Climate Melbourne International Airport 2020-2024

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

Calculated from historical METAR data of Melbourne International Airport (YMML) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	86.7	78	86	89	86	74
February	91.1	93	85	93	90	82
March	88.7	89	84	83	82	91
April	89.3		87	81	90	90
May	90.2		93	92	90	90
June	87.0		81	84	88	89
July	87.9		87	83	91	75
August	89.8		81	89	92	88
September	93.9		97	80	92	96
October	89.7		90	82	92	81
November	86.9		72	82	88	92
December	87.3		73	96	89	91
Average	88.8	86.8	84.4	85.9	89.0	86.3

66th best VFR conditions of Australia

VFR conditions during daylight period

Percentage of observations where the VFR minimums for ceiling and visibility are met: visibility of 8 km 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	96.0	90	97	99	95	90
February	98.4	99	96	100	100	93
March	98.3	99	99	98	97	97
April	98.9		100	97	100	99
May	98.0		98	97	98	97
June	97.6		96	98	98	97
July	98.3		98	96	100	97
August	98.6		94	98	100	100
September	99.4		100	98	99	100
October	98.3		97	97	99	97
November	98.3		98	98	97	98
December	96.5		88	100	99	98
Average	97.8	96.0	96.5	97.8	98.2	96.8

Marginal VFR conditions or better during daylight period

Percentage of observations where the MVFR minimums for ceiling and visibility are met: visibility of 5 km 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	26.8	25	26	29	25	27
February	25.6	27	25	26	25	24
March	24.0	26	23	24	22	22
April	20.2		20	20	20	18
May	16.0		16	16	17	15
June	13.7		14	13	14	14
July	13.4		14	13	13	13
August	14.3		15	14	15	14
September	17.1		20	15	17	17
October	19.6		19	18	19	19
November	22.1		22	20	20	24
December	24.2		24	22	24	23
Average	20.4	25.8	19.6	19.0	19.1	19.1

92nd highest temperature of Australia

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	15.5	15	15	17	14	15
February	14.4	15	14	14	13	14
March	13.6	14	13	14	13	13
April	10.9		11	11	10	10
May	8.4		8	8	8	8
June	6.8		8	7	7	6
July	6.2		8	5	6	6
August	6.4		7	7	7	6
September	7.7		9	8	8	9
October	9.4		9	10	8	10
November	11.6		13	10	11	13
December	12.8		14	11	12	12
Average	10.8	14.5	10.7	10.2	9.8	10.0

6th lowest temperature of Australia

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	6.4	15	6	3	10	7
February	4.5	4	8	2	2	11
March	5.4	3	10	8	10	7
April	7.2		13	10	4	12
May	9.1		12	8	10	7
June	10.4		13	11	16	7
July	11.0		13	15	9	11
August	15.4		12	15	7	13
September	13.8		8	15	9	10
October	14.3		17	25	11	12
November	11.0		7	17	12	9
December	9.4		15	8	3	9
Average	9.5	7.3	11.0	11.2	8.3	9.4

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	12	12	12	12
February	12.2	13	13	12	12	12
March	11.6	12	12	11	10	13
April	10.9		12	11	11	12
May	11.4		12	9	11	12
June	11.1		13	13	12	10
July	13.1		13	12	14	10
August	13.0		12	13	14	13
September	13.2		14	12	13	14
October	12.5		14	12	12	12
November	12.4		13	13	12	12
December	12.7		13	14	13	13
Average	12.2	12.4	12.5	11.9	12.2	12.0

92nd highest wind speed of Australia

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	199°	186°	165°	192°	171°
February	189°	203°	182°	188°	184°
March	178°	224°	173°	200°	177°
April		349°	138°	242°	297°
May		286°	312°	322°	339°
June		354°	320°	001°	340°
July		333°	300°	352°	270°
August		317°	333°	323°	314°
September		321°	317°	306°	347°
October		252°	269°	264°	197°
November		174°	266°	183°	227°
December		190°	208°	185°	205°

Prevailing wind direction

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