Upper Swan Research Station Weather Records (ASN00009067)

Record envelope, standing records and threshold days for Upper Swan Research Station (ASN00009067), Australia, with 36 years of record.

Key Facts for Upper Swan Research Station

Upper Swan Research Station (ASN00009067) is a weather station in Australia at -31.76 latitude and 116.02 longitude, 15 m (49 ft) above sea level.
The station reports from 1957 to 1992, 36 years of record.
1,460 records set at Upper Swan Research Station still stand.
Records are tracked for prcp: an element needs 30 years of data to be eligible.
Upper Swan Research Station set a daily record precipitation of 20.2 mm (0.8 in) on 28 August 1992.

About the Station

Location: Australia, -31.76 latitude, 116.02 longitude.
Elevation: 15 m (49 ft).
Period of record: 1957 to 1992, 36 years.
Eligible elements: prcp.

Daily Record Envelope and 2026

0 days at or beyond a record

The band shows the record high and record low for each calendar day at Upper Swan Research Station. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.

Daily record high and record low at Upper Swan Research Station, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	46.2 C (115.2 F)	5.6 C (42.1 F)	n/a	n/a
Feb	46.3 C (115.3 F)	6.0 C (42.8 F)	n/a	n/a
Mar	42.2 C (108.0 F)	3.8 C (38.8 F)	n/a	n/a
Apr	38.6 C (101.5 F)	1.1 C (34.0 F)	n/a	n/a
May	35.6 C (96.1 F)	0.2 C (32.4 F)	n/a	n/a
Jun	26.8 C (80.2 F)	-0.9 C (30.4 F)	n/a	n/a
Jul	25.8 C (78.4 F)	-2.0 C (28.4 F)	n/a	n/a
Aug	26.7 C (80.1 F)	-1.2 C (29.8 F)	n/a	n/a
Sep	31.3 C (88.3 F)	-0.4 C (31.3 F)	n/a	n/a
Oct	37.7 C (99.9 F)	1.2 C (34.2 F)	n/a	n/a
Nov	41.2 C (106.2 F)	1.4 C (34.5 F)	n/a	n/a
Dec	44.0 C (111.2 F)	3.3 C (37.9 F)	n/a	n/a

Which Years Hold Standing Records

1,460 standing records

1,460 records at Upper Swan Research Station still stand. 1969 holds the most, with 88.

Standing records at Upper Swan Research Station by the year they were set
Year set	Standing records
1965	59
1966	48
1967	42
1968	78
1969	88
1970	59
1971	76
1972	72
1973	64
1974	52
1975	44
1976	62
1977	61
1978	51
1979	57
1980	54
1981	57
1982	58
1983	60
1984	43
1985	61
1986	39
1987	41
1988	44
1989	31
1990	39
1991	20

All-Time Record Progression

1 new records

1 all-time records were set at Upper Swan Research Station between 10 February 1992 and 10 February 1992. Each dot is a new record.

Wettest Day of Each Month

Feb: 126.0 mm (5.0 in)

The wettest day on record for each calendar month at Upper Swan Research Station. The most was 126.0 mm (5.0 in) on 10 February 1992.

Record daily precipitation for each month at Upper Swan Research Station
Month	Record daily precipitation (mm)	Date
Jan	32.8 mm (1.3 in)	21 January 1982
Feb	126.0 mm (5.0 in)	10 February 1992
Mar	30.4 mm (1.2 in)	20 March 1992
Apr	48.3 mm (1.9 in)	2 April 1964
May	58.2 mm (2.3 in)	24 May 1967
Jun	58.8 mm (2.3 in)	28 June 1983
Jul	70.6 mm (2.8 in)	29 July 1987
Aug	41.1 mm (1.6 in)	31 August 1961
Sep	47.6 mm (1.9 in)	14 September 1984
Oct	43.7 mm (1.7 in)	6 October 1965
Nov	35.8 mm (1.4 in)	14 November 1974
Dec	44.4 mm (1.7 in)	30 December 1991

Period of Record Coverage

1965 to 1991

27 years of record at Upper Swan Research Station, 1965 to 1991. 27 years have data for under 90 percent of days and are left out of rankings: 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972 and others.

