Riverton Weather in 2009

Historical record of Riverton, Wyoming weather for the year 2009 based on NOAA data.

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2009 Riverton Weather Extremes
Highest temperature	97 °F	August 23
Lowest temperature	-28 °F	December 9
Highest daily low	64 °F	July 26
Lowest daily high	1 °F	December 9
Most daily precipitation	1.3 inches	October 5
Most daily snow	9.8 inches	October 5
Total annual precipitation	11.6 inches	-
Total annual snow	61.9 inches	-

What was the hottest temperature in Riverton in 2009?

The highest temperature recorded in Riverton, Wyoming in 2009 was 97 °F which happened on August 23.

Highest Temperatures: All-Time By Year

Highest Temperatures in Riverton in 2009

Rank	Temperature	Date
1	97 °F	Aug 23
2	96 °F	Jul 24
3	95 °F	Aug 14
4	94 °F	Aug 4
5	93 °F	Aug 13
5	93 °F	Aug 5
5	93 °F	Jul 19
5	93 °F	Jul 14
5	93 °F	Jul 13
5	93 °F	Jun 26

What was the coldest temperature in Riverton in 2009?

The lowest temperature recorded in Riverton, Wyoming in 2009 was -28 °F which happened on Dec 9.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Riverton in 2009

Rank	Temperature	Date
1	-28 °F	December 9
2	-21 °F	January 27
3	-17 °F	January 4
4	-16 °F	December 11
4	-16 °F	January 5
6	-15 °F	December 7
7	-13 °F	December 31
7	-13 °F	December 4
9	-11 °F	December 25
10	-10 °F	December 29
10	-10 °F	March 11

January 2009 Riverton Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	37	17	0.00	0.0
January 2	48	26	0.00	0.0
January 3	54	19	0.05	1.0
January 4	19	-17	0.09	1.8
January 5	6	-16	0.00	0.0
January 6	n/a	-2	0.00	0.0
January 7	38	n/a	0.00	0.0
January 8	51	22	0.00	0.0
January 9	57	29	0.00	0.0
January 10	38	17	0.00	0.1
January 11	42	20	0.00	0.0
January 12	46	26	0.02	0.5
January 13	35	12	0.00	0.0
January 14	51	17	0.00	0.0
January 15	44	18	0.00	0.0
January 16	47	12	0.00	0.0
January 17	43	15	0.00	0.0
January 18	53	10	0.00	0.0
January 19	49	12	0.00	0.0
January 20	52	9	0.00	0.0
January 21	44	5	0.00	0.0
January 22	38	13	0.00	0.0
January 23	44	17	0.00	0.0
January 24	20	10	0.00	0.0
January 25	24	7	0.00	0.1
January 26	8	-5	0.09	1.3
January 27	6	-21	0.00	0.0
January 28	4	-4	0.00	0.0
January 29	34	1	0.00	0.0
January 30	28	4	0.00	0.0
January 31	34	4	0.00	0.0

February 2009 Riverton Weather

Day	High (°F)	Low (°F)	Snow (inches)
February 1	53	15	0.0
February 2	39	10	0.0
February 3	52	14	0.0
February 4	49	9	0.0
February 5	43	9	0.0
February 6	42	18	0.0
February 7	54	17	0.0
February 8	46	14	0.0
February 9	40	24	0.0
February 10	48	21	0.1
February 11	41	17	0.0
February 12	37	13	0.0
February 13	37	8	0.0
February 14	38	15	0.0
February 15	35	11	0.0
February 16	40	6	0.0
February 17	46	18	0.0
February 18	45	16	0.0
February 19	43	13	0.0
February 20	49	16	0.0
February 21	43	4	0.0
February 22	40	11	0.0
February 23	44	18	0.0
February 24	61	21	0.0
February 25	59	20	0.0
February 26	61	19	0.0
February 27	53	21	0.0
February 28	36	4	0.0

