Weather in Nova Scotia

Calculated from weather data of Halifax / Stanfield International Airport (CYHZ) between 2021 and 2025.

Maximum temperatures (°C)

Month	Average	2025	2024	2023	2022	2021
January	0.3	-2.7	-1.5	3.2	-0.0	-1.8
February	0.5	-2.5	0.8	-1.9	1.0	0.3
March	3.9	5.7	5.0	2.9	4.9	6.2
April	9.5		9.3	11.0	9.5	11.0
May	15.4	16.0	16.5	15.0	16.6	15.4
June	20.8	21.3	21.3	19.8	20.1	23.5
July	24.6		25.5	25.5	25.1	22.8
August	24.3		24.1	22.3	25.0	25.0
September	20.3		20.6	20.8	20.1	20.3
October	14.6		14.5	15.5	16.3	15.1
November	8.1		8.5	6.2	10.0	8.6
December	2.7		2.3	4.0	3.7	3.1
Average	11.8	8.1	12.4	12.2	13.1	12.6

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°C)

Month	Average	2025	2024	2023	2022	2021
January	-7.1	-8	-7	-4	-10	-5
February	-8.5	-9	-6	-10	-8	-6
March	-4.3	-3	-1	-4	-4	-5
April	1.0		1	1	2	2
May	5.3	7	7	4	6	5
June	11.1	11	12	11	11	13
July	15.7		16	18	15	15
August	15.6		15	15	17	16
September	11.9		12	13	12	13
October	6.8		6	8	8	8
November	0.7		3	-1	2	1
December	-5.9		-5	-2	-2	-5
Average	3.4	-1.5	4.4	4.3	4.4	4.4

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Cold and hot days

Number of days	2025	2024	2023	2022	2021
30 °C or warmer	1	2	3	2	4
25 °C or warmer	4	34	29	31	26
20 °C or warmer	24	98	95	97	100
0 °C or colder	77	119	125	105	118

Precipitation (%)

Month	Average	2025	2024	2023	2022	2021
January	35.6	39	37	43	39	28
February	29.9	35	34	29	39	23
March	26.9	24	37	34	28	21
April	22.3		20	12	31	22
May	17.6	25	14	17	13	18
June	15.5	10	20	28	19	7
July	11.7		14	21	10	18
August	11.7		12	23	13	11
September	14.3		17	20	18	18
October	12.5		10	18	11	11
November	23.8		35	20	20	30
December	31.4		36	35	48	23
Average	20.2	24.9	22.4	24.3	21.9	18.0

Precipitation during daylight period

Percentage of observations with observed rain, drizzle, snow or hail. Only observations between sunrise and sunset are taken into account.

Wind speed (km/h)

Month	Average	2025	2024	2023	2022	2021
January	22.0	22	23	21	22	21
February	22.7	23	23	22	25	24
March	23.7	21	24	24	22	25
April	22.3		21	20	23	25
May	19.8	19	18	23	19	18
June	17.9	19	19	17	16	19
July	15.5		16	14	18	15
August	15.7		15	16	15	15
September	17.5		17	17	17	19
October	18.1		19	17	15	17
November	22.1		23	20	25	20
December	21.5		20	22	24	22
Average	19.7	20.4	19.2	19.0	19.5	19.5

Average wind speed

Excluding wind gusts. Only observations between sunrise and sunset are taken into account.

Prevailing wind direction

Month	2025	2024	2023	2022	2021
January	W	NW	NW	NW	NW
February	W	NW	NW	W	NW
March	SW	SW	N	W	W
April		N	NW	W	N
May	S	SE	NW	W	W
June	SW	SW	SE	S	SW
July		SW	S	SW	SW
August		SW	SW	S	SW
September		E	SW	W	SW
October		W	W	S	NW
November		NW	W	W	W
December		W	W	N	NW

Prevailing wind direction

Average wind direction, weighed by wind speed. Only observations between sunrise and sunset are taken into account.

Nova Scotia weather Q&A

What is the warmest month in Nova Scotia?

The warmest month is July with an average temperature of 25 °C over the past years.

What is the coldest month in Nova Scotia?

The coldest month is January with an average daytime temperature of 0 °C in the past few years.

Which month is the wettest in Nova Scotia?

Chance of precipitation is the highest in January with a probability of around 35.6 %.

Which month is the driest in Nova Scotia?

The least rainfall and snow can be expected in August. The probability is about 11.8 %.