Sioux City Weather in 2009

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

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2009 Sioux City Weather Extremes
Highest temperature	97 °F	May 19
Lowest temperature	-20 °F	January 15
Highest daily low	73 °F	June 23
Lowest daily high	-2 °F	January 15
Most daily precipitation	3.1 inches	September 3
Most daily snow	8.5 inches	December 8
Total annual precipitation	32.8 inches	-
Total annual snow	45.8 inches	-

What was the hottest temperature in Sioux City in 2009?

The highest temperature recorded in Sioux City, Iowa in 2009 was 97 °F which happened on May 19.

Highest Temperatures: All-Time By Year

Highest Temperatures in Sioux City in 2009

Rank	Temperature	Date
1	97 °F	May 19
2	94 °F	Jun 22
2	94 °F	May 20
4	93 °F	Aug 8
4	93 °F	Jun 25
6	92 °F	Aug 12
6	92 °F	May 31
6	92 °F	Apr 23
9	91 °F	Aug 13
9	91 °F	Aug 7
9	91 °F	Jul 24
9	91 °F	Jun 23

What was the coldest temperature in Sioux City in 2009?

The lowest temperature recorded in Sioux City, Iowa in 2009 was -20 °F which happened on Jan 15.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Sioux City in 2009

Rank	Temperature	Date
1	-20 °F	January 15
2	-14 °F	January 14
3	-13 °F	December 10
3	-13 °F	January 16
5	-9 °F	December 29
5	-9 °F	January 13
7	-7 °F	January 28
8	-6 °F	December 31
8	-6 °F	January 27
10	-5 °F	December 15

January 2009 Sioux City Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	40	17	0.00	0.0
January 2	30	15	0.00	0.0
January 3	33	7	0.00	0.0
January 4	19	0	0.00	0.0
January 5	36	4	0.00	0.0
January 6	39	15	0.00	0.0
January 7	27	8	0.00	0.0
January 8	26	3	0.00	0.0
January 9	26	16	0.09	2.2
January 10	20	7	0.00	0.0
January 11	30	15	0.00	0.0
January 12	35	-2	0.10	1.5
January 13	18	-9	0.00	0.0
January 14	17	-14	0.00	0.0
January 15	-2	-20	0.00	0.0
January 16	20	-13	0.00	0.0
January 17	37	14	0.00	0.0
January 18	39	20	0.00	0.0
January 19	32	12	0.00	0.0
January 20	29	15	0.00	0.0
January 21	42	12	0.00	0.0
January 22	44	15	0.00	0.0
January 23	34	2	0.00	0.0
January 24	12	-4	0.02	0.3
January 25	11	-1	0.05	0.8
January 26	13	-2	0.01	0.3
January 27	14	-6	0.00	0.0
January 28	33	-7	0.00	0.0
January 29	33	11	0.00	0.0
January 30	33	9	0.00	0.0
January 31	47	18	0.00	0.0

February 2009 Sioux City Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	40	25	0.01	0.2
February 2	34	2	0.00	0.0
February 3	15	0	0.00	0.0
February 4	27	1	0.00	0.0
February 5	44	17	0.00	0.0
February 6	46	20	0.00	0.0
February 7	49	28	0.00	0.0
February 8	39	21	0.00	0.0
February 9	54	38	0.18	0.0
February 10	55	34	0.00	0.0
February 11	44	30	0.00	0.0
February 12	45	25	0.00	0.0
February 13	29	23	0.00	0.0
February 14	35	16	0.00	0.0
February 15	33	18	0.00	0.0
February 16	41	20	0.00	0.0
February 17	46	24	0.00	0.0
February 18	36	13	0.00	0.0
February 19	33	7	0.00	0.0
February 20	42	15	0.00	0.0
February 21	28	12	0.00	0.0
February 22	31	8	0.00	0.0
February 23	39	8	0.00	0.0
February 24	59	27	0.00	0.0
February 25	51	31	0.00	0.0
February 26	33	11	0.43	0.2
February 27	18	6	0.07	1.7
February 28	15	4	0.02	0.6

March 2009 Sioux City Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	15	-4	0.00	0.0
March 2	30	5	0.00	0.0
March 3	35	17	0.00	0.0
March 4	47	26	0.00	0.0
March 5	55	31	0.00	0.0
March 6	56	29	0.00	0.0
March 7	41	30	0.04	0.0
March 8	39	30	0.07	0.8
March 9	39	30	0.00	0.0
March 10	31	6	0.01	0.3
March 11	15	2	0.00	0.0
March 12	31	6	0.00	0.0
March 13	47	23	0.00	0.0
March 14	53	26	0.00	0.0
March 15	59	30	0.00	0.0
March 16	76	36	0.00	0.0
March 17	63	40	0.00	0.0
March 18	60	31	0.02	0.0
March 19	57	29	0.00	0.0
March 20	56	34	0.00	0.0
March 21	71	30	0.00	0.0
March 22	67	44	0.44	0.0
March 23	68	45	0.80	0.0
March 24	46	31	0.00	0.0
March 25	52	31	0.00	0.0
March 26	40	26	0.02	0.4
March 27	37	21	0.00	0.0
March 28	43	21	0.00	0.0
March 29	53	21	0.00	0.0
March 30	62	36	0.01	0.0
March 31	44	32	0.03	0.2