Days with data per year at Upper Swan Research Station
Year	Days with data	Share of year	Complete
1965	214	59%	No
1966	209	57%	No
1967	203	56%	No
1968	197	54%	No
1969	256	70%	No
1970	254	70%	No
1971	258	71%	No
1972	252	69%	No
1973	246	67%	No
1974	247	68%	No
1975	245	67%	No
1976	234	64%	No
1977	229	63%	No
1978	226	62%	No
1979	232	64%	No
1980	238	65%	No
1981	242	66%	No
1982	254	70%	No
1983	226	62%	No
1984	210	57%	No
1985	181	50%	No
1986	157	43%	No
1987	173	47%	No
1988	113	31%	No
1989	131	36%	No
1990	114	31%	No
1991	55	15%	No

Latest Records

Latest records at Upper Swan Research Station
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
28 August 1992	Upper Swan Research Station, AU	daily rain	20.2 mm (0.8 in)	13.6 mm (0.5 in)	2 years	20 of 100 (Routine)
26 August 1992	Upper Swan Research Station, AU	daily rain	27.4 mm (1.1 in)	4.2 mm (0.17 in)	12 years	11 of 100 (Routine)
5 August 1992	Upper Swan Research Station, AU	daily rain	30.4 mm (1.2 in)	12.2 mm (0.5 in)	1 year	19 of 100 (Routine)
13 July 1992	Upper Swan Research Station, AU	daily rain	26.0 mm (1.0 in)	5.4 mm (0.21 in)	4 years	9 of 100 (Routine)
15 June 1992	Upper Swan Research Station, AU	daily rain	35.2 mm (1.4 in)	18.4 mm (0.7 in)	33 years	29 of 100 (Routine)
12 June 1992	Upper Swan Research Station, AU	daily rain	31.2 mm (1.2 in)	7.8 mm (0.31 in)	19 years	15 of 100 (Routine)
5 May 1992	Upper Swan Research Station, AU	daily rain	6.6 mm (0.26 in)	3.3 mm (0.13 in)	27 years	14 of 100 (Routine)
20 March 1992	Upper Swan Research Station, AU	monthly rain	30.4 mm (1.2 in)	0.2 mm (0.01 in)	31 years	22 of 100 (Routine)
3 March 1992	Upper Swan Research Station, AU	daily rain	2.0 mm (0.08 in)	0.7 mm (0.03 in)	28 years	12 of 100 (Routine)
17 February 1992	Upper Swan Research Station, AU	daily rain	5.0 mm (0.20 in)	3.0 mm (0.12 in)	29 years	15 of 100 (Routine)
10 February 1992	Upper Swan Research Station, AU	all-time rain	126.0 mm (5.0 in)	55.4 mm (2.2 in)	4 years	64 of 100 (Major)
7 February 1992	Upper Swan Research Station, AU	daily rain	2.0 mm (0.08 in)	1.2 mm (0.05 in)	29 years	12 of 100 (Routine)
10 January 1992	Upper Swan Research Station, AU	daily rain	1.2 mm (0.05 in)	0.4 mm (0.02 in)	4 years	4 of 100 (Routine)
30 December 1991	Upper Swan Research Station, AU	monthly rain	44.4 mm (1.7 in)	20.8 mm (0.8 in)	33 years	62 of 100 (Major)
13 November 1991	Upper Swan Research Station, AU	daily rain	20.0 mm (0.8 in)	1.0 mm (0.04 in)	12 years	7 of 100 (Routine)
5 November 1991	Upper Swan Research Station, AU	daily rain	22.2 mm (0.9 in)	9.0 mm (0.35 in)	25 years	20 of 100 (Routine)
16 September 1991	Upper Swan Research Station, AU	daily rain	34.0 mm (1.3 in)	20.4 mm (0.8 in)	16 years	37 of 100 (Notable)
9 September 1991	Upper Swan Research Station, AU	daily rain	32.0 mm (1.3 in)	24.2 mm (1.0 in)	2 years	39 of 100 (Notable)
5 August 1991	Upper Swan Research Station, AU	daily rain	18.2 mm (0.7 in)	1.4 mm (0.06 in)	8 years	6 of 100 (Routine)
17 July 1991	Upper Swan Research Station, AU	daily rain	31.8 mm (1.3 in)	1.4 mm (0.06 in)	16 years	8 of 100 (Routine)

