Grafton Airport AWS Weather Records (ASN00058161)

Record envelope, standing records and threshold days for Grafton Airport AWS (ASN00058161), Australia, with 35 years of record.

Key Facts for Grafton Airport AWS

Grafton Airport AWS (ASN00058161) is a weather station in Australia at -29.76 latitude and 153.03 longitude, 25 m (82 ft) above sea level.
The station reports from 1992 to 2026, 35 years of record.
1,464 records set at Grafton Airport AWS still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Australia, -29.76 latitude, 153.03 longitude.
Elevation: 25 m (82 ft).
Period of record: 1992 to 2026, 35 years.
Eligible elements: none yet.

Daily Record Envelope and 2026

38 days at or beyond a record

The band shows the record high and record low for each calendar day at Grafton Airport AWS. The lines show the 2026 daily maximum and minimum. 38 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.

Daily record high and record low at Grafton Airport AWS, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	41.3 C (106.3 F)	10.8 C (51.4 F)	36.9 C (98.4 F)	15.3 C (59.5 F)
Feb	45.8 C (114.4 F)	12.4 C (54.3 F)	39.4 C (102.9 F)	14.6 C (58.3 F)
Mar	38.0 C (100.4 F)	9.1 C (48.4 F)	38.0 C (100.4 F)	9.1 C (48.4 F)
Apr	36.5 C (97.7 F)	0.4 C (32.7 F)	36.5 C (97.7 F)	6.2 C (43.2 F)
May	29.6 C (85.3 F)	-1.5 C (29.3 F)	29.6 C (85.3 F)	3.9 C (39.0 F)
Jun	29.7 C (85.5 F)	-1.8 C (28.8 F)	25.5 C (77.9 F)	3.6 C (38.5 F)
Jul	27.7 C (81.9 F)	-3.4 C (25.9 F)	26.3 C (79.3 F)	0.1 C (32.2 F)
Aug	36.3 C (97.3 F)	-2.8 C (27.0 F)	26.7 C (80.1 F)	2.8 C (37.0 F)
Sep	38.3 C (100.9 F)	0.1 C (32.2 F)	34.1 C (93.4 F)	5.3 C (41.5 F)
Oct	39.7 C (103.5 F)	3.2 C (37.8 F)	26.9 C (80.4 F)	7.2 C (45.0 F)
Nov	42.8 C (109.0 F)	6.0 C (42.8 F)	n/a	n/a
Dec	41.3 C (106.3 F)	8.6 C (47.5 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Grafton Airport AWS still stand. 2008 holds the most, with 92.

Standing records at Grafton Airport AWS by the year they were set
Year set	Standing records
2006	56
2007	66
2008	92
2009	58
2010	58
2011	70
2012	80
2013	69
2014	70
2015	62
2016	89
2017	89
2018	74
2019	71
2020	69
2021	64
2022	66
2023	72
2024	77
2025	61
2026	51

Wettest Day of Each Month

Mar: 410.0 mm (16.1 in)

The wettest day on record for each calendar month at Grafton Airport AWS. The most was 410.0 mm (16.1 in) on 9 March 2001.

Record daily precipitation for each month at Grafton Airport AWS
Month	Record daily precipitation (mm)	Date
Jan	155.0 mm (6.1 in)	18 January 2020
Feb	242.4 mm (9.5 in)	24 February 2003
Mar	410.0 mm (16.1 in)	9 March 2001
Apr	101.4 mm (4.0 in)	26 April 2025
May	137.0 mm (5.4 in)	22 May 2009
Jun	149.0 mm (5.9 in)	5 June 2016
Jul	41.0 mm (1.6 in)	26 July 2020
Aug	129.8 mm (5.1 in)	21 August 2007
Sep	80.4 mm (3.2 in)	23 September 2022
Oct	105.4 mm (4.1 in)	5 October 2010
Nov	85.2 mm (3.4 in)	2 November 2025
Dec	230.0 mm (9.1 in)	18 December 2004

Period of Record Coverage

2006 to 2026

21 years of record at Grafton Airport AWS, 2006 to 2026. 2 years have data for under 90 percent of days and are left out of rankings: 2006, 2026.

