Plymouth Average Weather by Day

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

Also see:

What's the hottest day of the year in Plymouth?

On average, July 20 is the hottest day of the year Plymouth, Wisconsin. From 1991–2020, the average high temperature on July 20 was 81.6 °F and the average low was 60.6 °F.

What's the coldest day of the year in Plymouth?

On average, January 28 is the coldest day of the year Plymouth, Wisconsin. From 1991–2020, the average high temperature on January 28 was 26.3 °F, and the average low was 11.2 °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	29.0	14.8
January 2	28.8	14.6
January 3	28.6	14.4
January 4	28.5	14.1
January 5	28.2	13.8
January 6	28.0	13.4
January 7	27.6	13.0
January 8	27.5	12.8
January 9	27.4	12.8
January 10	27.4	12.7
January 11	27.2	12.5
January 12	27.0	12.3
January 13	26.8	12.1
January 14	26.7	12.0
January 15	26.6	11.8
January 16	26.5	11.7
January 17	26.4	11.6
January 18	26.4	11.5
January 19	26.3	11.5
January 20	26.3	11.6
January 21	26.3	11.6
January 22	26.3	11.5
January 23	26.3	11.5
January 24	26.4	11.5
January 25	26.4	11.6
January 26	26.4	11.5
January 27	26.3	11.3
January 28	26.3	11.2
January 29	26.3	11.2
January 30	26.4	11.1
January 31	26.5	11.3
February 1	26.7	11.3
February 2	26.8	11.5
February 3	26.9	11.6
February 4	27.2	11.9
February 5	27.5	12.1
February 6	27.8	12.4
February 7	28.1	12.5
February 8	28.3	12.7
February 9	28.6	12.9
February 10	28.9	13.1
February 11	29.0	13.2
February 12	29.1	13.2
February 13	29.3	13.4
February 14	29.5	13.6
February 15	29.8	13.8
February 16	30.0	14.0
February 17	30.1	14.0
February 18	30.3	14.0
February 19	30.5	14.2
February 20	30.7	14.5
February 21	31.1	14.8
February 22	31.4	15.0
February 23	31.7	15.3
February 24	32.0	15.5
February 25	32.4	15.9
February 26	32.7	16.3
February 27	33.2	16.7
February 28	33.7	17.2
March 1	34.3	17.6
March 2	34.7	17.9
March 3	35.2	18.3
March 4	35.7	18.8
March 5	36.1	19.3
March 6	36.5	19.7
March 7	36.8	20.0
March 8	37.2	20.3
March 9	37.5	20.6
March 10	37.9	21.0
March 11	38.3	21.3
March 12	38.7	21.8
March 13	39.2	22.3
March 14	39.8	22.7
March 15	40.3	23.3
March 16	40.7	23.7
March 17	41.2	24.2
March 18	41.8	24.8
March 19	42.4	25.3
March 20	43.1	25.9
March 21	43.6	26.3
March 22	44.0	26.6
March 23	44.3	26.9
March 24	44.8	27.3
March 25	45.2	27.7
March 26	45.6	28.0
March 27	45.9	28.4
March 28	46.3	28.7
March 29	46.7	29.0
March 30	46.9	29.3
March 31	47.2	29.7
April 1	47.6	30.1
April 2	48.1	30.4
April 3	48.5	30.7
April 4	48.9	31.0
April 5	49.5	31.4
April 6	49.9	31.8
April 7	50.3	32.1
April 8	50.7	32.4
April 9	51.1	32.6
April 10	51.6	32.9
April 11	52.1	33.2
April 12	52.5	33.5