March 2009 Riverton Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	42	17	0.00	0.0
March 2	55	20	0.00	0.0
March 3	66	41	0.00	0.0
March 4	64	22	0.00	0.0
March 5	61	31	0.00	0.0
March 6	44	10	0.00	0.0
March 7	46	8	0.00	0.0
March 8	48	18	0.00	0.0
March 9	49	14	0.08	1.6
March 10	17	-9	0.24	3.4
March 11	15	-10	0.00	0.0
March 12	23	-1	0.00	0.0
March 13	30	1	0.00	0.0
March 14	36	9	0.00	0.0
March 15	46	20	0.00	0.0
March 16	55	37	0.00	0.0
March 17	63	29	0.00	0.0
March 18	62	24	0.00	0.0
March 19	55	24	0.00	0.0
March 20	61	28	0.00	0.0
March 21	67	27	0.00	0.0
March 22	73	44	0.00	0.0
March 23	66	30	0.25	1.0
March 24	36	25	0.08	1.0
March 25	44	24	0.00	0.0
March 26	48	14	0.15	3.0
March 27	24	-3	0.00	0.0
March 28	32	17	0.00	0.0
March 29	51	30	0.00	0.0
March 30	54	19	0.35	5.2
March 31	29	10	0.00	0.0

April 2009 Riverton Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	44	27	0.08	1.1
April 2	43	21	0.00	0.0
April 3	51	31	0.00	0.0
April 4	44	28	0.08	1.5
April 5	34	19	0.02	0.3
April 6	40	18	0.00	0.0
April 7	57	21	0.00	0.0
April 8	70	29	0.00	0.0
April 9	67	32	0.41	2.0
April 10	47	36	0.05	0.0
April 11	58	33	0.00	0.0
April 12	60	44	0.05	0.0
April 13	63	34	0.00	0.0
April 14	66	33	0.00	0.0
April 15	63	36	0.00	0.0
April 16	47	29	0.72	7.3
April 17	36	32	0.16	1.6
April 18	43	34	0.01	0.0
April 19	58	31	0.00	0.0
April 20	69	36	0.00	0.0
April 21	74	38	0.00	0.0
April 22	76	40	0.00	0.0
April 23	76	41	0.00	0.0
April 24	76	36	0.00	0.0
April 25	51	32	0.00	0.0
April 26	45	35	0.15	0.0
April 27	45	32	0.24	0.4
April 28	53	29	0.00	0.0
April 29	65	35	0.05	0.0
April 30	59	28	0.00	0.0

May 2009 Riverton Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
May 1	54	33	0.03	0.2
May 2	55	36	0.00	0.0
May 3	60	43	0.10	0.0
May 4	65	40	0.00	0.0
May 5	62	36	0.00	0.0
May 6	72	36	0.00	0.0
May 7	69	37	0.00	0.0
May 8	67	30	0.00	0.0
May 9	56	34	0.05	0.0
May 10	57	37	0.00	0.0
May 11	65	34	0.00	0.0
May 12	75	41	0.00	0.0
May 13	72	36	0.00	0.0
May 14	61	33	0.00	0.0
May 15	71	40	0.00	0.0
May 16	66	33	0.00	0.0
May 17	74	43	0.00	0.0
May 18	86	45	0.00	0.0
May 19	90	45	0.00	0.0
May 20	91	51	0.00	0.0
May 21	79	45	0.00	0.0
May 22	76	43	0.00	0.0
May 23	76	48	0.00	0.0
May 24	73	52	0.25	0.0
May 25	72	51	0.53	0.0
May 26	60	42	0.02	0.0
May 27	70	42	0.00	0.0
May 28	78	47	0.00	0.0
May 29	77	47	0.00	0.0
May 30	84	51	0.00	0.0
May 31	84	49	0.00	0.0

