Busselton Aero Weather Records (ASN00009603)

Record envelope, standing records and threshold days for Busselton Aero (ASN00009603), Australia, with 30 years of record.

Key Facts for Busselton Aero

Busselton Aero (ASN00009603) is a weather station in Australia at -33.69 latitude and 115.40 longitude, 16 m (53 ft) above sea level.
The station reports from 1997 to 2026, 30 years of record.
1,464 records set at Busselton Aero still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Australia, -33.69 latitude, 115.40 longitude.
Elevation: 16 m (53 ft).
Period of record: 1997 to 2026, 30 years.
Eligible elements: none yet.

Daily Record Envelope and 2026

11 days at or beyond a record

The band shows the record high and record low for each calendar day at Busselton Aero. The lines show the 2026 daily maximum and minimum. 11 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.

Daily record high and record low at Busselton Aero, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	41.1 C (106.0 F)	4.0 C (39.2 F)	37.7 C (99.9 F)	6.9 C (44.4 F)
Feb	40.1 C (104.2 F)	5.3 C (41.5 F)	36.2 C (97.2 F)	9.7 C (49.5 F)
Mar	39.0 C (102.2 F)	3.1 C (37.6 F)	35.8 C (96.4 F)	8.1 C (46.6 F)
Apr	34.2 C (93.6 F)	3.0 C (37.4 F)	27.6 C (81.7 F)	6.1 C (43.0 F)
May	29.0 C (84.2 F)	0.0 C (32.0 F)	23.3 C (73.9 F)	0.7 C (33.3 F)
Jun	23.6 C (74.5 F)	-1.0 C (30.2 F)	20.3 C (68.5 F)	3.0 C (37.4 F)
Jul	22.0 C (71.6 F)	-0.4 C (31.3 F)	20.0 C (68.0 F)	1.9 C (35.4 F)
Aug	23.9 C (75.0 F)	0.0 C (32.0 F)	24.3 C (75.7 F)	0.7 C (33.3 F)
Sep	28.8 C (83.8 F)	0.3 C (32.5 F)	26.2 C (79.2 F)	5.3 C (41.5 F)
Oct	32.2 C (90.0 F)	0.8 C (33.4 F)	18.5 C (65.3 F)	4.9 C (40.8 F)
Nov	38.1 C (100.6 F)	0.9 C (33.6 F)	n/a	n/a
Dec	41.4 C (106.5 F)	2.2 C (36.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Busselton Aero still stand. 1998 holds the most, with 72.

Standing records at Busselton Aero by the year they were set
Year set	Standing records
1997	5
1998	72
1999	52
2000	40
2001	60
2002	57
2003	58
2004	56
2005	66
2006	57
2007	56
2008	35
2009	46
2010	53
2011	43
2012	59
2013	52
2014	53
2015	57
2016	51
2017	49
2018	29
2019	64
2020	44
2021	38
2022	36
2023	55
2024	56
2025	51
2026	14

Wettest Day of Each Month

Sep: 91.4 mm (3.6 in)

The wettest day on record for each calendar month at Busselton Aero. The most was 91.4 mm (3.6 in) on 13 September 2023.

Record daily precipitation for each month at Busselton Aero
Month	Record daily precipitation (mm)	Date
Jan	41.6 mm (1.6 in)	6 January 2011
Feb	33.2 mm (1.3 in)	7 February 2021
Mar	44.4 mm (1.7 in)	28 March 2026
Apr	52.2 mm (2.1 in)	12 April 2021
May	76.0 mm (3.0 in)	16 May 2005
Jun	80.0 mm (3.1 in)	14 June 2000
Jul	89.2 mm (3.5 in)	3 July 2025
Aug	78.8 mm (3.1 in)	17 August 2024
Sep	91.4 mm (3.6 in)	13 September 2023
Oct	37.0 mm (1.5 in)	8 October 1999
Nov	23.0 mm (0.9 in)	20 November 2024
Dec	31.0 mm (1.2 in)	4 December 2001

Period of Record Coverage

1997 to 2026

30 years of record at Busselton Aero, 1997 to 2026. 2 years have data for under 90 percent of days and are left out of rankings: 1997, 2026.

Days with data per year at Busselton Aero
Year	Days with data	Share of year	Complete
1997	70	19%	No
1998	333	91%	Yes
1999	332	91%	Yes
2000	353	96%	Yes
2001	353	97%	Yes
2002	354	97%	Yes
2003	359	98%	Yes
2004	365	100%	Yes
2005	365	100%	Yes
2006	365	100%	Yes
2007	365	100%	Yes
2008	365	100%	Yes
2009	363	99%	Yes
2010	363	99%	Yes
2011	361	99%	Yes
2012	365	100%	Yes
2013	365	100%	Yes
2014	364	100%	Yes
2015	363	99%	Yes
2016	363	99%	Yes
2017	364	100%	Yes
2018	357	98%	Yes
2019	362	99%	Yes
2020	362	99%	Yes
2021	360	99%	Yes
2022	364	100%	Yes
2023	364	100%	Yes
2024	366	100%	Yes
2025	363	99%	Yes
2026	265	73%	No

Latest Records

No records were set at this station in the latest data.