Days with data per year at Grafton Airport AWS
Year	Days with data	Share of year	Complete
2006	269	74%	No
2007	365	100%	Yes
2008	365	100%	Yes
2009	365	100%	Yes
2010	364	100%	Yes
2011	365	100%	Yes
2012	366	100%	Yes
2013	365	100%	Yes
2014	365	100%	Yes
2015	365	100%	Yes
2016	363	99%	Yes
2017	364	100%	Yes
2018	365	100%	Yes
2019	365	100%	Yes
2020	366	100%	Yes
2021	364	100%	Yes
2022	364	100%	Yes
2023	362	99%	Yes
2024	365	100%	Yes
2025	365	100%	Yes
2026	273	75%	No

Latest Records

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

Climate Trend

19 complete years, 2007 to 2025

One stripe for each of 19 complete years at Grafton Airport AWS, 2007 to 2025. Blue stripes are years cooler than the station's own mean of 19.4 C (66.9 F); red stripes are warmer. The coolest year was 2008, at 18.7 C (65.6 F), and the warmest was 2024, at 20.2 C (68.3 F). The strongest colour marks a difference of 0.8 C (1.4 F).

Annual mean temperature at Grafton Airport AWS as warming stripes, 2007 to 2025
Year	Annual mean temperature	Difference from the station mean
2007	19.2 C	-0.24 C
2008	18.7 C	-0.74 C
2009	19.5 C	+0.07 C
2010	19.2 C	-0.24 C
2011	18.8 C	-0.60 C
2012	18.8 C	-0.59 C
2013	19.3 C	-0.16 C
2014	19.6 C	+0.20 C
2015	19.3 C	-0.11 C
2016	19.9 C	+0.49 C
2017	19.8 C	+0.37 C
2018	19.4 C	-0.04 C
2019	20.1 C	+0.67 C
2020	19.7 C	+0.30 C
2021	19.0 C	-0.41 C
2022	19.0 C	-0.46 C
2023	19.7 C	+0.29 C
2024	20.2 C	+0.76 C
2025	19.9 C	+0.47 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

1992 to 2026

Yearly extremes at Grafton Airport AWS: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	45.8 C (114.4 F)	2017	38.8 C (101.8 F)	21
Coldest night (TNn)	-3.4 C (25.9 F)	2007	-1.0 C (30.2 F)	21
Wettest day (Rx1day)	410.0 mm (16.1 in)	2001	107.1 mm (4.2 in)	30
Wettest five days (Rx5day)	529.0 mm (20.8 in)	2001	192.6 mm (7.6 in)	30
Longest dry spell (CDD)	78 days	2017	27 days	30

Hottest day (TXx)

The hottest day of the year at Grafton Airport AWS, 1992 to 2026. The record is 45.8 C (114.4 F) in 2017, marked on the chart; the median year is 38.8 C (101.8 F).

Hottest day (TXx) at Grafton Airport AWS by year
Year	Hottest day (TXx)
1992	n/a
1993	n/a
1999	n/a
2000	n/a
2001	n/a
2002	n/a
2003	n/a
2004	n/a
2005	n/a
2006	38.8 C (101.8 F)
2007	36.7 C (98.1 F)
2008	35.4 C (95.7 F)
2009	40.3 C (104.5 F)
2010	37.6 C (99.7 F)
2011	37.6 C (99.7 F)
2012	38.6 C (101.5 F)
2013	41.2 C (106.2 F)
2014	42.8 C (109.0 F)
2015	38.2 C (100.8 F)
2016	41.3 C (106.3 F)
2017	45.8 C (114.4 F)
2018	40.3 C (104.5 F)
2019	41.3 C (106.3 F)
2020	40.8 C (105.4 F)
2021	35.4 C (95.7 F)
2022	36.4 C (97.5 F)
2023	39.7 C (103.5 F)
2024	37.6 C (99.7 F)
2025	37.6 C (99.7 F)
2026	39.4 C (102.9 F)

Coldest night (TNn)

The coldest night of the year at Grafton Airport AWS, 1992 to 2026. The record is -3.4 C (25.9 F) in 2007, marked on the chart; the median year is -1.0 C (30.2 F).

Coldest night (TNn) at Grafton Airport AWS by year
Year	Coldest night (TNn)
1992	n/a
1993	n/a
1999	n/a
2000	n/a
2001	n/a
2002	n/a
2003	n/a
2004	n/a
2005	n/a
2006	-2.7 C (27.1 F)
2007	-3.4 C (25.9 F)
2008	-2.2 C (28.0 F)
2009	-0.2 C (31.6 F)
2010	-1.2 C (29.8 F)
2011	-1.8 C (28.8 F)
2012	-0.9 C (30.4 F)
2013	-1.7 C (28.9 F)
2014	-2.3 C (27.9 F)
2015	-1.0 C (30.2 F)
2016	-0.5 C (31.1 F)
2017	-0.6 C (30.9 F)
2018	-2.8 C (27.0 F)
2019	-1.5 C (29.3 F)
2020	-0.7 C (30.7 F)
2021	0.1 C (32.2 F)
2022	0.0 C (32.0 F)
2023	-1.0 C (30.2 F)
2024	0.0 C (32.0 F)
2025	1.0 C (33.8 F)
2026	0.1 C (32.2 F)

Wettest day (Rx1day)

The wettest day of the year at Grafton Airport AWS, 1992 to 2026. The record is 410.0 mm (16.1 in) in 2001, marked on the chart; the median year is 107.1 mm (4.2 in).