Extremes by Year

1957 to 1992

Yearly extremes at Upper Swan Research Station: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	46.3 C (115.3 F)	1991	43.3 C (109.9 F)	27
Coldest night (TNn)	-2.0 C (28.4 F)	1990	0.3 C (32.5 F)	27
Wettest day (Rx1day)	126.0 mm (5.0 in)	1992	37.7 mm (1.5 in)	36
Wettest five days (Rx5day)	128.2 mm (5.0 in)	1992	71.1 mm (2.8 in)	36
Longest dry spell (CDD)	83 days	1958	42 days	36

Hottest day (TXx)

The hottest day of the year at Upper Swan Research Station, 1957 to 1992. The record is 46.3 C (115.3 F) in 1991, marked on the chart; the median year is 43.3 C (109.9 F).

Hottest day (TXx) at Upper Swan Research Station by year
Year	Hottest day (TXx)
1957	n/a
1958	n/a
1959	n/a
1960	n/a
1961	n/a
1962	n/a
1963	n/a
1964	n/a
1965	43.2 C (109.8 F)
1966	43.3 C (109.9 F)
1967	42.6 C (108.7 F)
1968	44.1 C (111.4 F)
1969	44.7 C (112.5 F)
1970	41.3 C (106.3 F)
1971	42.7 C (108.9 F)
1972	42.6 C (108.7 F)
1973	42.1 C (107.8 F)
1974	44.4 C (111.9 F)
1975	44.8 C (112.6 F)
1976	44.0 C (111.2 F)
1977	44.5 C (112.1 F)
1978	44.8 C (112.6 F)
1979	42.0 C (107.6 F)
1980	46.2 C (115.2 F)
1981	43.1 C (109.6 F)
1982	44.8 C (112.6 F)
1983	42.1 C (107.8 F)
1984	44.9 C (112.8 F)
1985	45.2 C (113.4 F)
1986	40.6 C (105.1 F)
1987	40.7 C (105.3 F)
1988	42.2 C (108.0 F)
1989	43.7 C (110.7 F)
1990	40.0 C (104.0 F)
1991	46.3 C (115.3 F)
1992	n/a

Coldest night (TNn)

The coldest night of the year at Upper Swan Research Station, 1957 to 1992. The record is -2.0 C (28.4 F) in 1990, marked on the chart; the median year is 0.3 C (32.5 F).

Coldest night (TNn) at Upper Swan Research Station by year
Year	Coldest night (TNn)
1957	n/a
1958	n/a
1959	n/a
1960	n/a
1961	n/a
1962	n/a
1963	n/a
1964	n/a
1965	-0.1 C (31.8 F)
1966	-1.2 C (29.8 F)
1967	1.1 C (34.0 F)
1968	-0.9 C (30.4 F)
1969	-0.3 C (31.5 F)
1970	1.9 C (35.4 F)
1971	0.1 C (32.2 F)
1972	-0.4 C (31.3 F)
1973	0.5 C (32.9 F)
1974	0.7 C (33.3 F)
1975	0.1 C (32.2 F)
1976	-0.6 C (30.9 F)
1977	-0.4 C (31.3 F)
1978	0.5 C (32.9 F)
1979	-0.6 C (30.9 F)
1980	-0.6 C (30.9 F)
1981	1.1 C (34.0 F)
1982	1.2 C (34.2 F)
1983	0.3 C (32.5 F)
1984	0.6 C (33.1 F)
1985	0.4 C (32.7 F)
1986	-0.6 C (30.9 F)
1987	1.5 C (34.7 F)
1988	1.5 C (34.7 F)
1989	1.3 C (34.3 F)
1990	-2.0 C (28.4 F)
1991	3.4 C (38.1 F)
1992	n/a

Wettest day (Rx1day)

The wettest day of the year at Upper Swan Research Station, 1957 to 1992. The record is 126.0 mm (5.0 in) in 1992, marked on the chart; the median year is 37.7 mm (1.5 in).