June 2009 Riverton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	78	46	0.00
June 2	74	44	0.24
June 3	50	47	0.05
June 4	64	50	0.01
June 5	75	46	0.03
June 6	71	46	0.00
June 7	72	42	0.00
June 8	46	34	0.09
June 9	65	41	0.00
June 10	70	47	0.01
June 11	58	46	0.07
June 12	58	46	0.58
June 13	68	44	0.00
June 14	73	44	0.29
June 15	76	52	0.00
June 16	70	45	0.00
June 17	78	53	0.00
June 18	75	51	0.00
June 19	68	44	0.43
June 20	79	49	0.00
June 21	84	47	0.01
June 22	76	46	0.00
June 23	80	47	0.00
June 24	85	50	0.00
June 25	89	48	0.00
June 26	93	61	0.00
June 27	70	46	0.08
June 28	78	47	0.00
June 29	88	51	0.00
June 30	91	52	0.00

July 2009 Riverton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	90	60	0.01
July 2	85	55	0.12
July 3	84	59	0.01
July 4	81	52	0.03
July 5	80	48	1.10
July 6	81	52	0.00
July 7	91	54	0.00
July 8	87	51	0.00
July 9	89	49	0.00
July 10	85	51	0.00
July 11	86	52	0.00
July 12	85	57	0.00
July 13	93	56	0.00
July 14	93	52	0.00
July 15	81	46	0.00
July 16	87	50	0.00
July 17	91	51	0.00
July 18	90	52	0.00
July 19	93	57	0.00
July 20	92	56	0.04
July 21	84	51	0.00
July 22	88	51	0.09
July 23	92	54	0.00
July 24	96	56	0.00
July 25	88	54	0.01
July 26	90	64	0.00
July 27	91	55	0.01
July 28	82	57	0.11
July 29	77	53	0.09
July 30	62	50	0.02
July 31	77	47	0.00

August 2009 Riverton Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
August 1	78	46	0.00	0.0
August 2	88	52	0.00	0.0
August 3	92	52	0.00	0.0
August 4	94	51	0.07	0.0
August 5	93	52	0.00	0.0
August 6	91	60	0.00	0.0
August 7	82	53	0.02	0.0
August 8	84	48	0.01	0.0
August 9	74	49	0.00	0.0
August 10	79	46	0.00	0.0
August 11	82	48	0.00	0.0
August 12	86	52	0.00	0.0
August 13	93	53	0.00	0.0
August 14	95	53	0.00	0.0
August 15	89	52	0.10	0.0
August 16	65	40	0.47	n/a
August 17	69	39	0.00	0.0
August 18	72	42	0.00	0.0
August 19	79	50	0.00	0.0
August 20	78	48	0.00	0.0
August 21	82	47	0.00	0.0
August 22	90	53	0.00	0.0
August 23	97	54	0.00	0.0
August 24	85	53	0.00	0.0
August 25	75	50	0.05	0.0
August 26	82	53	0.00	0.0
August 27	86	50	0.00	0.0
August 28	89	48	0.00	0.0
August 29	85	49	0.00	0.0
August 30	83	55	0.00	0.0
August 31	88	50	0.03	0.0

September 2009 Riverton Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	81	46	0.00
September 2	86	47	0.00
September 3	87	48	0.00
September 4	88	50	0.00
September 5	89	50	0.00
September 6	87	58	0.00
September 7	88	53	0.14
September 8	84	48	0.00
September 9	73	42	0.00
September 10	84	45	0.00
September 11	87	47	0.00
September 12	72	39	0.00
September 13	69	41	0.00
September 14	73	55	0.00
September 15	86	57	0.00
September 16	75	51	0.01
September 17	81	45	0.00
September 18	82	44	0.00
September 19	82	47	0.00
September 20	85	52	0.00
September 21	77	40	0.15
September 22	58	32	0.00
September 23	69	40	0.00
September 24	73	39	0.00
September 25	73	35	0.00
September 26	80	42	0.00
September 27	88	55	0.00
September 28	68	30	0.00
September 29	65	32	0.00
September 30	84	n/a	0.00