Climate Trend

28 complete years, 1998 to 2025

One stripe for each of 28 complete years at Busselton Aero, 1998 to 2025. Blue stripes are years cooler than the station's own mean of 16.8 C (62.2 F); red stripes are warmer. The coolest year was 2005, at 16.0 C (60.7 F), and the warmest was 2024, at 17.8 C (64.1 F). The strongest colour marks a difference of 1.1 C (2.0 F).

Annual mean temperature at Busselton Aero as warming stripes, 1998 to 2025
Year	Annual mean temperature	Difference from the station mean
1998	16.5 C	-0.30 C
1999	17.2 C	+0.41 C
2000	16.6 C	-0.25 C
2001	16.1 C	-0.71 C
2002	16.5 C	-0.27 C
2003	16.9 C	+0.10 C
2004	16.6 C	-0.22 C
2005	16.0 C	-0.85 C
2006	16.5 C	-0.33 C
2007	16.6 C	-0.21 C
2008	16.4 C	-0.37 C
2009	16.7 C	-0.06 C
2010	16.5 C	-0.26 C
2011	17.7 C	+0.89 C
2012	17.0 C	+0.22 C
2013	17.3 C	+0.47 C
2014	17.0 C	+0.18 C
2015	17.0 C	+0.20 C
2016	16.3 C	-0.55 C
2017	16.7 C	-0.07 C
2018	16.6 C	-0.18 C
2019	16.9 C	+0.11 C
2020	17.0 C	+0.18 C
2021	16.8 C	-0.02 C
2022	16.8 C	+0.03 C
2023	17.2 C	+0.39 C
2024	17.8 C	+1.01 C
2025	17.3 C	+0.48 C

This station does not have enough complete years (30 are needed) to fit a temperature trend.

A year is complete when all 12 months have at least 20 days of both daily maximum and daily minimum readings. The annual mean is the mean of the monthly means. The trend describes this one station over this period; it does not say what caused the change.

Extremes by Year

1997 to 2026

Yearly extremes at Busselton Aero: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	41.4 C (106.5 F)	2021	38.7 C (101.6 F)	30
Coldest night (TNn)	-1.0 C (30.2 F)	2006	1.0 C (33.8 F)	30
Wettest day (Rx1day)	91.4 mm (3.6 in)	2023	52.8 mm (2.1 in)	30
Wettest five days (Rx5day)	140.2 mm (5.5 in)	2005	77.7 mm (3.1 in)	30
Longest dry spell (CDD)	86 days	2023	42 days	30

Hottest day (TXx)

The hottest day of the year at Busselton Aero, 1997 to 2026. The record is 41.4 C (106.5 F) in 2021, marked on the chart; the median year is 38.7 C (101.6 F).

Hottest day (TXx) at Busselton Aero by year
Year	Hottest day (TXx)
1997	37.0 C (98.6 F)
1998	39.0 C (102.2 F)
1999	37.0 C (98.6 F)
2000	38.0 C (100.4 F)
2001	38.0 C (100.4 F)
2002	38.0 C (100.4 F)
2003	38.0 C (100.4 F)
2004	39.0 C (102.2 F)
2005	40.0 C (104.0 F)
2006	38.0 C (100.4 F)
2007	40.0 C (104.0 F)
2008	40.0 C (104.0 F)
2009	37.9 C (100.2 F)
2010	39.4 C (102.9 F)
2011	37.7 C (99.9 F)
2012	41.0 C (105.8 F)
2013	38.3 C (100.9 F)
2014	40.2 C (104.4 F)
2015	39.6 C (103.3 F)
2016	39.0 C (102.2 F)
2017	38.3 C (100.9 F)
2018	39.8 C (103.6 F)
2019	38.7 C (101.7 F)
2020	38.3 C (100.9 F)
2021	41.4 C (106.5 F)
2022	38.6 C (101.5 F)
2023	38.1 C (100.6 F)
2024	40.1 C (104.2 F)
2025	41.1 C (106.0 F)
2026	37.7 C (99.9 F)

Coldest night (TNn)

The coldest night of the year at Busselton Aero, 1997 to 2026. The record is -1.0 C (30.2 F) in 2006, marked on the chart; the median year is 1.0 C (33.8 F).

