Waterloo Weather in 2009

Historical record of Waterloo, Iowa weather for the year 2009 based on NOAA data.

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2009 Waterloo Weather Extremes
Highest temperature	93 °F	June 23
Lowest temperature	-34 °F	January 16
Highest daily low	71 °F	August 14
Lowest daily high	-9 °F	January 15
Most daily precipitation	3.0 inches	July 10
Most daily snow	9.4 inches	December 8
Total annual precipitation	39.8 inches	-
Total annual snow	51.6 inches	-

What was the hottest temperature in Waterloo in 2009?

The highest temperature recorded in Waterloo, Iowa in 2009 was 93 °F which happened on June 23.

Highest Temperatures: All-Time By Year

Highest Temperatures in Waterloo in 2009

Rank	Temperature	Date
1	93 °F	Jun 23
2	92 °F	Jun 22
3	91 °F	Jun 25
4	90 °F	Aug 8
5	88 °F	Jun 27
5	88 °F	Jun 26
7	87 °F	Aug 14
7	87 °F	Aug 13
7	87 °F	Jul 27
7	87 °F	Jun 17
7	87 °F	Apr 24

What was the coldest temperature in Waterloo in 2009?

The lowest temperature recorded in Waterloo, Iowa in 2009 was -34 °F which happened on Jan 16.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Waterloo in 2009

Rank	Temperature	Date
1	-34 °F	January 16
2	-25 °F	January 15
3	-18 °F	January 14
4	-14 °F	January 28
5	-13 °F	January 13
6	-12 °F	December 11
7	-10 °F	December 16
7	-10 °F	January 24
9	-9 °F	February 4
9	-9 °F	January 27

January 2009 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	31	17	0.00	0.0
January 2	29	10	0.00	0.0
January 3	32	16	0.07	0.0
January 4	32	4	0.00	0.0
January 5	28	1	0.00	0.0
January 6	29	8	0.00	0.0
January 7	19	5	0.00	0.0
January 8	17	2	0.05	0.8
January 9	23	16	0.18	3.2
January 10	18	0	0.05	1.0
January 11	23	4	0.04	0.5
January 12	28	1	0.05	1.0
January 13	8	-13	0.16	4.4
January 14	3	-18	0.12	4.0
January 15	-9	-25	0.00	0.0
January 16	10	-34	0.00	0.0
January 17	27	10	0.00	0.0
January 18	29	12	0.00	0.0
January 19	20	4	0.00	0.0
January 20	20	4	0.00	0.0
January 21	25	8	0.00	0.0
January 22	29	5	0.00	0.0
January 23	24	-2	0.00	0.0
January 24	3	-10	0.00	0.0
January 25	11	0	0.00	0.0
January 26	12	-1	0.00	0.0
January 27	11	-9	0.02	0.4
January 28	26	-14	0.00	0.0
January 29	29	10	0.00	0.0
January 30	22	-3	0.00	0.0
January 31	40	21	0.00	0.0

February 2009 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	36	25	0.00	0.0
February 2	27	0	0.00	0.0
February 3	11	-2	0.00	0.0
February 4	13	-9	0.00	0.0
February 5	32	10	0.00	0.0
February 6	46	9	0.00	0.0
February 7	46	29	0.00	0.0
February 8	36	20	0.00	0.0
February 9	53	32	0.05	0.0
February 10	56	32	0.00	0.0
February 11	37	33	0.00	0.0
February 12	41	27	0.00	0.0
February 13	29	20	0.12	1.6
February 14	31	12	0.00	0.0
February 15	29	11	0.00	0.0
February 16	33	9	0.00	0.0
February 17	44	25	0.02	0.0
February 18	35	14	0.05	0.0
February 19	24	7	0.00	0.0
February 20	33	7	0.06	1.0
February 21	26	9	0.07	1.2
February 22	20	3	0.00	0.0
February 23	27	-2	0.00	0.0
February 24	46	24	0.00	0.0
February 25	57	30	0.01	0.0
February 26	38	25	0.23	0.0
February 27	28	16	0.00	0.0
February 28	28	14	0.00	0.0

March 2009 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	23	7	0.00	0.0
March 2	29	8	0.00	0.0
March 3	30	16	0.00	0.0
March 4	48	25	0.00	0.0
March 5	68	31	0.00	0.0
March 6	56	26	0.00	0.0
March 7	40	32	1.31	0.0
March 8	37	33	0.87	0.0
March 9	38	32	0.12	0.0
March 10	44	10	0.16	0.0
March 11	19	7	0.00	0.0
March 12	27	4	0.00	0.0
March 13	42	21	0.00	0.0
March 14	51	23	0.00	0.0
March 15	59	28	0.00	0.0
March 16	69	32	0.00	0.0
March 17	68	37	0.00	0.0
March 18	58	31	0.00	0.0
March 19	49	25	0.00	0.0
March 20	51	28	0.00	0.0
March 21	66	37	0.00	0.0
March 22	56	39	0.00	0.0
March 23	67	47	0.27	0.0
March 24	60	37	0.30	0.0
March 25	43	30	0.00	0.0
March 26	48	26	0.00	0.0
March 27	38	23	0.00	0.0
March 28	37	23	0.05	0.9
March 29	45	24	0.00	0.0
March 30	54	26	0.00	0.0
March 31	53	34	0.00	0.0