April 2009 Sioux City Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	50	25	0.00	0.0
April 2	54	23	0.00	0.0
April 3	61	24	0.00	0.0
April 4	49	34	0.13	0.3
April 5	40	28	0.15	0.2
April 6	43	23	0.00	0.0
April 7	49	18	0.00	0.0
April 8	61	28	0.00	0.0
April 9	51	32	0.00	0.0
April 10	56	27	0.00	0.0
April 11	65	21	0.00	0.0
April 12	54	37	0.00	0.0
April 13	62	31	0.00	0.0
April 14	67	25	0.00	0.0
April 15	68	35	0.02	0.0
April 16	71	51	0.00	0.0
April 17	71	44	0.00	0.0
April 18	57	46	0.39	0.0
April 19	59	39	0.00	0.0
April 20	59	39	0.00	0.0
April 21	67	38	0.00	0.0
April 22	81	37	0.00	0.0
April 23	92	56	0.00	0.0
April 24	73	47	0.00	0.0
April 25	50	40	0.06	0.0
April 26	59	47	0.53	0.0
April 27	51	40	0.00	0.0
April 28	62	39	0.01	0.0
April 29	64	51	0.33	0.0
April 30	66	48	0.00	0.0

May 2009 Sioux City Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	63	42	0.00
May 2	69	34	0.00
May 3	73	42	0.00
May 4	73	49	0.03
May 5	80	52	0.01
May 6	78	51	0.03
May 7	75	49	0.28
May 8	66	48	0.01
May 9	71	41	0.00
May 10	65	42	0.00
May 11	74	35	0.00
May 12	69	51	0.07
May 13	72	48	0.34
May 14	69	40	0.00
May 15	73	47	0.02
May 16	65	36	0.00
May 17	74	38	0.00
May 18	90	53	0.00
May 19	97	64	0.00
May 20	94	67	0.00
May 21	73	57	0.00
May 22	70	53	0.15
May 23	74	60	0.00
May 24	79	60	0.00
May 25	87	56	0.00
May 26	66	54	0.01
May 27	59	53	0.00
May 28	84	45	0.00
May 29	84	51	0.02
May 30	82	49	0.03
May 31	92	46	0.00

June 2009 Sioux City Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	82	64	0.00
June 2	80	57	0.00
June 3	73	49	0.00
June 4	76	55	0.00
June 5	86	49	0.00
June 6	67	50	0.66
June 7	63	53	0.35
June 8	67	48	0.07
June 9	70	44	0.02
June 10	74	53	0.00
June 11	75	58	0.00
June 12	65	56	1.07
June 13	74	52	0.00
June 14	78	60	0.01
June 15	76	63	0.57
June 16	82	65	0.05
June 17	89	64	0.74
June 18	88	63	0.82
June 19	84	67	0.12
June 20	85	61	0.00
June 21	87	71	0.56
June 22	94	65	0.00
June 23	91	73	0.16
June 24	88	72	0.01
June 25	93	72	0.00
June 26	80	70	0.04
June 27	84	65	0.01
June 28	87	55	0.00
June 29	89	55	0.00
June 30	83	60	0.00

July 2009 Sioux City Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	86	56	0.00
July 2	88	59	0.00
July 3	77	61	0.15
July 4	73	59	0.28
July 5	84	56	0.00
July 6	88	60	0.00
July 7	89	62	0.83
July 8	80	65	0.16
July 9	83	65	1.14
July 10	83	69	0.59
July 11	79	66	0.00
July 12	82	64	1.02
July 13	81	63	0.01
July 14	87	66	0.07
July 15	81	62	0.00
July 16	75	53	0.16
July 17	75	51	0.00
July 18	78	50	0.00
July 19	79	49	0.00
July 20	70	62	1.00
July 21	81	60	0.02
July 22	84	55	0.00
July 23	83	58	0.00
July 24	91	62	0.00
July 25	84	58	0.00
July 26	84	57	0.00
July 27	87	64	0.03
July 28	80	55	0.00
July 29	80	50	0.05
July 30	76	55	0.00
July 31	85	49	0.04

August 2009 Sioux City Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	76	53	0.00
August 2	90	51	0.21
August 3	87	65	0.00
August 4	80	56	0.00
August 5	81	56	0.00
August 6	81	59	0.00
August 7	91	69	0.10
August 8	93	72	0.00
August 9	86	65	0.03
August 10	83	60	0.00
August 11	88	57	0.00
August 12	92	64	0.00
August 13	91	66	0.00
August 14	90	66	0.00
August 15	83	68	0.40
August 16	79	57	0.57
August 17	82	52	0.00
August 18	83	51	0.00
August 19	81	61	0.22
August 20	75	57	0.05
August 21	73	52	0.00
August 22	77	50	0.00
August 23	82	54	0.00
August 24	88	61	0.91
August 25	79	71	1.02
August 26	72	64	0.01
August 27	79	55	0.00
August 28	81	51	0.00
August 29	73	53	0.00
August 30	72	45	0.00
August 31	71	45	0.00