Coldest night (TNn) at Busselton Aero by year
Year	Coldest night (TNn)
1997	2.0 C (35.6 F)
1998	1.0 C (33.8 F)
1999	1.0 C (33.8 F)
2000	1.0 C (33.8 F)
2001	1.0 C (33.8 F)
2002	1.0 C (33.8 F)
2003	1.0 C (33.8 F)
2004	0.0 C (32.0 F)
2005	0.0 C (32.0 F)
2006	-1.0 C (30.2 F)
2007	1.7 C (35.1 F)
2008	0.9 C (33.6 F)
2009	1.3 C (34.3 F)
2010	-0.1 C (31.8 F)
2011	1.5 C (34.7 F)
2012	0.4 C (32.7 F)
2013	0.6 C (33.1 F)
2014	2.0 C (35.6 F)
2015	0.1 C (32.2 F)
2016	0.9 C (33.6 F)
2017	1.1 C (34.0 F)
2018	0.9 C (33.6 F)
2019	1.1 C (34.0 F)
2020	1.3 C (34.3 F)
2021	1.3 C (34.3 F)
2022	1.2 C (34.2 F)
2023	-0.4 C (31.3 F)
2024	1.5 C (34.7 F)
2025	2.1 C (35.8 F)
2026	0.7 C (33.3 F)

Wettest day (Rx1day)

The wettest day of the year at Busselton Aero, 1997 to 2026. The record is 91.4 mm (3.6 in) in 2023, marked on the chart; the median year is 52.8 mm (2.1 in).

Wettest day (Rx1day) at Busselton Aero by year
Year	Wettest day (Rx1day)
1997	1.0 mm (0.04 in)
1998	48.0 mm (1.9 in)
1999	71.0 mm (2.8 in)
2000	80.0 mm (3.1 in)
2001	57.0 mm (2.2 in)
2002	28.0 mm (1.1 in)
2003	37.0 mm (1.5 in)
2004	59.0 mm (2.3 in)
2005	76.0 mm (3.0 in)
2006	27.0 mm (1.1 in)
2007	35.4 mm (1.4 in)
2008	39.4 mm (1.6 in)
2009	36.6 mm (1.4 in)
2010	42.2 mm (1.7 in)
2011	41.6 mm (1.6 in)
2012	25.2 mm (1.0 in)
2013	57.2 mm (2.3 in)
2014	55.2 mm (2.2 in)
2015	64.0 mm (2.5 in)
2016	59.4 mm (2.3 in)
2017	54.2 mm (2.1 in)
2018	67.2 mm (2.6 in)
2019	53.4 mm (2.1 in)
2020	37.8 mm (1.5 in)
2021	52.2 mm (2.1 in)
2022	50.2 mm (2.0 in)
2023	91.4 mm (3.6 in)
2024	78.8 mm (3.1 in)
2025	89.2 mm (3.5 in)
2026	51.0 mm (2.0 in)

Wettest five days (Rx5day)

The wettest five days of the year at Busselton Aero, 1997 to 2026. The record is 140.2 mm (5.5 in) in 2005, marked on the chart; the median year is 77.7 mm (3.1 in).

Wettest five days (Rx5day) at Busselton Aero by year
Year	Wettest five days (Rx5day)
1997	2.2 mm (0.09 in)
1998	85.0 mm (3.3 in)
1999	132.8 mm (5.2 in)
2000	107.0 mm (4.2 in)
2001	70.0 mm (2.8 in)
2002	52.0 mm (2.0 in)
2003	59.4 mm (2.3 in)
2004	65.2 mm (2.6 in)
2005	140.2 mm (5.5 in)
2006	59.0 mm (2.3 in)
2007	64.2 mm (2.5 in)
2008	59.2 mm (2.3 in)
2009	78.0 mm (3.1 in)
2010	66.4 mm (2.6 in)
2011	54.0 mm (2.1 in)
2012	64.6 mm (2.5 in)
2013	81.6 mm (3.2 in)
2014	84.6 mm (3.3 in)
2015	82.2 mm (3.2 in)
2016	132.4 mm (5.2 in)
2017	96.2 mm (3.8 in)
2018	89.2 mm (3.5 in)
2019	93.4 mm (3.7 in)
2020	69.0 mm (2.7 in)
2021	77.4 mm (3.0 in)
2022	63.8 mm (2.5 in)
2023	115.8 mm (4.6 in)
2024	110.2 mm (4.3 in)
2025	125.6 mm (4.9 in)
2026	72.8 mm (2.9 in)

Longest dry spell (CDD)

The longest dry spell of the year at Busselton Aero, 1997 to 2026. The record is 86 days in 2023, marked on the chart; the median year is 42 days.

Longest dry spell (CDD) at Busselton Aero by year
Year	Longest dry spell (CDD)
1997	26 days
1998	20 days
1999	40 days
2000	31 days
2001	29 days
2002	60 days
2003	34 days
2004	40 days
2005	44 days
2006	43 days
2007	41 days
2008	38 days
2009	55 days
2010	72 days
2011	65 days
2012	57 days
2013	45 days
2014	68 days
2015	54 days
2016	16 days
2017	40 days
2018	38 days
2019	22 days
2020	57 days
2021	20 days
2022	45 days
2023	86 days
2024	49 days
2025	47 days
2026	40 days

Each chart shows one value per year; the dot marks the record year. TXx is the hottest daily maximum, TNn the coldest daily minimum, Rx1day and Rx5day the largest one-day and five-day rain totals, and CDD the longest run of days with less than 1 mm of rain. A year with missing days can understate an extreme.

Download the Data

Data for Busselton Aero standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Busselton Aero threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-14. Last revised 14 October 2026 (2026-10-14).