Saint John Weather in 2023

Historical record of Saint John, New Brunswick weather for the year 2023 based on NOAA data.

Jump to Month:

Year:

2023 Saint John Weather Extremes
Highest temperature	28.6 °C	July 13
Lowest temperature	-29.0 °C	February 4
Highest daily low	18.7 °C	July 16
Lowest daily high	-17.9 °C	February 4
Most daily precipitation	8.6 cm	July 16
Most daily snow	14.4 cm	January 23
Total annual precipitation	166.3 cm	-
Total annual snow	121.6 cm	-

What was the hottest temperature in Saint John in 2023?

The highest temperature recorded in Saint John, New Brunswick in 2023 was 28.6 °C which happened on July 13.

Highest Temperatures: All-Time By Year

Highest Temperatures in Saint John in 2023

Rank	Temperature	Date
1	28.6 °C	Jul 13
2	28.0 °C	Jul 24
3	27.8 °C	Sep 5
4	27.7 °C	Jul 28
4	27.7 °C	Jul 9
6	27.4 °C	Jul 12
7	27.0 °C	May 28
8	26.9 °C	Jul 29
9	26.5 °C	Aug 10
9	26.5 °C	Jun 12

What was the coldest temperature in Saint John in 2023?

The lowest temperature recorded in Saint John, New Brunswick in 2023 was -29.0 °C which happened on Feb 4.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Saint John in 2023

Rank	Temperature	Date
1	-29.0 °C	February 4
2	-28.7 °C	February 3
3	-22.9 °C	February 2
4	-22.4 °C	February 1
5	-20.7 °C	February 25
6	-19.3 °C	February 27
7	-18.2 °C	February 5
8	-17.8 °C	March 3
9	-17.6 °C	March 4
9	-17.6 °C	January 22

January 2023 Saint John Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
January 1	8.3	0.4	2.23	0.0
January 2	0.8	-1.2	0.00	0.0
January 3	5.2	-0.8	0.08	0.0
January 4	5.2	-2.4	0.41	0.0
January 5	-1.7	-4.4	0.00	0.0
January 6	0.4	-3.1	0.04	0.4
January 7	0.6	-5.5	0.00	0.0
January 8	-3.0	-9.8	0.00	0.0
January 9	-0.6	-8.1	0.00	0.0
January 10	-2.3	-11.6	0.05	0.5
January 11	-4.9	-14.8	0.00	0.0
January 12	0.3	-14.1	0.00	0.0
January 13	10.6	0.1	6.15	9.0
January 14	4.4	-4.9	1.57	0.0
January 15	-0.2	-5.2	1.08	2.0
January 16	n/a	n/a	1.90	n/a
January 17	0.8	-0.9	0.00	0.0
January 18	3.5	-2.1	0.25	2.2
January 19	-0.1	-3.5	0.00	0.0
January 20	-1.7	-4.6	0.48	5.1
January 21	-3.2	-10.8	0.00	0.0
January 22	0.2	-17.6	0.33	3.4
January 23	0.3	-3.8	2.60	14.4
January 24	0.1	-5.0	0.00	0.0
January 25	-2.9	-12.6	0.00	0.0
January 26	9.1	-3.7	5.07	5.0
January 27	-1.1	-12.3	0.00	0.0
January 28	2.6	-13.4	0.18	0.0
January 29	6.0	-6.2	0.08	0.0
January 30	5.9	-5.9	0.00	0.0
January 31	-3.5	-14.9	0.29	0.0