April 2009 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	52	30	0.00	0.0
April 2	50	27	0.00	0.0
April 3	53	23	0.00	0.0
April 4	53	29	0.05	0.0
April 5	41	32	0.60	4.3
April 6	43	29	0.00	0.0
April 7	49	26	0.00	0.0
April 8	55	21	0.00	0.0
April 9	56	25	0.00	0.0
April 10	57	32	0.00	0.0
April 11	60	26	0.00	0.0
April 12	58	32	0.00	0.0
April 13	46	37	0.14	0.0
April 14	64	32	0.00	0.0
April 15	66	28	0.00	0.0
April 16	68	33	0.00	0.0
April 17	73	33	0.00	0.0
April 18	65	42	0.06	0.0
April 19	54	37	0.00	0.0
April 20	49	33	0.03	0.0
April 21	61	37	0.00	0.0
April 22	69	34	0.00	0.0
April 23	79	47	0.00	0.0
April 24	87	53	0.08	0.0
April 25	54	44	0.75	0.0
April 26	67	46	2.80	0.0
April 27	59	38	0.23	0.0
April 28	59	37	0.00	0.0
April 29	59	44	0.24	0.0
April 30	68	48	0.02	0.0

May 2009 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	61	45	0.00
May 2	66	42	0.00
May 3	70	38	0.00
May 4	72	44	0.00
May 5	74	53	0.50
May 6	70	53	0.12
May 7	69	53	0.01
May 8	71	48	0.39
May 9	60	45	0.00
May 10	59	42	0.00
May 11	66	37	0.00
May 12	73	47	0.50
May 13	70	51	0.28
May 14	63	43	0.00
May 15	62	52	0.08
May 16	59	38	0.00
May 17	62	33	0.00
May 18	74	51	0.00
May 19	86	56	0.00
May 20	85	60	0.00
May 21	78	57	0.00
May 22	77	56	0.00
May 23	74	55	0.33
May 24	78	54	0.00
May 25	78	52	0.39
May 26	69	55	0.88
May 27	60	53	0.63
May 28	72	52	0.00
May 29	76	52	0.00
May 30	78	49	0.00
May 31	79	43	0.00

June 2009 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	81	57	0.00
June 2	70	55	0.01
June 3	72	52	0.00
June 4	74	47	0.00
June 5	82	52	0.00
June 6	64	53	0.07
June 7	82	58	1.35
June 8	69	50	0.02
June 9	70	45	0.00
June 10	74	54	0.00
June 11	76	54	0.00
June 12	76	51	0.72
June 13	73	57	0.01
June 14	76	51	0.00
June 15	76	56	0.03
June 16	70	61	0.11
June 17	87	58	0.00
June 18	85	67	0.39
June 19	84	69	0.11
June 20	86	61	0.00
June 21	84	69	0.47
June 22	92	68	0.00
June 23	93	67	0.29
June 24	85	62	0.00
June 25	91	68	0.00
June 26	88	63	0.00
June 27	88	67	0.00
June 28	82	60	0.00
June 29	80	59	0.00
June 30	71	58	0.00

July 2009 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	72	56	0.00
July 2	80	52	0.00
July 3	81	54	0.05
July 4	73	59	0.18
July 5	82	57	0.00
July 6	85	59	0.00
July 7	77	59	0.36
July 8	71	61	0.19
July 9	75	60	0.00
July 10	83	64	2.97
July 11	80	63	0.00
July 12	78	58	0.00
July 13	81	57	0.00
July 14	78	67	1.48
July 15	79	62	0.00
July 16	74	57	0.00
July 17	64	53	0.00
July 18	69	52	0.00
July 19	72	53	0.00
July 20	76	52	0.00
July 21	72	58	0.10
July 22	79	60	0.00
July 23	82	56	0.00
July 24	86	58	0.00
July 25	81	59	0.00
July 26	82	59	0.00
July 27	87	59	0.00
July 28	79	56	0.00
July 29	79	51	0.00
July 30	75	59	0.19
July 31	79	53	0.00

