Weldon Spring Average Weather by Day

Data and chart of the the average high and low temperature for every day of the year in Weldon Spring, Missouri, based on NOAA data.

Also see:

What's the hottest day of the year in Weldon Spring?

On average, July 21 is the hottest day of the year Weldon Spring, Missouri. From 1991–2020, the average high temperature on July 21 was 88.0 °F and the average low was 67.2 °F.

What's the coldest day of the year in Weldon Spring?

On average, January 17 is the coldest day of the year Weldon Spring, Missouri. From 1991–2020, the average high temperature on January 17 was 39.7 °F, and the average low was 21.5 °F.

Average Temperature by Day

Average temperatures from 1991–2020. Daily averages are a mean of the period from 14 days before to 14 days after, inclusive.

Day	Average (°F)
Day	High	Low
January 1	41.5	23.3
January 2	41.4	23.2
January 3	41.2	23.1
January 4	41.0	22.9
January 5	40.8	22.7
January 6	40.7	22.4
January 7	40.5	22.3
January 8	40.4	22.3
January 9	40.5	22.4
January 10	40.4	22.2
January 11	40.2	22.0
January 12	40.1	21.9
January 13	40.1	21.8
January 14	40.0	21.7
January 15	40.0	21.6
January 16	39.8	21.5
January 17	39.7	21.5
January 18	39.8	21.4
January 19	39.9	21.4
January 20	40.0	21.4
January 21	40.1	21.4
January 22	40.2	21.4
January 23	40.3	21.4
January 24	40.4	21.4
January 25	40.5	21.5
January 26	40.5	21.5
January 27	40.5	21.4
January 28	40.5	21.5
January 29	40.6	21.6
January 30	40.7	21.5
January 31	40.9	21.6
February 1	41.2	21.8
February 2	41.4	22.0
February 3	41.7	22.2
February 4	41.9	22.5
February 5	42.2	22.6
February 6	42.5	22.9
February 7	43.1	23.1
February 8	43.4	23.4
February 9	43.7	23.7
February 10	44.0	24.0
February 11	44.2	24.2
February 12	44.4	24.4
February 13	44.6	24.6
February 14	44.8	24.7
February 15	45.1	24.9
February 16	45.4	25.1
February 17	45.5	25.2
February 18	45.6	25.3
February 19	45.9	25.5
February 20	46.2	25.8
February 21	46.7	26.2
February 22	47.1	26.4
February 23	47.5	26.7
February 24	47.9	26.9
February 25	48.3	27.2
February 26	48.7	27.5
February 27	49.3	27.9
February 28	49.9	28.4
March 1	50.4	28.7
March 2	50.7	29.0
March 3	51.2	29.4
March 4	51.6	29.9
March 5	51.9	30.1
March 6	52.2	30.6
March 7	52.5	30.7
March 8	52.6	30.9
March 9	52.9	31.2
March 10	53.3	31.5
March 11	53.6	31.8
March 12	53.8	32.0
March 13	54.2	32.4
March 14	54.6	32.8
March 15	55.0	33.2
March 16	55.4	33.6
March 17	55.8	34.0
March 18	56.4	34.5
March 19	57.1	35.0
March 20	57.6	35.5
March 21	58.1	35.8
March 22	58.3	36.0
March 23	58.5	36.2
March 24	58.9	36.5
March 25	59.2	36.9
March 26	59.6	37.3
March 27	60.0	37.7
March 28	60.4	37.9
March 29	60.7	38.2
March 30	61.0	38.5
March 31	61.2	38.8
April 1	61.7	39.1
April 2	62.0	39.3
April 3	62.5	39.7