October 2009 Riverton Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
October 1	65	33	0.37	0.0
October 2	52	24	0.00	0.0
October 3	55	23	0.00	0.0
October 4	54	38	0.00	0.0
October 5	38	30	1.32	9.8
October 6	38	16	0.02	0.2
October 7	45	24	0.00	0.0
October 8	49	28	0.07	0.8
October 9	41	24	0.13	1.7
October 10	31	6	0.26	5.2
October 11	25	16	0.04	2.0
October 12	26	21	0.00	0.0
October 13	33	24	0.00	0.0
October 14	48	33	0.00	0.0
October 15	66	32	0.00	0.0
October 16	64	29	0.00	0.0
October 17	61	27	0.00	0.0
October 18	65	33	0.00	0.0
October 19	69	38	0.00	0.0
October 20	70	39	0.01	0.0
October 21	39	32	0.08	0.0
October 22	50	28	0.00	0.0
October 23	52	28	0.00	0.0
October 24	60	36	0.00	0.0
October 25	58	28	0.00	0.0
October 26	44	19	0.00	0.0
October 27	55	31	0.00	0.0
October 28	46	29	0.00	0.0
October 29	33	23	0.00	0.0
October 30	36	18	0.00	0.0
October 31	56	33	0.00	0.0

November 2009 Riverton Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	67	34	0.00	0.0
November 2	64	26	0.00	0.0
November 3	50	20	0.00	0.0
November 4	57	19	0.00	0.0
November 5	51	20	0.00	0.0
November 6	59	36	0.00	0.0
November 7	67	32	0.00	0.0
November 8	61	23	0.00	0.0
November 9	53	16	0.00	0.0
November 10	47	17	0.00	0.0
November 11	51	21	0.00	0.0
November 12	59	42	0.00	0.0
November 13	57	18	0.00	0.0
November 14	43	17	0.00	0.0
November 15	37	10	0.00	0.0
November 16	40	11	0.00	0.0
November 17	44	13	0.00	0.0
November 18	47	12	0.00	0.0
November 19	49	17	0.00	0.0
November 20	47	13	0.00	0.0
November 21	43	27	0.00	0.0
November 22	50	16	0.00	0.0
November 23	42	19	0.00	0.1
November 24	41	13	0.00	0.0
November 25	39	15	0.00	0.0
November 26	45	14	0.00	0.0
November 27	46	16	0.00	0.0
November 28	42	23	0.00	0.0
November 29	37	16	0.01	0.1
November 30	31	17	0.00	0.0

December 2009 Riverton Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	31	18	0.00	0.0
December 2	33	-4	0.07	1.5
December 3	20	9	0.00	0.0
December 4	20	-13	0.00	0.0
December 5	18	-2	0.00	0.0
December 6	22	7	0.04	0.9
December 7	8	-15	0.03	0.7
December 8	1	-9	0.02	1.2
December 9	1	-28	0.04	0.8
December 10	10	-9	0.00	0.0
December 11	17	-16	0.00	0.0
December 12	14	-6	0.00	0.0
December 13	23	3	0.00	0.0
December 14	34	-2	0.00	0.0
December 15	34	3	0.00	0.0
December 16	36	9	0.00	0.0
December 17	29	10	0.00	0.0
December 18	39	8	0.00	0.0
December 19	26	1	0.00	0.0
December 20	16	3	0.00	0.0
December 21	27	11	0.00	0.0
December 22	50	17	0.00	0.0
December 23	33	10	0.00	0.0
December 24	25	-1	0.07	1.8
December 25	12	-11	0.00	0.0
December 26	21	12	0.03	0.6
December 27	28	-9	0.00	0.0
December 28	11	-7	0.00	0.0
December 29	6	-10	0.00	0.0
December 30	9	-9	0.00	0.0
December 31	16	-13	0.00	0.0

Next Year >

Weather Station Details

Years	Station	Coordinates
1907–2024	Riverton	location