Wettest day (Rx1day) at Grafton Airport AWS by year
Year	Wettest day (Rx1day)
1992	10.2 mm (0.4 in)
1993	43.5 mm (1.7 in)
1999	61.4 mm (2.4 in)
2000	35.8 mm (1.4 in)
2001	410.0 mm (16.1 in)
2002	61.6 mm (2.4 in)
2003	242.4 mm (9.5 in)
2004	230.0 mm (9.1 in)
2005	85.0 mm (3.3 in)
2006	155.0 mm (6.1 in)
2007	129.8 mm (5.1 in)
2008	88.8 mm (3.5 in)
2009	137.0 mm (5.4 in)
2010	105.4 mm (4.1 in)
2011	108.8 mm (4.3 in)
2012	90.0 mm (3.5 in)
2013	174.8 mm (6.9 in)
2014	97.2 mm (3.8 in)
2015	116.4 mm (4.6 in)
2016	149.0 mm (5.9 in)
2017	92.4 mm (3.6 in)
2018	131.2 mm (5.2 in)
2019	26.0 mm (1.0 in)
2020	155.0 mm (6.1 in)
2021	128.2 mm (5.0 in)
2022	163.0 mm (6.4 in)
2023	85.4 mm (3.4 in)
2024	82.0 mm (3.2 in)
2025	163.4 mm (6.4 in)
2026	52.8 mm (2.1 in)

Wettest five days (Rx5day)

The wettest five days of the year at Grafton Airport AWS, 1992 to 2026. The record is 529.0 mm (20.8 in) in 2001, marked on the chart; the median year is 192.6 mm (7.6 in).

Wettest five days (Rx5day) at Grafton Airport AWS by year
Year	Wettest five days (Rx5day)
1992	11.6 mm (0.5 in)
1993	116.8 mm (4.6 in)
1999	105.5 mm (4.2 in)
2000	75.0 mm (3.0 in)
2001	529.0 mm (20.8 in)
2002	91.0 mm (3.6 in)
2003	320.0 mm (12.6 in)
2004	244.0 mm (9.6 in)
2005	168.2 mm (6.6 in)
2006	367.4 mm (14.5 in)
2007	190.2 mm (7.5 in)
2008	195.0 mm (7.7 in)
2009	292.2 mm (11.5 in)
2010	245.2 mm (9.7 in)
2011	182.4 mm (7.2 in)
2012	247.2 mm (9.7 in)
2013	242.4 mm (9.5 in)
2014	118.4 mm (4.7 in)
2015	205.2 mm (8.1 in)
2016	170.4 mm (6.7 in)
2017	226.6 mm (8.9 in)
2018	166.6 mm (6.6 in)
2019	41.4 mm (1.6 in)
2020	303.8 mm (12.0 in)
2021	279.6 mm (11.0 in)
2022	357.2 mm (14.1 in)
2023	98.8 mm (3.9 in)
2024	116.4 mm (4.6 in)
2025	347.6 mm (13.7 in)
2026	70.0 mm (2.8 in)

Longest dry spell (CDD)

The longest dry spell of the year at Grafton Airport AWS, 1992 to 2026. The record is 78 days in 2017, marked on the chart; the median year is 27 days.

Longest dry spell (CDD) at Grafton Airport AWS by year
Year	Longest dry spell (CDD)
1992	11 days
1993	5 days
1999	21 days
2000	21 days
2001	36 days
2002	63 days
2003	14 days
2004	14 days
2005	26 days
2006	24 days
2007	49 days
2008	24 days
2009	52 days
2010	15 days
2011	21 days
2012	48 days
2013	29 days
2014	20 days
2015	31 days
2016	31 days
2017	78 days
2018	49 days
2019	48 days
2020	25 days
2021	21 days
2022	27 days
2023	41 days
2024	19 days
2025	27 days
2026	31 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 Grafton Airport AWS standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Grafton Airport AWS 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 2026-10-13. Last revised 13 October 2026 (2026-10-13).