Merredin Long-term Averages

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
Mean Max (°C)	34.0	33.3	30.3	25.5	20.8	17.4	16.4	17.5	20.7	25.1	28.8	32.3	25.1
Mean Min (°C)	17.9	18.1	16.3	12.9	8.9	6.7	5.6	5.6	6.9	9.8	13.3	15.9	11.4
Mean Rain (mm)	14.8	16.0	21.6	23.3	40.4	49.2	49.7	39.6	24.8	18.4	15.0	13.0	324.7
Median Rain (mm)	5.5	4.9	10.8	15.5	37.9	48.6	48.5	37.1	23.1	13.5	11.1	4.9	317.1
Mean Rain Days	2.3	2.6	3.2	4.6	7.8	10.9	11.9	10.3	7.2	5.0	3.3	2.5	71.3

Merredin Daily Records

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Max (°C)	46.0	46.2	42.3	38.5	33.4	27.3	25.1	30.8	34.6	39.5	43.5	44.5	46.2
Low Max (°C)	15.8	18.0	15.1	13.6	10.5	10.0	9.5	7.4	11.0	13.7	12.2	17.2	7.4
High Min (°C)	29.7	29.4	26.8	23.0	22.0	15.3	14.8	16.6	19.0	23.5	25.3	27.6	29.7
Low Min (°C)	6.4	7.1	2.8	2.5	-1.4	-2.9	-3.4	-2.8	-1.8	-0.3	0.6	3.3	-3.4
High Rain (mm)	65.5	66.0	82.6	59.7	49.3	59.4	44.7	37.0	44.7	49.0	37.6	48.5	82.6

Merredin Monthly Records

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Mn. Max (°C)	37.4	36.7	33.5	29.4	23.6	20.4	19.0	21.7	24.8	29.4	32.0	37.3	27.0
Low Mn. Max (°C)	30.9	29.2	26.7	21.7	18.3	14.3	14.2	15.2	16.7	22.3	24.2	28.8	23.0
High Mn. Min (°C)	19.7	20.9	19.3	16.0	12.5	9.2	7.7	8.2	9.7	13.3	16.1	18.9	12.6
Low Mn. Min (°C)	15.4	15.4	13.2	9.7	5.7	4.0	3.4	2.7	4.3	6.4	10.3	12.6	9.7
High Rain (mm)	134.6	113.4	161.0	113.6	131.6	134.7	126.6	99.0	80.8	75.2	87.4	92.5	565.0
Low Rain (mm)	0.0	0.0	0.0	0.0	1.3	5.0	8.7	1.1	0.0	0.0	0.0	0.0	130.3

Merredin Annual Temperatures & Rainfall

Merredin Average Number of Days With Temperatures

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
≥ 40°C	3.4	2.6	0.6	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.2	1.7	8.4
≥ 35°C	13.4	10.9	5.6	0.6	0.0	0.0	0.0	0.0	0.0	0.7	3.7	9.5	44.0
≥ 30°C	24.8	21.3	15.7	5.0	0.3	0.0	0.0	0.0	0.7	5.0	12.2	20.5	105.1
≤ 2°C	0.0	0.0	0.0	0.0	0.8	3.4	5.4	5.8	2.7	0.4	0.0	0.0	18.6
≤ 0°C	0.0	0.0	0.0	0.0	0.2	0.7	1.6	1.7	0.6	0.0	0.0	0.0	4.9

Merredin 'per Week' Values (14th/86th Percentiles)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Max	39.3	38.6	35.7	30.4	24.5	20.4	19.0	20.6	24.9	30.0	34.2	37.2	34.0
Low Max	28.6	27.7	25.0	20.6	16.9	14.2	13.5	14.2	16.4	19.7	23.3	26.7	16.4
High Min	22.0	21.9	20.1	16.6	13.1	10.6	9.4	9.4	10.6	13.4	17.3	19.8	18.0
Low Min	13.9	13.9	12.2	8.6	4.5	2.4	1.4	1.4	2.7	5.2	9.3	11.8	4.4

Merredin Data Availability

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
Years of Minima	58	58	57	58	58	58	58	58	57	58	58	58	58.0
Earliest Entry	1966	1966	1966	1966	1966	1966	1966	1966	1966	1966	1966	1966	1966
Latest Entry	2024	2024	2024	2023	2023	2023	2023	2023	2023	2023	2023	2023	2024
Years of Maxima	59	58	57	56	58	58	58	58	57	58	58	58	58.0
Earliest Entry	1966	1966	1966	1966	1966	1966	1966	1966	1966	1966	1966	1966	1966
Latest Entry	2024	2024	2024	2023	2023	2023	2023	2023	2023	2023	2023	2023	2024
Years of Rainfall	119	118	118	115	116	116	117	117	116	117	116	116	117.0
Earliest Entry	1904	1904	1905	1907	1907	1907	1907	1907	1907	1907	1907	1907	1904
Latest Entry	2024	2024	2024	2023	2023	2023	2023	2023	2023	2023	2023	2023	2024

Station Details

MERREDIN
Central Wheatbelt, Western Australia

31.4756°S 118.2789°E 315m AMSL
Commenced 1903

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Winter is Coming: Chilly day for Sydney, rain pelts eastern seaboard

17:22 AEST Just as we forecast yesterday, a coastal trough has deepened along the NSW and southeast Qld coasts as a low in the Coral Sea continues to inch closer to Qld. The trough has brought some interesting weather to NSW in the past 36 hours or so, particularly along the coastal fringe, giving those New South Welshmen a “Stark” Game of Thrones reminder: winter is coming.