Twin Falls Weather in 1940

Historical record of Twin Falls, Idaho weather for the year 1940 based on NOAA data.

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1940 Twin Falls Weather Extremes
Highest temperature	104 °F	June 19
Lowest temperature	-3 °F	December 14
Highest daily low	71 °F	July 13
Lowest daily high	20 °F	January 18
Most daily precipitation	0.8 inches	September 18
Most daily snow	2.0 inches	January 24
Total annual precipitation	12.6 inches	-

What was the hottest temperature in Twin Falls in 1940?

The highest temperature recorded in Twin Falls, Idaho in 1940 was 104 °F which happened on June 19.

Highest Temperatures: All-Time By Year

Highest Temperatures in Twin Falls in 1940

Rank	Temperature	Date
1	104 °F	Jun 19
2	102 °F	Jul 12
3	101 °F	Jun 18
4	100 °F	Aug 12
5	99 °F	Jul 11
5	99 °F	Jun 17
5	99 °F	Jun 12
8	98 °F	Aug 19
8	98 °F	Aug 11
8	98 °F	Jul 22

What was the coldest temperature in Twin Falls in 1940?

The lowest temperature recorded in Twin Falls, Idaho in 1940 was -3 °F which happened 2 different times.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Twin Falls in 1940

Rank	Temperature	Date
1	-3 °F	December 14
1	-3 °F	December 13
3	-2 °F	December 12
4	-1 °F	December 15
5	2 °F	December 31
6	3 °F	December 16
7	4 °F	January 18
8	5 °F	January 20
9	6 °F	January 21
9	6 °F	January 15
9	6 °F	January 14

January 1940 Twin Falls Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	55	35	0.28	0.0
January 2	50	32	0.34	0.0
January 3	52	31	0.31	0.0
January 4	42	32	0.29	0.0
January 5	42	23	0.00	0.0
January 6	39	17	0.00	0.0
January 7	39	18	0.00	0.0
January 8	44	27	0.35	0.0
January 9	51	28	0.13	0.0
January 10	41	14	0.24	0.0
January 11	32	15	0.13	1.5
January 12	32	15	0.00	0.0
January 13	32	15	0.00	0.0
January 14	37	6	0.00	0.0
January 15	39	6	0.00	0.0
January 16	38	12	0.00	0.0
January 17	42	8	0.00	0.0
January 18	20	4	0.00	0.0
January 19	24	7	0.04	0.5
January 20	30	5	0.00	0.0
January 21	28	6	0.00	0.0
January 22	29	12	0.00	0.0
January 23	33	12	0.05	0.5
January 24	33	12	0.15	2.0
January 25	38	17	0.08	0.0
January 26	45	27	0.26	0.0
January 27	50	24	0.00	0.0
January 28	43	26	0.00	0.0
January 29	45	24	0.00	0.0
January 30	43	25	0.00	0.0
January 31	44	24	0.00	0.0

February 1940 Twin Falls Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	38	24	0.00
February 2	40	26	0.00
February 3	53	29	0.06
February 4	48	30	0.00
February 5	50	31	0.00
February 6	52	28	0.07
February 7	42	26	0.00
February 8	45	27	0.00
February 9	55	34	0.00
February 10	57	25	0.01
February 11	53	21	0.00
February 12	40	20	0.00
February 13	42	22	0.04
February 14	43	25	0.00
February 15	38	18	0.00
February 16	45	19	0.00
February 17	45	25	0.00
February 18	43	22	0.00
February 19	44	15	0.00
February 20	42	15	0.00
February 21	39	19	0.00
February 22	47	27	0.25
February 23	48	28	0.00
February 24	54	31	0.00
February 25	55	38	0.00
February 26	56	38	0.16
February 27	60	40	0.18
February 28	60	32	0.02
February 29	51	30	0.00

March 1940 Twin Falls Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	53	31	0.00
March 2	47	27	0.12
March 3	50	23	0.00
March 4	54	24	0.03
March 5	46	25	0.00
March 6	50	28	0.00
March 7	60	36	0.02
March 8	50	22	0.01
March 9	54	22	0.03
March 10	44	23	0.00
March 11	40	20	0.01
March 12	47	19	0.00
March 13	52	21	0.00
March 14	62	20	0.00
March 15	68	25	0.00
March 16	60	30	0.00
March 17	57	25	0.00
March 18	60	28	0.00
March 19	63	35	0.00
March 20	67	32	0.00
March 21	68	26	0.00
March 22	74	35	0.00
March 23	70	31	0.00
March 24	69	40	0.00
March 25	65	40	0.02
March 26	60	34	0.25
March 27	53	31	0.10
March 28	53	35	0.00
March 29	55	39	0.10
March 30	64	43	0.00
March 31	58	37	0.13