April 13	52.9	33.8
April 14	53.2	34.0
April 15	53.5	34.2
April 16	53.8	34.5
April 17	54.1	34.8
April 18	54.4	35.2
April 19	54.8	35.5
April 20	55.3	35.9
April 21	55.9	36.4
April 22	56.3	36.8
April 23	56.8	37.2
April 24	57.2	37.6
April 25	57.8	38.0
April 26	58.2	38.4
April 27	58.6	38.7
April 28	59.0	39.1
April 29	59.3	39.3
April 30	59.5	39.6
May 1	59.8	39.9
May 2	60.2	40.2
May 3	60.6	40.5
May 4	60.7	40.8
May 5	61.1	41.1
May 6	61.5	41.4
May 7	61.9	41.7
May 8	62.3	42.1
May 9	62.7	42.5
May 10	63.0	42.8
May 11	63.3	43.2
May 12	63.7	43.6
May 13	64.2	44.0
May 14	64.7	44.5
May 15	65.2	45.0
May 16	65.7	45.3
May 17	66.2	45.6
May 18	66.5	45.9
May 19	66.9	46.3
May 20	67.1	46.5
May 21	67.4	46.7
May 22	67.6	47.0
May 23	68.0	47.2
May 24	68.2	47.5
May 25	68.6	47.8
May 26	69.0	48.2
May 27	69.4	48.6
May 28	69.9	49.1
May 29	70.4	49.4
May 30	70.7	49.8
May 31	71.0	50.1
June 1	71.4	50.5
June 2	71.7	50.8
June 3	72.1	51.2
June 4	72.5	51.6
June 5	72.8	52.0
June 6	73.1	52.4
June 7	73.5	52.7
June 8	73.8	53.0
June 9	74.1	53.3
June 10	74.4	53.6
June 11	74.7	54.0
June 12	75.1	54.3
June 13	75.3	54.5
June 14	75.6	54.8
June 15	75.8	55.1
June 16	76.1	55.4
June 17	76.3	55.8
June 18	76.6	56.1
June 19	77.0	56.4
June 20	77.2	56.7
June 21	77.5	57.0
June 22	77.8	57.3
June 23	78.1	57.5
June 24	78.3	57.7
June 25	78.5	57.8
June 26	78.7	58.0
June 27	78.8	58.1
June 28	79.0	58.2
June 29	79.2	58.3
June 30	79.4	58.5
July 1	79.7	58.7
July 2	79.9	58.9
July 3	80.1	59.1
July 4	80.3	59.3
July 5	80.5	59.5
July 6	80.6	59.7
July 7	80.8	59.8
July 8	80.9	60.0
July 9	81.0	60.1
July 10	81.0	60.1
July 11	81.1	60.1
July 12	81.2	60.2
July 13	81.2	60.3
July 14	81.2	60.3
July 15	81.2	60.4
July 16	81.2	60.4
July 17	81.3	60.5
July 18	81.4	60.6
July 19	81.5	60.6
July 20	81.6	60.6
July 21	81.5	60.6
July 22	81.4	60.5
July 23	81.3	60.5
July 24	81.3	60.6
July 25	81.2	60.6
July 26	81.2	60.7
July 27	81.2	60.8
July 28	81.1	60.8
July 29	81.0	60.7
July 30	80.8	60.6
July 31	80.7	60.5
August 1	80.4	60.3
August 2	80.3	60.2
August 3	80.2	60.0
August 4	80.1	59.9
August 5	79.9	59.8
August 6	79.7	59.6
August 7	79.6	59.6
August 8	79.5	59.5
August 9	79.4	59.4
August 10	79.2	59.4
August 11	79.2	59.4
August 12	79.1	59.3
August 13	79.1	59.3
August 14	79.0	59.2
August 15	78.9	59.1
August 16	78.7	58.9
August 17	78.5	58.7
August 18	78.3	58.5
August 19	78.2	58.3
August 20	78.1	58.3
August 21	78.1	58.1
August 22	78.0	57.9
August 23	78.0	57.7
August 24	77.9	57.5
August 25	77.7	57.3
August 26	77.5	57.1
August 27	77.2	56.9
August 28	77.1	56.7
August 29	76.9	56.5
August 30	76.8	56.4
August 31	76.6	56.1
September 1	76.2	55.8
September 2	76.0	55.5
September 3	75.8	55.3
September 4	75.7	55.0