February 2023 Saint John Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
February 1	-8.7	-22.4	0.00	0.0
February 2	1.2	-22.9	0.10	1.0
February 3	1.1	-28.7	0.22	2.0
February 4	-17.9	-29.0	0.00	0.0
February 5	2.1	-18.2	0.17	3.0
February 6	1.3	-7.0	0.00	0.0
February 7	-1.9	-10.5	0.00	0.0
February 8	3.7	-5.1	0.00	0.0
February 9	-2.0	-12.5	0.72	4.0
February 10	1.8	-3.0	0.60	n/a
February 11	-1.7	-16.2	0.00	0.0
February 12	3.4	-13.9	0.00	0.0
February 13	0.8	-9.7	0.00	0.0
February 14	-2.3	-13.4	0.00	0.0
February 15	6.1	-17.1	0.35	0.0
February 16	11.1	-0.3	0.00	0.0
February 17	2.9	-8.6	0.68	1.6
February 18	-3.0	-13.3	0.00	0.0
February 19	3.3	-10.6	0.00	0.0
February 20	6.2	-0.6	0.10	0.0
February 21	0.3	-11.1	0.00	0.0
February 22	2.7	-10.4	0.00	0.0
February 23	-8.9	-12.8	0.06	1.0
February 24	-8.3	-16.8	0.54	5.4
February 25	-11.9	-20.7	0.00	0.0
February 26	n/a	n/a	0.00	0.0
February 27	-5.2	-19.3	0.00	0.0
February 28	-4.3	-15.8	0.06	1.0

March 2023 Saint John Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
March 1	-0.1	-12.0	0.42	4.2
March 2	-2.3	-13.4	1.40	14.0
March 3	-0.5	-17.8	0.05	0.5
March 4	-1.5	-17.6	0.00	0.0
March 5	4.3	-6.9	0.00	0.0
March 6	0.7	-1.9	0.64	7.0
March 7	0.9	-2.9	0.00	0.0
March 8	2.7	-5.1	0.00	0.0
March 9	3.6	-8.4	0.00	0.0
March 10	4.0	-7.3	0.00	0.0
March 11	4.1	-8.3	0.00	0.0
March 12	6.2	-7.7	0.00	0.0
March 13	6.1	-9.7	0.00	0.0
March 14	n/a	n/a	0.29	2.4
March 15	1.4	-1.8	0.37	4.6
March 16	1.7	-3.6	0.00	0.0
March 17	7.4	-3.3	0.14	0.0
March 18	6.9	-0.9	0.08	0.0
March 19	2.6	-6.1	0.00	0.0
March 20	4.2	-7.7	0.00	0.0
March 21	6.8	-8.1	0.00	0.0
March 22	5.0	-5.7	0.00	0.0
March 23	n/a	n/a	1.63	1.4
March 24	n/a	n/a	0.00	0.0
March 25	5.6	-3.1	0.00	0.0
March 26	1.7	-2.6	0.56	2.3
March 27	5.7	-3.6	0.00	0.0
March 28	n/a	n/a	0.00	0.0
March 29	6.4	-5.4	0.04	0.0
March 30	3.6	-5.4	0.17	0.0
March 31	5.8	-6.3	0.00	0.0

April 2023 Saint John Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
April 1	n/a	n/a	n/a	n/a
April 2	n/a	n/a	n/a	n/a
April 3	n/a	n/a	n/a	n/a
April 4	n/a	n/a	n/a	n/a
April 5	n/a	n/a	n/a	n/a
April 6	n/a	n/a	n/a	n/a
April 7	n/a	n/a	n/a	n/a
April 8	n/a	n/a	n/a	n/a
April 9	n/a	n/a	n/a	n/a
April 10	n/a	n/a	n/a	n/a
April 11	n/a	n/a	n/a	n/a
April 12	n/a	n/a	n/a	n/a
April 13	n/a	n/a	n/a	n/a
April 14	n/a	n/a	n/a	n/a
April 15	n/a	n/a	n/a	n/a
April 16	n/a	n/a	n/a	n/a
April 17	n/a	n/a	n/a	n/a
April 18	n/a	n/a	n/a	n/a
April 19	n/a	n/a	n/a	n/a
April 20	n/a	n/a	n/a	n/a
April 21	n/a	n/a	n/a	n/a
April 22	12.4	-1.2	0.00	0.0
April 23	14.9	-1.5	0.00	0.0
April 24	13.5	3.4	0.00	0.0
April 25	7.9	3.6	0.00	0.0
April 26	9.4	4.1	0.00	0.0
April 27	13.3	2.1	0.43	0.0
April 28	15.5	-0.2	0.00	0.0
April 29	16.8	-0.8	0.00	0.0
April 30	12.0	2.8	0.00	0.0