April 1940 Twin Falls Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	46	31	0.32
April 2	52	31	0.00
April 3	54	28	0.00
April 4	59	34	0.16
April 5	55	30	0.00
April 6	58	27	0.00
April 7	60	35	0.04
April 8	60	38	0.08
April 9	59	30	0.00
April 10	59	35	0.00
April 11	63	30	0.00
April 12	72	35	0.00
April 13	81	44	0.00
April 14	70	36	0.02
April 15	48	32	0.75
April 16	59	34	0.00
April 17	66	42	0.00
April 18	71	37	0.00
April 19	79	40	0.00
April 20	60	33	0.00
April 21	68	30	0.00
April 22	68	30	0.00
April 23	62	37	0.00
April 24	64	37	0.55
April 25	58	40	0.34
April 26	61	32	0.11
April 27	53	35	0.01
April 28	55	34	0.00
April 29	50	28	0.00
April 30	61	31	0.00

May 1940 Twin Falls Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	77	45	0.00
May 2	73	41	0.00
May 3	68	40	0.00
May 4	65	35	0.00
May 5	61	37	0.00
May 6	64	29	0.00
May 7	70	34	0.00
May 8	73	36	0.00
May 9	81	39	0.00
May 10	90	49	0.00
May 11	82	49	0.00
May 12	82	39	0.02
May 13	70	36	0.00
May 14	81	44	0.00
May 15	74	45	0.00
May 16	71	41	0.00
May 17	72	40	0.00
May 18	75	44	0.00
May 19	80	46	0.00
May 20	72	44	0.00
May 21	77	38	0.00
May 22	79	40	0.00
May 23	85	42	0.00
May 24	88	46	0.00
May 25	78	42	0.00
May 26	68	38	0.00
May 27	74	50	0.00
May 28	82	45	0.00
May 29	81	47	0.00
May 30	88	44	0.00
May 31	80	48	0.00

June 1940 Twin Falls Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	75	49	0.16
June 2	67	41	0.01
June 3	70	39	0.00
June 4	62	43	0.05
June 5	71	36	0.09
June 6	78	45	0.00
June 7	70	36	0.00
June 8	68	35	0.00
June 9	74	37	0.00
June 10	85	45	0.00
June 11	91	45	0.00
June 12	99	63	0.00
June 13	89	53	0.00
June 14	89	54	0.00
June 15	92	53	0.00
June 16	95	56	0.00
June 17	99	61	0.00
June 18	101	62	0.00
June 19	104	59	0.00
June 20	84	52	0.00
June 21	92	50	0.00
June 22	79	50	0.00
June 23	84	48	0.00
June 24	91	50	0.00
June 25	93	59	0.00
June 26	83	50	0.00
June 27	78	47	0.00
June 28	86	48	0.00
June 29	92	41	0.00
June 30	80	42	0.00

July 1940 Twin Falls Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
July 1	84	48	0.00	n/a
July 2	90	53	0.00	n/a
July 3	90	48	0.01	n/a
July 4	93	59	0.00	n/a
July 5	93	57	0.00	n/a
July 6	89	57	0.00	n/a
July 7	86	53	0.00	n/a
July 8	94	57	0.00	n/a
July 9	92	50	0.00	n/a
July 10	92	53	0.00	n/a
July 11	99	50	0.00	n/a
July 12	102	59	0.00	n/a
July 13	92	71	0.00	n/a
July 14	93	59	0.00	n/a
July 15	94	56	0.00	n/a
July 16	91	50	0.00	n/a
July 17	91	51	0.00	n/a
July 18	91	51	0.00	n/a
July 19	91	54	0.00	n/a
July 20	92	64	0.00	n/a
July 21	94	48	0.00	n/a
July 22	98	58	0.00	n/a
July 23	95	49	0.00	n/a
July 24	91	54	0.00	n/a
July 25	86	50	0.00	n/a
July 26	82	49	0.00	n/a
July 27	78	56	0.00	n/a
July 28	85	50	0.00	n/a
July 29	90	51	0.00	n/a
July 30	91	57	0.00	n/a
July 31	90	55	0.00	n/a

August 1940 Twin Falls Weather

Day	High (°F)	Low (°F)	Snow (inches)
August 1	87	50	n/a
August 2	87	48	n/a
August 3	90	58	n/a
August 4	89	46	n/a
August 5	89	48	n/a
August 6	91	54	n/a
August 7	94	46	n/a
August 8	95	49	n/a
August 9	95	54	n/a
August 10	94	49	n/a
August 11	98	48	n/a
August 12	100	60	n/a
August 13	86	56	n/a
August 14	89	51	n/a
August 15	85	50	n/a
August 16	89	51	n/a
August 17	91	46	n/a
August 18	85	53	n/a
August 19	98	56	n/a
August 20	96	54	n/a
August 21	89	52	n/a
August 22	87	48	n/a
August 23	84	46	n/a
August 24	82	45	n/a
August 25	80	48	n/a
August 26	88	53	n/a
August 27	83	49	n/a
August 28	80	48	n/a
August 29	85	44	n/a
August 30	94	55	n/a
August 31	91	60	n/a

