Climate Busselton Margaret River Regional Airport 2020-2024

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

Calculated from historical METAR data of Busselton Margaret River Regional Airport (YBLN) between 2020 and 2024.

VFR conditions (%)

Month	Average	2024	2023	2022	2021	2020
January	74.7	79	97	99	98	0
February	65.5	77	99	95	56	0
March	65.5	94	93	92	46	0
April	68.1		93	95	81	0
May	70.3		97	89	92	0
June	64.7		89	77	88	0
July	86.5		79	89	96	84
August	90.2		86	93	88	94
September	71.7		84	93	74	98
October	67.2		89	96	54	97
November	75.6		94	92	97	95
December	77.0		100	94	98	99
Average	65.7	83.2	91.5	92.0	80.6	46.8

43rd 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	76.1	82	100	100	98	0
February	67.2	80	100	100	57	0
March	68.5	99	96	99	46	0
April	71.7		99	100	85	0
May	74.0		98	97	97	0
June	72.4		97	92	95	0
July	93.5		94	94	98	88
August	97.5		99	98	93	100
September	77.6		97	99	79	100
October	70.8		97	99	56	100
November	79.2		100	97	100	98
December	78.6		100	100	100	100
Average	69.1	87.1	98.0	97.9	83.6	48.4

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	30.1	31	30	31	31	29
February	30.0	32	30	31	27	30
March	27.2	28	27	28	27	27
April	22.6		22	23	23	23
May	19.5		20	20	20	19
June	17.0		16	17	17	18
July	16.6		16	17	16	17
August	16.7		17	16	17	17
September	18.6		19	19	18	18
October	20.7		23	19	19	22
November	24.6		29	23	24	22
December	29.0		30	27	29	29
Average	24.1	30.2	23.2	22.3	22.1	22.3

83rd 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	15.0	15	15	16	16	14
February	15.6	16	15	16	15	17
March	14.8	14	14	16	15	15
April	11.6		10	11	12	13
May	8.8		9	8	11	8
June	7.5		5	9	8	9
July	7.6		8	7	9	7
August	7.0		7	7	8	7
September	8.6		10	8	8	10
October	8.7		9	7	8	9
November	11.0		14	10	10	11
December	13.6		14	13	14	14
Average	11.5	15.2	10.6	10.5	10.9	11.1

8th 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	0.1	0	1	0	0	0
February	0.7	1	0	2	1	0
March	0.9	0	2	2	1	0
April	6.6		17	5	5	0
May	6.7		4	12	11	0
June	12.6		24	17	7	0
July	15.9		21	15	21	6
August	10.6		8	16	11	8
September	7.5		13	9	8	6
October	4.2		4	10	5	2
November	2.7		1	6	1	6
December	0.1		0	0	0	0
Average	3.9	0.3	7.7	7.8	5.5	2.1

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	12.6	12	13	13	13	12
February	11.8	12	12	12	13	12
March	10.7	12	11	12	10	10
April	9.0		9	9	8	9
May	8.4		8	9	8	9
June	8.7		8	9	9	9
July	9.9		11	9	11	9
August	8.9		8	10	9	9
September	9.3		10	9	9	10
October	9.9		10	10	10	10
November	10.9		12	11	11	10
December	11.9		12	12	12	12
Average	10.5	11.9	10.3	10.4	10.3	10.1

83rd 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	157°	165°	160°	134°	185°
February	160°	164°	144°	157°	123°
March	129°	149°	129°	131°	162°
April		228°	162°	118°	216°
May		083°	025°	088°	283°
June		250°	330°	319°	318°
July		304°	328°	274°	327°
August		299°	269°	293°	265°
September		283°	242°	282°	285°
October		203°	199°	256°	182°
November		132°	178°	168°	238°
December		149°	140°	176°	159°

Prevailing wind direction

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