May 2023 Saint John Weather

Day	High (°C)	Low (°C)	Precip. (cm)
May 1	9.6	5.0	4.30
May 2	11.9	3.8	0.00
May 3	6.9	2.8	0.02
May 4	8.3	3.0	0.10
May 5	14.3	-1.5	0.00
May 6	20.1	-2.7	0.00
May 7	19.5	0.0	0.00
May 8	17.4	-1.3	0.00
May 9	12.2	-3.4	0.00
May 10	16.5	-3.5	0.00
May 11	21.2	4.0	0.00
May 12	21.3	1.2	0.07
May 13	18.9	3.9	0.23
May 14	16.1	-1.6	0.00
May 15	17.7	-1.1	0.00
May 16	16.5	5.9	0.43
May 17	11.4	-0.8	0.11
May 18	13.0	0.9	0.00
May 19	12.3	4.5	0.00
May 20	15.6	7.5	0.16
May 21	14.3	6.0	3.92
May 22	15.8	3.0	0.00
May 23	16.9	-1.0	0.00
May 24	16.5	2.3	0.00
May 25	15.6	5.0	0.00
May 26	11.3	5.0	0.00
May 27	24.8	1.0	0.00
May 28	27.0	6.7	0.00
May 29	n/a	n/a	0.00
May 30	18.0	-0.8	0.00
May 31	17.3	7.0	0.00

June 2023 Saint John Weather

Day	High (°C)	Low (°C)	Precip. (cm)
June 1	26.1	5.5	0.96
June 2	19.2	5.8	0.07
June 3	6.1	4.5	1.67
June 4	10.5	5.3	1.49
June 5	11.2	6.8	1.48
June 6	12.6	6.8	0.78
June 7	15.1	6.8	0.16
June 8	17.5	8.0	0.07
June 9	16.7	9.3	1.58
June 10	16.4	5.7	0.21
June 11	23.5	4.4	0.00
June 12	26.5	6.6	0.00
June 13	26.2	6.8	0.00
June 14	19.0	10.6	0.07
June 15	19.1	8.0	0.11
June 16	21.6	8.0	0.00
June 17	18.4	7.7	3.06
June 18	15.3	9.2	0.45
June 19	17.3	5.5	0.00
June 20	18.5	3.8	0.00
June 21	24.1	4.0	0.00
June 22	24.6	6.9	0.00
June 23	24.4	6.8	0.00
June 24	20.0	12.2	0.52
June 25	23.3	12.7	0.05
June 26	17.1	13.1	0.89
June 27	19.8	12.8	3.45
June 28	22.0	16.1	1.75
June 29	19.5	15.9	1.35
June 30	20.6	15.7	2.47

July 2023 Saint John Weather

Day	High (°C)	Low (°C)	Precip. (cm)
July 1	21.8	16.8	0.17
July 2	20.1	14.6	1.34
July 3	18.9	14.8	3.31
July 4	26.2	14.8	0.03
July 5	24.8	13.6	1.72
July 6	25.8	12.8	0.00
July 7	24.5	13.4	0.00
July 8	24.2	13.7	0.00
July 9	27.7	16.2	0.00
July 10	24.8	18.3	0.26
July 11	21.1	15.7	2.03
July 12	27.4	14.8	0.00
July 13	28.6	13.5	0.00
July 14	26.4	13.9	0.15
July 15	24.4	17.7	0.50
July 16	22.7	18.7	8.62
July 17	20.5	16.1	4.10
July 18	23.0	16.1	0.02
July 19	22.4	16.1	0.00
July 20	26.4	13.2	1.60
July 21	23.5	13.0	0.92
July 22	25.4	15.9	0.10
July 23	24.9	14.0	0.00
July 24	28.0	12.4	0.00
July 25	24.4	13.0	0.00
July 26	25.3	16.1	0.00
July 27	22.2	15.9	5.01
July 28	27.7	16.6	0.00
July 29	26.9	15.3	0.09
July 30	25.1	9.0	0.00
July 31	23.6	7.8	0.00