Wettest day (Rx1day) at Upper Swan Research Station by year
Year	Wettest day (Rx1day)
1957	14.0 mm (0.6 in)
1958	38.1 mm (1.5 in)
1959	36.1 mm (1.4 in)
1960	30.2 mm (1.2 in)
1961	41.1 mm (1.6 in)
1962	36.1 mm (1.4 in)
1963	44.7 mm (1.8 in)
1964	48.3 mm (1.9 in)
1965	43.7 mm (1.7 in)
1966	32.5 mm (1.3 in)
1967	58.2 mm (2.3 in)
1968	56.1 mm (2.2 in)
1969	39.6 mm (1.6 in)
1970	0.0 mm (0.00 in)
1971	21.3 mm (0.8 in)
1972	29.7 mm (1.2 in)
1973	43.7 mm (1.7 in)
1974	35.8 mm (1.4 in)
1975	30.4 mm (1.2 in)
1976	37.2 mm (1.5 in)
1977	36.0 mm (1.4 in)
1978	36.0 mm (1.4 in)
1979	28.8 mm (1.1 in)
1980	28.0 mm (1.1 in)
1981	52.8 mm (2.1 in)
1982	33.8 mm (1.3 in)
1983	58.8 mm (2.3 in)
1984	47.6 mm (1.9 in)
1985	57.0 mm (2.2 in)
1986	42.8 mm (1.7 in)
1987	70.6 mm (2.8 in)
1988	42.2 mm (1.7 in)
1989	32.8 mm (1.3 in)
1990	29.4 mm (1.2 in)
1991	51.2 mm (2.0 in)
1992	126.0 mm (5.0 in)

Wettest five days (Rx5day)

The wettest five days of the year at Upper Swan Research Station, 1957 to 1992. The record is 128.2 mm (5.0 in) in 1992, marked on the chart; the median year is 71.1 mm (2.8 in).

Wettest five days (Rx5day) at Upper Swan Research Station by year
Year	Wettest five days (Rx5day)
1957	31.8 mm (1.3 in)
1958	90.1 mm (3.5 in)
1959	56.3 mm (2.2 in)
1960	66.8 mm (2.6 in)
1961	71.6 mm (2.8 in)
1962	92.0 mm (3.6 in)
1963	90.9 mm (3.6 in)
1964	92.9 mm (3.7 in)
1965	100.1 mm (3.9 in)
1966	77.5 mm (3.1 in)
1967	81.8 mm (3.2 in)
1968	85.3 mm (3.4 in)
1969	43.9 mm (1.7 in)
1970	0.0 mm (0.00 in)
1971	44.0 mm (1.7 in)
1972	49.5 mm (1.9 in)
1973	45.6 mm (1.8 in)
1974	87.1 mm (3.4 in)
1975	56.6 mm (2.2 in)
1976	67.0 mm (2.6 in)
1977	70.6 mm (2.8 in)
1978	80.0 mm (3.1 in)
1979	32.0 mm (1.3 in)
1980	43.1 mm (1.7 in)
1981	109.0 mm (4.3 in)
1982	73.6 mm (2.9 in)
1983	108.8 mm (4.3 in)
1984	67.2 mm (2.6 in)
1985	64.2 mm (2.5 in)
1986	69.8 mm (2.7 in)
1987	95.0 mm (3.7 in)
1988	105.2 mm (4.1 in)
1989	54.8 mm (2.2 in)
1990	53.6 mm (2.1 in)
1991	109.4 mm (4.3 in)
1992	128.2 mm (5.0 in)

Longest dry spell (CDD)

The longest dry spell of the year at Upper Swan Research Station, 1957 to 1992. The record is 83 days in 1958, marked on the chart; the median year is 42 days.

Longest dry spell (CDD) at Upper Swan Research Station by year
Year	Longest dry spell (CDD)
1957	43 days
1958	83 days
1959	38 days
1960	43 days
1961	34 days
1962	62 days
1963	33 days
1964	54 days
1965	46 days
1966	28 days
1967	44 days
1968	34 days
1969	34 days
1970	31 days
1971	35 days
1972	61 days
1973	66 days
1974	57 days
1975	79 days
1976	31 days
1977	36 days
1978	36 days
1979	51 days
1980	41 days
1981	48 days
1982	40 days
1983	38 days
1984	52 days
1985	40 days
1986	42 days
1987	75 days
1988	82 days
1989	32 days
1990	24 days
1991	55 days
1992	14 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 Upper Swan Research Station standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Upper Swan Research Station 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 2026-10-13 (13 October 2026). Records are computed by this site and are not official.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).