August 2009 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	74	54	0.00
August 2	83	50	0.00
August 3	86	64	0.01
August 4	82	57	0.00
August 5	80	51	0.00
August 6	81	54	0.00
August 7	74	64	1.03
August 8	90	68	0.78
August 9	80	68	0.69
August 10	84	63	0.67
August 11	83	60	0.00
August 12	84	59	0.00
August 13	87	68	0.00
August 14	87	71	0.00
August 15	81	67	0.00
August 16	81	64	0.62
August 17	80	62	0.00
August 18	77	58	0.00
August 19	76	63	0.73
August 20	74	60	0.12
August 21	71	57	0.07
August 22	73	50	0.00
August 23	76	48	0.00
August 24	79	57	0.00
August 25	81	62	0.17
August 26	72	63	0.39
August 27	65	60	0.08
August 28	77	58	0.00
August 29	68	49	0.00
August 30	67	46	0.00
August 31	70	41	0.00

September 2009 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	70	42	0.00
September 2	73	45	0.00
September 3	74	44	0.00
September 4	76	46	0.00
September 5	78	52	0.00
September 6	78	46	0.00
September 7	79	53	0.00
September 8	78	53	0.00
September 9	80	52	0.00
September 10	80	55	0.00
September 11	80	55	0.00
September 12	81	56	0.00
September 13	82	50	0.00
September 14	79	47	0.00
September 15	82	50	0.00
September 16	81	56	0.00
September 17	76	50	0.00
September 18	81	48	0.00
September 19	79	54	0.00
September 20	76	52	0.00
September 21	71	51	0.74
September 22	66	61	0.18
September 23	76	60	0.00
September 24	72	62	0.08
September 25	71	53	1.09
September 26	70	52	0.00
September 27	78	53	0.00
September 28	61	50	0.00
September 29	62	38	0.00
September 30	64	38	0.00

October 2009 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	58	49	1.39
October 2	52	46	0.02
October 3	52	42	0.02
October 4	54	38	0.00
October 5	58	33	0.01
October 6	57	45	0.31
October 7	65	35	0.00
October 8	52	40	0.09
October 9	51	29	0.00
October 10	42	25	0.00
October 11	40	21	0.00
October 12	41	30	0.00
October 13	48	23	0.00
October 14	45	35	0.28
October 15	43	38	0.14
October 16	49	33	0.00
October 17	46	29	0.00
October 18	58	28	0.00
October 19	66	43	0.00
October 20	63	46	0.00
October 21	70	46	0.20
October 22	46	41	1.38
October 23	41	37	0.77
October 24	55	31	0.09
October 25	55	39	0.00
October 26	49	31	0.00
October 27	54	27	0.00
October 28	55	42	0.01
October 29	56	50	1.11
October 30	62	38	0.04
October 31	47	29	0.00

November 2009 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	62	30	0.00
November 2	54	35	0.00
November 3	48	23	0.05
November 4	46	28	0.00
November 5	57	21	0.00
November 6	67	46	0.00
November 7	71	37	0.00
November 8	71	38	0.00
November 9	63	37	0.00
November 10	62	31	0.00
November 11	57	26	0.00
November 12	53	35	0.00
November 13	55	44	0.00
November 14	52	30	0.00
November 15	44	24	0.00
November 16	48	33	0.00
November 17	52	33	0.00
November 18	44	38	0.02
November 19	48	34	0.01
November 20	52	25	0.00
November 21	51	24	0.00
November 22	55	48	0.08
November 23	55	43	0.12
November 24	48	44	0.24
November 25	46	34	0.09
November 26	35	25	0.00
November 27	44	21	0.00
November 28	52	23	0.00
November 29	41	32	0.00
November 30	45	28	0.00

December 2009 Waterloo Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	55	29	0.00	0.0
December 2	37	28	0.00	0.0
December 3	29	16	0.04	0.8
December 4	21	9	0.00	0.0
December 5	34	13	0.00	0.0
December 6	30	18	0.03	0.7
December 7	24	16	0.02	0.5
December 8	27	19	0.68	9.4
December 9	25	-1	0.43	5.2
December 10	9	-7	0.00	0.0
December 11	16	-12	0.00	0.0
December 12	32	-1	0.00	0.0
December 13	32	25	0.00	0.0
December 14	31	2	0.14	1.5
December 15	4	-7	0.00	0.0
December 16	16	-10	0.00	0.0
December 17	27	11	0.00	0.0
December 18	29	11	0.00	0.0
December 19	27	21	0.00	0.0
December 20	24	20	0.15	2.2
December 21	23	19	0.12	1.3
December 22	31	23	0.01	0.1
December 23	33	30	0.15	0.0
December 24	35	33	0.46	0.0
December 25	37	15	0.77	1.5
December 26	18	8	0.04	0.5
December 27	25	1	0.07	1.5
December 28	25	2	0.00	0.0
December 29	16	-6	0.00	0.0
December 30	30	15	0.08	2.1
December 31	21	0	0.00	0.0

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Weather Station Details

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