49	0.02
May 31	68	44	0.00

June 2015 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	71	43	0.00
June 2	75	50	0.00
June 3	81	58	0.00
June 4	85	56	0.00
June 5	83	62	0.00
June 6	78	57	0.00
June 7	84	65	0.33
June 8	83	58	0.00
June 9	95	57	0.00
June 10	87	65	0.00
June 11	71	61	1.15
June 12	66	59	0.08
June 13	76	62	0.00
June 14	83	65	0.00
June 15	74	59	0.75
June 16	79	54	0.00
June 17	78	64	0.11
June 18	80	59	0.00
June 19	80	57	0.00
June 20	79	60	0.21
June 21	85	61	0.00
June 22	85	65	1.57
June 23	77	55	0.00
June 24	73	57	0.21
June 25	82	65	0.00
June 26	76	60	0.52
June 27	81	56	0.00
June 28	78	62	0.54
June 29	84	60	0.00
June 30	81	59	0.00

July 2015 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	70	54	0.00
July 2	73	51	0.00
July 3	79	51	0.00
July 4	81	54	0.00
July 5	85	63	0.00
July 6	81	60	0.67
July 7	71	54	0.00
July 8	72	51	0.00
July 9	77	53	0.00
July 10	81	58	0.00
July 11	81	68	0.00
July 12	87	67	0.00
July 13	93	74	0.00
July 14	86	67	0.00
July 15	77	64	0.00
July 16	80	66	0.45
July 17	93	71	0.00
July 18	89	70	0.00
July 19	83	63	0.00
July 20	83	63	0.08
July 21	80	56	0.00
July 22	81	56	0.00
July 23	84	56	0.00
July 24	84	65	0.45
July 25	89	69	0.00
July 26	83	69	0.01
July 27	83	69	0.00
July 28	79	70	1.69
July 29	83	66	0.00
July 30	86	60	0.00
July 31	83	62	0.00

August 2015 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	86	57	0.00
August 2	90	67	0.00
August 3	80	56	0.00
August 4	81	53	0.00
August 5	78	54	0.00
August 6	81	57	0.00
August 7	85	64	0.00
August 8	80	62	0.32
August 9	82	66	0.07
August 10	83	63	0.00
August 11	82	59	0.00
August 12	82	54	0.00
August 13	85	60	0.00
August 14	89	67	0.00
August 15	88	63	0.00
August 16	87	68	0.00
August 17	79	68	0.11
August 18	69	60	0.59
August 19	66	56	0.03
August 20	76	53	0.00
August 21	82	57	0.00
August 22	81	62	0.13
August 23	73	54	0.15
August 24	71	50	0.00
August 25	75	50	0.00
August 26	77	45	0.00
August 27	75	49	0.00
August 28	66	61	4.10
August 29	73	58	0.05
August 30	73	54	0.00
August 31	85	57	0.00

September 2015 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	88	68	0.00
September 2	86	70	0.00
September 3	91	68	0.00
September 4	89	67	0.00
September 5	91	71	0.00
September 6	92	71	0.38
September 7	81	70	0.08
September 8	79	62	0.00
September 9	80	51	0.00
September 10	78	54	0.01
September 11	67	46	0.00
September 12	69	43	0.00
September 13	73	41	0.00
September 14	83	56	0.00
September 15	86	63	0.00
September 16	87	65	0.00
September 17	78	66	0.67
September 18	71	53	0.25
September 19	70	46	0.00
September 20	74	42	0.00
September 21	77	50	0.00
September 22	82	56	0.00
September 23	83	59	0.00
September 24	82	60	0.00
September 25	78	58	0.00
September 26	80	53	0.00
September 27	81	55	0.00
September 28	84	58	0.25
September 29	70	44	0.95
September 30	65	39	0.00

October 2015 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	63	38	0.00
October 2	63	38	0.00
October 3	62	36	0.00
October 4	56	41	0.00
October 5	69	42	0.00
October 6	70	43	0.00
October 7	76	49	0.00
October 8	77	52	0.00
October 9	64	38	0.00
October 10	69	36	0.00
October 11	83	53	0.00
October 12	70	51	0.00
October 13	65	38	0.00
October 14	69	35	0.00
October 15	68	42	0.00
October 16	50	29	0.00
October 17	56	22	0.00
October 18	62	29	0.00
October 19	79	50	0.00
October 20	73	50	0.00
October 21	65	43	0.33
October 22	62	37	0.00
October 23	62	52	0.36
October 24	60	36	0.00
October 25	61	29	0.00
October 26	62	35	0.00
October 27	54	43	0.60
October 28	50	35	0.06
October 29	51	37	0.00
October 30	53	42	0.03
October 31	51	44	0.29

November 2015 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	67	37	0.00	0.0
November 2	76	46	0.00	0.0
November 3	69	40	0.00	0.0
November 4	65	51	0.00	0.0
November 5	69	45	0.42	0.0
November 6	53	35	0.00	0.0
November 7	51	30	0.00	0.0
November 8	56	30	0.00	0.0
November 9	58	29	0.00	0.0
November 10	58	24	0.00	0.0
November 11	60	38	0.39	0.0
November 12	49	36	0.04	0.0
November 13	47	25	0.00	0.0
November 14	59	26	0.00	0.0
November 15	60	40	0.00	0.0
November 16	55	47	0.14	0.0
November 17	59	50	0.23	0.0
November 18	61	40	0.34	0.0
November 19	43	31	0.00	0.0
November 20	34	25	0.53	10.5
November 21	29	-5	0.13	2.2
November 22	31	-2	0.00	0.0
November 23	38	14	0.00	0.0
November 24	39	17	0.00	0.0
November 25	50	39	0.03	0.0
November 26	49	32	0.78	0.0
November 27	32	26	0.01	0.0
November 28	33	19	0.00	0.0
November 29	37	23	0.03	0.0
November 30	38	32	0.49	0.0

December 2015 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	37	30	0.06	0.2
December 2	35	25	0.00	0.0
December 3	44	23	0.00	0.0
December 4	49	21	0.00	0.0
December 5	48	33	0.00	0.0
December 6	44	37	0.00	0.0
December 7	46	33	0.00	0.0
December 8	45	29	0.00	0.0
December 9	51	31	0.00	0.0
December 10	51	39	0.01	0.0
December 11	46	31	0.00	0.0
December 12	49	41	0.12	0.0
December 13	52	45	3.32	0.0
December 14	51	34	0.61	0.0
December 15	39	34	0.00	0.0
December 16	46	27	0.00	0.0
December 17	35	24	0.00	0.0
December 18	32	15	0.00	0.0
December 19	32	11	0.00	0.0
December 20	48	29	0.02	0.0
December 21	42	32	0.00	0.0
December 22	39	28	0.00	0.0
December 23	45	32	0.82	0.0
December 24	34	26	0.15	2.9
December 25	31	23	0.00	0.0
December 26	34	31	0.05	0.0
December 27	33	21	0.00	0.0
December 28	27	23	0.71	10.1
December 29	26	22	0.02	0.2
December 30	25	19	0.03	0.6
December 31	21	14	0.00	0.0

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Weather Station Details

Years	Station	Coordinates
1950–2024	Waterloo Municipal Airport	location
1895–1950	Waterloo	location