August 2023 Saint John Weather

Day	High (°C)	Low (°C)	Precip. (cm)
August 1	22.2	7.3	0.00
August 2	n/a	n/a	0.00
August 3	23.0	6.6	0.00
August 4	22.4	12.4	0.04
August 5	22.0	14.0	0.30
August 6	24.3	10.5	0.00
August 7	23.6	10.0	0.00
August 8	20.2	14.7	2.04
August 9	22.6	16.3	1.27
August 10	26.5	15.1	0.00
August 11	22.4	15.0	4.26
August 12	23.6	11.2	0.00
August 13	20.6	10.3	0.87
August 14	23.9	13.2	0.02
August 15	22.5	12.9	0.00
August 16	23.1	13.8	0.00
August 17	24.4	16.4	0.00
August 18	21.3	17.7	2.34
August 19	20.7	14.5	0.12
August 20	21.4	13.4	0.03
August 21	25.0	13.4	0.07
August 22	23.6	8.2	0.00
August 23	22.2	4.3	0.00
August 24	25.0	6.9	0.00
August 25	17.9	13.6	1.09
August 26	18.3	14.0	6.98
August 27	23.0	9.0	0.00
August 28	23.5	6.7	0.00
August 29	22.2	11.3	0.00
August 30	20.2	13.6	4.22
August 31	18.2	4.8	0.00

September 2023 Saint John Weather

Day	High (°C)	Low (°C)	Precip. (cm)
September 1	21.4	3.1	0.00
September 2	21.7	6.0	0.00
September 3	16.7	14.1	0.00
September 4	25.0	11.7	0.00
September 5	27.8	12.3	0.00
September 6	25.4	16.8	0.00
September 7	25.8	16.1	0.11
September 8	25.3	16.2	0.00
September 9	18.9	15.1	0.02
September 10	25.4	10.5	0.77
September 11	23.0	16.7	1.70
September 12	22.5	17.1	0.08
September 13	22.4	17.5	0.03
September 14	20.9	12.7	0.35
September 15	21.2	9.5	0.40
September 16	19.6	14.2	5.12
September 17	24.1	9.1	0.21
September 18	16.0	8.4	0.67
September 19	17.9	13.3	3.60
September 20	20.1	8.7	0.00
September 21	17.9	2.8	0.00
September 22	17.8	1.5	0.00
September 23	18.9	6.4	0.00
September 24	20.4	5.6	0.00
September 25	18.6	2.5	0.00
September 26	17.7	2.0	0.00
September 27	17.1	1.8	0.00
September 28	22.6	2.7	0.00
September 29	19.5	2.5	0.00
September 30	19.5	4.3	0.00

October 2023 Saint John Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
October 1	22.2	3.4	0.00	0.0
October 2	21.8	5.3	0.00	0.0
October 3	24.9	4.9	0.00	0.0
October 4	17.1	7.8	0.00	0.0
October 5	17.8	7.9	0.00	0.0
October 6	21.7	13.1	0.00	0.0
October 7	n/a	n/a	0.65	0.0
October 8	16.7	6.3	3.03	0.0
October 9	16.3	6.7	0.68	0.0
October 10	15.7	5.6	0.23	0.0
October 11	17.0	3.5	0.05	0.0
October 12	14.0	6.3	0.32	0.0
October 13	11.6	5.1	0.32	0.0
October 14	13.5	4.7	0.00	0.0
October 15	n/a	n/a	n/a	n/a
October 16	11.4	7.7	0.88	0.0
October 17	10.4	0.1	0.00	0.0
October 18	14.3	-0.6	0.00	0.0
October 19	16.3	6.4	0.00	0.0
October 20	15.9	10.9	0.09	0.0
October 21	17.1	11.9	2.10	0.0
October 22	11.9	7.0	2.02	0.0
October 23	10.1	-1.9	0.02	0.0
October 24	12.5	-2.5	0.00	0.0
October 25	14.1	5.2	0.05	0.0
October 26	20.8	6.1	0.00	0.0
October 27	18.3	11.4	0.12	0.0
October 28	19.2	5.8	0.00	0.0
October 29	6.8	-0.6	0.00	0.0
October 30	1.5	-0.5	1.41	2.0
October 31	3.9	-6.1	0.00	0.0