September 2009 Sioux City Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	74	46	0.00
September 2	77	58	0.07
September 3	69	61	3.07
September 4	77	52	0.00
September 5	80	51	0.00
September 6	80	57	0.00
September 7	78	55	0.00
September 8	83	63	0.00
September 9	82	58	0.00
September 10	81	54	0.00
September 11	79	57	1.04
September 12	73	60	0.00
September 13	79	56	0.00
September 14	77	57	0.00
September 15	80	55	0.00
September 16	83	52	0.00
September 17	84	55	0.00
September 18	83	54	0.00
September 19	79	52	0.00
September 20	81	50	0.00
September 21	67	48	0.37
September 22	64	45	0.00
September 23	71	49	0.00
September 24	75	49	0.00
September 25	74	53	0.01
September 26	76	50	0.00
September 27	78	50	0.00
September 28	65	41	0.00
September 29	68	35	0.00
September 30	75	39	0.00

October 2009 Sioux City Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
October 1	65	47	0.97	0.0
October 2	49	45	0.29	0.0
October 3	56	35	0.00	0.0
October 4	60	31	0.01	0.0
October 5	53	47	0.43	0.0
October 6	51	34	0.09	0.0
October 7	73	30	0.00	0.0
October 8	50	40	0.10	0.0
October 9	53	27	0.00	0.0
October 10	42	24	0.10	1.0
October 11	39	22	0.00	0.0
October 12	43	32	0.08	0.8
October 13	44	29	0.02	0.0
October 14	45	36	0.24	0.0
October 15	47	42	0.00	0.0
October 16	44	40	0.00	0.0
October 17	51	34	0.00	0.0
October 18	66	34	0.00	0.0
October 19	68	40	0.00	0.0
October 20	64	45	0.09	0.0
October 21	55	42	0.72	0.0
October 22	42	38	1.51	0.0
October 23	49	31	0.36	0.0
October 24	54	27	0.00	0.0
October 25	49	32	0.00	0.0
October 26	57	27	0.00	0.0
October 27	58	30	0.00	0.0
October 28	58	38	0.00	0.0
October 29	55	50	0.67	0.0
October 30	56	38	0.02	0.0
October 31	55	31	0.00	0.0

November 2009 Sioux City Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	69	38	0.00
November 2	56	29	0.00
November 3	51	25	0.00
November 4	53	27	0.00
November 5	66	26	0.00
November 6	71	43	0.00
November 7	68	39	0.00
November 8	70	41	0.00
November 9	61	35	0.00
November 10	63	28	0.00
November 11	60	36	0.00
November 12	65	47	0.00
November 13	57	44	0.01
November 14	51	29	0.00
November 15	48	24	0.00
November 16	50	33	0.00
November 17	54	23	0.00
November 18	47	21	0.00
November 19	51	31	0.00
November 20	52	24	0.00
November 21	58	26	0.00
November 22	58	44	0.00
November 23	52	38	0.64
November 24	43	32	0.16
November 25	41	32	0.00
November 26	41	29	0.00
November 27	52	25	0.00
November 28	54	25	0.00
November 29	41	21	0.00
November 30	58	19	0.00

December 2009 Sioux City Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	54	25	0.00	0.0
December 2	37	22	0.00	0.0
December 3	24	10	0.02	0.3
December 4	26	10	0.01	0.2
December 5	34	12	0.00	0.0
December 6	22	14	0.05	1.0
December 7	20	6	0.01	0.2
December 8	22	12	0.47	8.5
December 9	12	-4	0.08	1.2
December 10	22	-13	0.00	0.0
December 11	19	-4	0.00	0.0
December 12	34	5	0.00	0.0
December 13	27	11	0.00	0.0
December 14	12	1	0.02	0.3
December 15	8	-5	0.00	0.0
December 16	21	2	0.00	0.0
December 17	28	15	0.00	0.0
December 18	29	18	0.00	0.0
December 19	24	20	0.00	0.0
December 20	33	24	0.00	0.0
December 21	34	25	0.01	0.0
December 22	31	27	0.00	0.0
December 23	33	28	0.35	3.7
December 24	29	8	0.46	5.5
December 25	28	7	0.56	8.0
December 26	26	18	0.23	3.5
December 27	30	17	0.00	0.0
December 28	26	-3	0.00	0.0
December 29	13	-9	0.00	0.0
December 30	30	8	0.11	1.6
December 31	14	-6	0.00	0.0

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Weather Station Details

Years	Station	Coordinates
1948–2024	Sioux City Gateway Airport	location