April 4	63.1	40.0
April 5	63.6	40.4
April 6	64.0	40.8
April 7	64.4	41.1
April 8	64.7	41.3
April 9	65.0	41.6
April 10	65.5	41.9
April 11	65.9	42.3
April 12	66.2	42.6
April 13	66.5	42.9
April 14	66.7	43.0
April 15	66.9	43.3
April 16	67.1	43.6
April 17	67.5	44.0
April 18	67.6	44.3
April 19	67.7	44.6
April 20	68.1	45.1
April 21	68.4	45.5
April 22	68.8	45.8
April 23	69.2	46.2
April 24	69.7	46.7
April 25	70.0	47.1
April 26	70.3	47.5
April 27	70.7	47.9
April 28	71.0	48.3
April 29	71.3	48.6
April 30	71.5	48.8
May 1	71.7	49.1
May 2	71.9	49.3
May 3	72.0	49.6
May 4	72.1	49.8
May 5	72.2	50.0
May 6	72.5	50.3
May 7	72.7	50.6
May 8	73.0	50.9
May 9	73.3	51.3
May 10	73.6	51.6
May 11	74.0	51.9
May 12	74.3	52.3
May 13	74.7	52.8
May 14	75.1	53.2
May 15	75.4	53.6
May 16	75.7	53.9
May 17	76.1	54.3
May 18	76.5	54.6
May 19	76.8	55.0
May 20	77.1	55.3
May 21	77.2	55.6
May 22	77.3	55.8
May 23	77.4	56.0
May 24	77.6	56.2
May 25	77.8	56.5
May 26	78.0	56.7
May 27	78.3	57.1
May 28	78.6	57.5
May 29	79.0	58.0
May 30	79.4	58.4
May 31	79.6	58.7
June 1	79.9	59.0
June 2	80.3	59.4
June 3	80.6	59.8
June 4	81.0	60.2
June 5	81.4	60.6
June 6	81.7	61.0
June 7	82.0	61.3
June 8	82.2	61.6
June 9	82.4	61.8
June 10	82.8	62.1
June 11	83.1	62.3
June 12	83.3	62.5
June 13	83.4	62.7
June 14	83.6	62.9
June 15	83.8	63.0
June 16	84.0	63.3
June 17	84.2	63.5
June 18	84.4	63.7
June 19	84.7	63.9
June 20	84.9	64.2
June 21	85.1	64.4
June 22	85.3	64.7
June 23	85.5	64.8
June 24	85.7	65.0
June 25	85.9	65.2
June 26	86.1	65.3
June 27	86.3	65.4
June 28	86.4	65.6
June 29	86.5	65.8
June 30	86.7	65.9
July 1	86.8	66.0
July 2	86.9	66.1
July 3	87.0	66.2
July 4	87.1	66.3
July 5	87.2	66.5
July 6	87.3	66.6
July 7	87.5	66.7
July 8	87.6	66.8
July 9	87.6	66.9
July 10	87.7	67.0
July 11	87.7	67.0
July 12	87.8	67.1
July 13	87.8	67.1
July 14	87.8	67.2
July 15	87.8	67.2
July 16	87.8	67.1
July 17	87.7	67.1
July 18	87.7	67.1
July 19	87.8	67.2
July 20	87.9	67.2
July 21	88.0	67.2
July 22	87.9	67.2
July 23	87.8	67.1
July 24	87.7	67.1
July 25	87.7	67.0
July 26	87.7	66.9
July 27	87.7	66.9
July 28	87.7	66.8
July 29	87.6	66.7
July 30	87.5	66.6
July 31	87.5	66.5
August 1	87.3	66.3
August 2	87.2	66.1
August 3	87.1	66.0
August 4	87.0	65.9
August 5	86.9	65.7
August 6	86.8	65.6
August 7	86.7	65.5
August 8	86.7	65.4
August 9	86.7	65.3
August 10	86.7	65.3
August 11	86.6	65.2
August 12	86.6	65.1
August 13	86.7	65.2
August 14	86.8	65.2
August 15	86.9	65.2
August 16	86.8	65.1
August 17	86.7	65.0
August 18	86.6	64.9
August 19	86.4	64.7
August 20	86.3	64.6
August 21	86.3	64.5
August 22	86.3	64.3
August 23	86.2	64.2
August 24	86.0	63.9
August 25	85.8	63.7
August 26	85.6	63.5
August 27	85.5	63.3
August 28	85.4	63.1
August 29	85.3	62.9
August 30	85.2	62.8
August 31	85.0	62.6