November 2023 Saint John Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
November 1	3.7	-7.4	0.00	0.0
November 2	5.0	-6.8	0.00	0.0
November 3	9.3	-6.8	0.00	0.0
November 4	12.4	1.4	0.00	0.0
November 5	7.3	-1.2	0.04	0.0
November 6	4.5	-4.3	0.00	0.0
November 7	10.9	-3.6	0.77	0.0
November 8	6.0	-0.6	0.00	0.0
November 9	3.2	-2.0	0.00	0.0
November 10	6.4	0.4	0.00	0.0
November 11	4.6	-3.0	0.00	0.0
November 12	4.0	-5.7	0.00	0.0
November 13	0.7	-6.8	0.00	0.0
November 14	1.1	-4.4	0.00	0.0
November 15	6.7	-5.5	0.00	0.0
November 16	9.3	-5.7	0.00	0.0
November 17	12.1	-6.0	0.00	0.0
November 18	12.1	0.8	2.08	0.0
November 19	4.8	-2.8	0.00	0.0
November 20	1.1	-4.8	0.00	0.0
November 21	1.6	-8.1	0.00	0.0
November 22	4.4	-5.9	4.18	9.6
November 23	5.6	0.5	0.00	0.0
November 24	4.6	-8.8	0.00	0.0
November 25	-3.3	-10.0	0.00	0.0
November 26	6.4	-8.5	0.00	0.0
November 27	8.9	-2.0	1.35	0.0
November 28	2.6	-5.4	0.00	0.0
November 29	-1.5	-12.4	0.00	0.0
November 30	6.2	-12.2	0.25	2.5

December 2023 Saint John Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
December 1	9.8	1.6	0.09	0.0
December 2	7.2	0.6	0.94	0.0
December 3	1.3	-1.2	0.00	0.0
December 4	-1.0	-4.7	0.91	9.1
December 5	-4.0	-13.3	0.00	0.0
December 6	-4.1	-14.8	0.00	0.0
December 7	-6.4	-12.9	0.00	0.0
December 8	-1.0	-12.6	0.00	0.0
December 9	3.0	-13.0	0.00	0.0
December 10	12.1	1.8	1.43	0.0
December 11	14.6	0.9	6.34	0.0
December 12	3.1	-5.4	0.00	0.0
December 13	4.3	-6.7	0.00	0.0
December 14	-2.6	-8.7	0.00	0.0
December 15	6.0	-5.0	0.00	0.0
December 16	3.1	-9.7	0.00	0.0
December 17	8.2	-10.3	0.03	0.0
December 18	15.0	8.1	1.71	0.0
December 19	8.8	1.3	0.17	0.0
December 20	3.3	-1.7	0.00	0.0
December 21	-1.7	-9.4	0.00	0.0
December 22	-5.0	-12.2	0.00	0.0
December 23	-1.6	-13.3	0.00	0.0
December 24	6.5	-9.9	0.00	0.0
December 25	5.4	-3.8	0.00	0.0
December 26	7.3	-2.7	0.00	0.0
December 27	5.0	-1.3	0.67	0.0
December 28	6.0	0.3	0.62	0.0
December 29	1.5	-0.4	1.33	0.0
December 30	1.5	-1.2	0.13	1.0
December 31	-0.2	-4.9	0.00	0.0

Next Year >

Weather Station Details

Years	Station	Coordinates
2012–2024	Saint John	location
1947–2012	Saint John A	location
1871–1946	Saint John	location