Climate Halifax / Stanfield International Airport 2020-2024

Climate and trends: average temperature, flight conditions, precipitation, wind speed and direction.

Calculated from historical METAR data of Halifax / Stanfield International Airport (CYHZ) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	43.3	38	33	44	33	41
February	55.4	45	60	44	53	60
March	52.9	37	42	49	71	61
April	57.3		65	50	51	68
May	65.4		65	65	75	67
June	61.7		31	59	74	64
July	63.5		39	73	59	59
August	67.0		56	52	64	75
September	64.9		53	65	60	66
October	64.5		60	60	66	62
November	57.9		62	63	59	56
December	47.7		41	31	61	37
Average	57.6	39.7	50.0	56.3	61.6	60.8

VFR conditions during daylight period

Percentage of observations where the VFR minimums for ceiling and visibility are met: visibility of 5 mi or more and a ceiling of 3,000 ft or more. Only observations between sunrise and sunset are taken into account.

Marginal VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	71.1	77	53	67	80	68
February	73.1	64	71	66	80	76
March	73.6	52	74	71	83	77
April	72.5		79	70	70	81
May	76.4		77	76	88	76
June	70.4		44	71	81	74
July	72.1		50	75	68	73
August	77.5		67	71	74	82
September	77.4		69	75	76	74
October	79.7		77	69	85	78
November	76.5		83	80	73	74
December	72.8		66	55	82	72
Average	73.5	63.1	66.2	71.2	78.2	75.6

Marginal VFR conditions or better during daylight period

Percentage of observations where the MVFR minimums for ceiling and visibility are met: visibility of 3⅛ mi or more and a ceiling of 1,000 ft or more. Only observations between sunrise and sunset are taken into account.

Maximum temperatures (°C)

Month	Average	2024	2023	2022	2021	2020
January	0.5	-1	3	0	0	0
February	0.8	1	0	1	0	2
March	3.7	5	3	5	6	3
April	9.5		11	10	11	8
May	15.2		15	17	15	15
June	20.7		20	20	24	22
July	24.5		26	25	23	24
August	24.3		22	25	25	25
September	20.3		21	20	20	20
October	14.7		16	16	15	14
November	8.1		6	10	9	10
December	2.7		4	4	3	6
Average	10.9	1.8	12.2	13.1	12.6	12.3

78th highest temperature of Canada

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°C)

Month	Average	2024	2023	2022	2021	2020
January	-7.2	-7	-4	-10	-5	-7
February	-8.7	-6	-10	-8	-6	-7
March	-4.2	-1	-4	-4	-5	-3
April	1.0		1	2	2	0
May	4.9		4	6	5	5
June	10.9		11	11	13	12
July	15.6		18	15	15	16
August	15.7		15	17	16	15
September	12.0		13	12	13	11
October	6.9		8	8	8	6
November	0.4		-1	2	1	2
December	-4.0		-2	-2	-5	-2
Average	2.8	-5.3	4.3	4.4	4.4	3.9

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	35.1	37	43	39	28	38
February	29.3	34	29	39	23	27
March	27.4	37	34	28	21	21
April	22.7		12	31	22	25
May	17.1		17	13	18	19
June	15.7		28	19	7	10
July	11.4		21	10	18	7
August	11.7		23	13	11	7
September	13.9		20	18	18	11
October	12.9		18	11	11	11
November	21.9		20	20	30	13
December	30.5		35	48	23	35
Average	21.4	36.2	24.3	21.9	18.0	17.4

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 (knots)

Month	Average	2024	2023	2022	2021	2020
January	11.9	12	11	12	11	11
February	12.3	12	12	13	13	11
March	13.0	13	13	12	13	13
April	12.1		11	12	13	12
May	10.9		12	10	10	12
June	9.5		9	8	10	9
July	8.3		8	10	8	8
August	8.5		9	8	8	10
September	9.5		9	9	10	10
October	9.7		9	8	9	10
November	11.8		11	13	11	10
December	11.7		12	13	12	12
Average	10.8	12.5	10.3	10.5	10.5	10.5

78th highest wind speed of Canada

Average wind speed

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

Prevailing wind direction

Month	2024	2023	2022	2021	2020
January	309°	309°	304°	337°	319°
February	305°	316°	266°	297°	263°
March	230°	344°	253°	265°	320°
April		305°	286°	339°	297°
May		300°	276°	278°	263°
June		143°	202°	222°	187°
July		189°	227°	227°	205°
August		207°	188°	212°	250°
September		207°	279°	225°	232°
October		264°	190°	320°	246°
November		282°	266°	273°	246°
December		283°	006°	294°	261°

Prevailing wind direction

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