September 1	84.8	62.3
September 2	84.5	62.0
September 3	84.3	61.7
September 4	84.0	61.4
September 5	83.9	61.2
September 6	83.6	60.9
September 7	83.3	60.5
September 8	83.0	60.2
September 9	82.7	59.8
September 10	82.3	59.4
September 11	82.0	58.9
September 12	81.6	58.5
September 13	81.2	58.1
September 14	80.8	57.7
September 15	80.5	57.2
September 16	80.2	56.8
September 17	79.9	56.2
September 18	79.6	55.8
September 19	79.2	55.4
September 20	78.8	55.1
September 21	78.5	54.7
September 22	78.1	54.3
September 23	77.7	53.9
September 24	77.4	53.5
September 25	77.0	53.1
September 26	76.6	52.7
September 27	76.1	52.3
September 28	75.8	51.9
September 29	75.3	51.5
September 30	74.9	51.1
October 1	74.6	50.8
October 2	74.2	50.4
October 3	73.8	49.9
October 4	73.3	49.4
October 5	72.9	49.0
October 6	72.4	48.5
October 7	72.1	48.2
October 8	71.8	47.8
October 9	71.4	47.6
October 10	71.1	47.3
October 11	70.6	47.0
October 12	70.3	46.7
October 13	69.8	46.4
October 14	69.3	46.1
October 15	68.8	45.8
October 16	68.5	45.5
October 17	68.1	45.2
October 18	67.5	44.9
October 19	67.1	44.4
October 20	66.5	44.0
October 21	66.1	43.7
October 22	65.7	43.4
October 23	65.3	43.1
October 24	64.7	42.7
October 25	64.2	42.3
October 26	63.8	41.9
October 27	63.5	41.6
October 28	63.1	41.2
October 29	62.7	40.8
October 30	62.1	40.4
October 31	61.6	40.0
November 1	61.2	39.7
November 2	60.8	39.4
November 3	60.4	39.1
November 4	60.1	38.9
November 5	59.6	38.6
November 6	59.2	38.3
November 7	58.8	37.9
November 8	58.3	37.5
November 9	57.9	37.1
November 10	57.5	36.7
November 11	57.1	36.3
November 12	56.8	35.9
November 13	56.5	35.6
November 14	56.0	35.3
November 15	55.5	35.0
November 16	55.2	34.7
November 17	54.8	34.3
November 18	54.4	34.1
November 19	54.1	33.9
November 20	53.7	33.5
November 21	53.3	33.1
November 22	52.9	32.8
November 23	52.4	32.4
November 24	51.8	32.1
November 25	51.3	31.7
November 26	50.8	31.4
November 27	50.4	31.0
November 28	50.1	30.7
November 29	49.8	30.5
November 30	49.4	30.3
December 1	49.1	30.1
December 2	48.7	29.8
December 3	48.3	29.5
December 4	47.8	29.1
December 5	47.4	28.7
December 6	47.0	28.4
December 7	46.6	28.1
December 8	46.3	27.8
December 9	46.0	27.6
December 10	45.7	27.3
December 11	45.2	26.9
December 12	44.8	26.6
December 13	44.6	26.4
December 14	44.4	26.2
December 15	44.2	26.0
December 16	44.0	25.9
December 17	43.8	25.7
December 18	43.7	25.5
December 19	43.5	25.3
December 20	43.2	25.1
December 21	43.0	25.0
December 22	43.0	24.8
December 23	42.9	24.7
December 24	42.7	24.6
December 25	42.5	24.4
December 26	42.4	24.4
December 27	42.3	24.2
December 28	42.1	24.1
December 29	42.1	24.0
December 30	41.9	23.8
December 31	41.7	23.5

Weather Station Details

Years	Station	Coordinates
1957–2024	Weldon Spring NWS	location