September 5	75.5	54.7
September 6	75.2	54.4
September 7	75.0	54.2
September 8	74.7	53.8
September 9	74.3	53.3
September 10	74.0	52.9
September 11	73.6	52.5
September 12	73.3	52.1
September 13	73.0	51.8
September 14	72.6	51.4
September 15	72.2	51.0
September 16	71.7	50.7
September 17	71.3	50.3
September 18	70.9	49.9
September 19	70.4	49.5
September 20	70.0	49.2
September 21	69.5	48.7
September 22	69.0	48.3
September 23	68.7	47.9
September 24	68.4	47.5
September 25	68.1	47.2
September 26	67.8	46.9
September 27	67.4	46.5
September 28	67.0	46.1
September 29	66.6	45.6
September 30	66.2	45.3
October 1	65.7	44.9
October 2	65.1	44.5
October 3	64.6	44.2
October 4	64.1	43.7
October 5	63.6	43.3
October 6	63.2	42.9
October 7	62.7	42.5
October 8	62.2	42.1
October 9	61.8	41.8
October 10	61.3	41.5
October 11	60.8	41.2
October 12	60.3	40.8
October 13	59.8	40.5
October 14	59.4	40.1
October 15	58.9	39.8
October 16	58.5	39.5
October 17	58.0	39.2
October 18	57.6	38.9
October 19	57.1	38.5
October 20	56.7	38.2
October 21	56.2	37.9
October 22	55.7	37.5
October 23	55.2	37.2
October 24	54.6	36.8
October 25	54.0	36.4
October 26	53.5	36.1
October 27	53.0	35.7
October 28	52.6	35.4
October 29	52.0	35.0
October 30	51.6	34.6
October 31	51.2	34.2
November 1	50.7	33.8
November 2	50.2	33.5
November 3	49.7	33.1
November 4	49.2	32.8
November 5	48.8	32.5
November 6	48.4	32.2
November 7	47.9	31.9
November 8	47.5	31.4
November 9	47.0	31.0
November 10	46.5	30.6
November 11	46.1	30.2
November 12	45.7	29.9
November 13	45.3	29.6
November 14	44.8	29.2
November 15	44.4	28.8
November 16	44.0	28.4
November 17	43.6	28.1
November 18	43.2	27.7
November 19	42.7	27.4
November 20	42.3	27.1
November 21	41.9	26.7
November 22	41.4	26.3
November 23	40.8	25.8
November 24	40.2	25.4
November 25	39.6	24.9
November 26	39.1	24.5
November 27	38.7	24.1
November 28	38.3	23.8
November 29	37.9	23.4
November 30	37.6	23.2
December 1	37.3	22.8
December 2	37.0	22.5
December 3	36.6	22.2
December 4	36.1	21.8
December 5	35.7	21.3
December 6	35.3	21.0
December 7	34.9	20.7
December 8	34.5	20.5
December 9	34.2	20.3
December 10	33.9	19.9
December 11	33.5	19.6
December 12	33.1	19.2
December 13	32.9	19.0
December 14	32.6	18.7
December 15	32.3	18.5
December 16	32.1	18.2
December 17	31.9	18.0
December 18	31.6	17.7
December 19	31.3	17.4
December 20	30.9	17.1
December 21	30.8	17.0
December 22	30.7	16.8
December 23	30.6	16.5
December 24	30.3	16.3
December 25	30.1	16.1
December 26	30.0	16.0
December 27	29.9	15.8
December 28	29.8	15.6
December 29	29.7	15.5
December 30	29.5	15.3
December 31	29.2	15.1

Weather Station Details

Years	Station	Coordinates
1910–2024	Plymouth WWTP	location