September 1940 Twin Falls Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	91	58	0.00
September 2	74	51	0.16
September 3	77	42	0.20
September 4	64	33	0.04
September 5	74	36	0.02
September 6	89	46	0.00
September 7	89	59	0.00
September 8	83	50	0.43
September 9	87	54	0.00
September 10	88	49	0.00
September 11	84	51	0.05
September 12	88	46	0.02
September 13	74	35	0.07
September 14	75	42	0.00
September 15	81	43	0.02
September 16	72	42	0.00
September 17	76	47	0.00
September 18	70	42	0.78
September 19	62	39	0.14
September 20	61	38	0.25
September 21	68	37	0.00
September 22	78	37	0.02
September 23	75	39	0.00
September 24	78	40	0.14
September 25	76	39	0.01
September 26	78	45	0.00
September 27	60	37	0.02
September 28	59	35	0.31
September 29	54	34	0.16
September 30	56	29	0.10

October 1940 Twin Falls Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	65	38	0.00
October 2	63	33	0.05
October 3	56	28	0.23
October 4	63	29	0.00
October 5	70	28	0.00
October 6	70	31	0.00
October 7	76	33	0.00
October 8	73	38	0.00
October 9	67	32	0.00
October 10	71	34	0.00
October 11	73	35	0.00
October 12	80	42	0.00
October 13	68	31	0.00
October 14	68	31	0.00
October 15	75	34	0.00
October 16	76	37	0.00
October 17	78	32	0.00
October 18	79	34	0.00
October 19	80	29	0.00
October 20	83	28	0.00
October 21	67	36	0.00
October 22	64	35	0.00
October 23	67	39	0.00
October 24	65	41	0.05
October 25	58	41	0.07
October 26	57	28	0.13
October 27	47	26	0.00
October 28	56	28	0.04
October 29	47	32	0.00
October 30	56	31	0.10
October 31	57	34	0.00

November 1940 Twin Falls Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	58	34	0.08	0.0
November 2	48	28	0.18	0.0
November 3	45	23	0.00	0.0
November 4	46	18	0.20	0.0
November 5	43	23	0.02	0.0
November 6	43	34	0.03	0.0
November 7	53	29	0.08	0.0
November 8	56	27	0.08	0.0
November 9	43	19	0.02	0.0
November 10	37	20	0.07	0.5
November 11	42	18	0.00	0.0
November 12	38	13	0.00	0.0
November 13	39	13	0.00	0.0
November 14	47	14	0.00	0.0
November 15	51	16	0.00	0.0
November 16	54	17	0.00	0.0
November 17	60	23	0.11	0.0
November 18	40	19	0.00	0.0
November 19	38	12	0.00	0.0
November 20	36	12	0.05	0.8
November 21	39	19	0.00	0.0
November 22	30	7	0.00	0.0
November 23	33	7	0.00	0.0
November 24	36	12	0.08	1.5
November 25	33	22	0.00	0.0
November 26	33	11	0.00	0.0
November 27	38	11	0.01	0.0
November 28	52	31	0.00	0.0
November 29	57	27	0.00	0.0
November 30	47	23	0.00	0.0

December 1940 Twin Falls Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	45	21	0.00	0.0
December 2	52	23	0.00	0.0
December 3	54	23	0.00	0.0
December 4	55	19	0.00	0.0
December 5	57	22	0.00	0.0
December 6	51	21	0.00	0.0
December 7	52	19	0.00	0.0
December 8	58	18	0.00	0.0
December 9	44	17	0.00	0.0
December 10	36	8	0.00	0.0
December 11	34	9	0.00	0.0
December 12	30	-2	0.00	0.0
December 13	31	-3	0.00	0.0
December 14	31	-3	0.00	0.0
December 15	32	-1	0.00	0.0
December 16	37	3	0.00	0.0
December 17	40	18	0.00	0.0
December 18	44	18	0.00	0.0
December 19	54	30	0.00	0.0
December 20	54	24	0.00	0.0
December 21	52	28	0.00	0.0
December 22	51	28	0.00	0.0
December 23	51	30	0.08	0.0
December 24	51	27	0.10	0.0
December 25	50	24	0.00	0.0
December 26	51	26	0.05	0.0
December 27	45	19	0.28	0.0
December 28	47	21	0.11	1.0
December 29	35	23	0.33	0.0
December 30	40	14	0.05	0.0
December 31	34	2	0.00	0.0

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Weather Station Details

Years	Station	Coordinates
1998–2024	Magic Valley Regional Airport	location
1977–1997	Twin Falls 6 E	location
1925–1976	Twin Falls 3 SE	location