Castlemaine Long-term Averages

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
Mean Max (°C)	28.1	28.1	24.7	20.1	15.7	12.6	11.8	13.2	15.8	19.3	22.7	25.6	19.7
Mean Min (°C)	13.0	13.3	11.1	7.8	5.5	3.6	3.0	3.6	5.1	6.8	9.3	11.1	7.7
Mean Rain (mm)	42.0	35.5	35.2	41.6	57.3	56.7	57.9	64.4	60.2	59.3	48.4	40.9	599.8
Median Rain (mm)	30.8	19.2	22.6	33.5	47.2	42.3	57.7	67.4	50.8	49.2	40.0	35.0	611.0
Mean Rain Days	6.2	4.9	6.6	8.1	12.4	14.8	17.2	16.5	13.4	11.2	8.9	7.6	127.2

Castlemaine Daily Records

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Max (°C)	45.0	43.9	38.5	34.0	26.0	21.1	21.4	24.7	28.9	34.5	40.1	43.0	45.0
Low Max (°C)	13.5	10.5	11.0	9.8	3.5	5.8	5.8	5.4	7.0	9.4	8.9	12.8	3.5
High Min (°C)	28.5	25.9	25.1	21.5	16.3	13.0	12.0	12.2	16.0	20.0	22.5	28.9	28.9
Low Min (°C)	-0.1	3.0	0.6	-3.0	-2.6	-4.9	-6.3	-4.1	-4.0	-4.0	0.0	1.0	-6.3
High Rain (mm)	91.2	101.2	68.0	63.0	65.6	46.4	46.4	43.0	53.0	64.0	50.6	54.5	101.2

Castlemaine Monthly Records

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Mn. Max (°C)	32.9	32.6	28.5	23.9	17.8	15.9	13.8	17.2	18.6	25.6	27.7	29.8	21.0
Low Mn. Max (°C)	23.4	24.7	21.5	16.5	13.0	11.3	9.8	11.3	12.8	15.9	18.4	21.9	17.7
High Mn. Min (°C)	16.5	16.3	14.4	10.4	8.5	7.2	6.4	5.9	8.4	10.2	13.6	14.0	9.8
Low Mn. Min (°C)	9.1	10.3	7.6	4.4	2.6	-0.6	-0.5	1.3	2.8	5.2	6.9	8.3	5.0
High Rain (mm)	201.0	203.9	100.1	141.2	152.2	136.2	98.8	139.4	169.5	206.2	177.8	111.7	970.0
Low Rain (mm)	0.0	0.0	2.4	4.9	8.4	6.6	13.0	0.0	12.0	3.2	4.2	0.3	251.3

Castlemaine Annual Temperatures & Rainfall

Castlemaine Average Number of Days With Temperatures

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
≥ 40°C	0.5	0.2	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.1	0.9
≥ 35°C	3.9	2.9	0.7	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.4	1.8	9.8
≥ 30°C	11.9	11.1	5.0	0.2	0.0	0.0	0.0	0.0	0.0	0.7	3.2	7.4	39.4
≤ 2°C	0.1	0.0	0.2	2.0	6.3	10.9	12.1	10.2	7.1	3.9	0.9	0.2	53.5
≤ 0°C	0.0	0.0	0.0	0.4	2.2	5.6	6.9	5.2	3.0	0.9	0.1	0.0	24.2

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

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Max	34.4	34.0	30.3	24.9	19.2	15.0	14.0	16.1	19.5	24.1	28.8	31.7	28.5
Low Max	21.5	21.9	18.9	15.5	12.4	10.1	9.5	10.5	12.2	14.4	16.5	19.2	12.1
High Min	18.0	18.3	15.5	12.2	9.5	7.6	6.6	7.1	9.0	11.4	14.1	15.8	13.4
Low Min	8.1	8.7	6.1	3.2	1.0	-0.7	-1.0	-0.4	0.6	2.1	4.4	6.2	1.7

Castlemaine Data Availability

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
Years of Minima	56	55	57	55	56	56	56	56	58	55	57	57	56.0
Earliest Entry	1967	1967	1966	1966	1966	1966	1966	1966	1966	1966	1966	1966	1966
Latest Entry	2024	2024	2024	2024	2023	2023	2023	2023	2023	2023	2023	2023	2024
Years of Maxima	56	56	58	55	55	57	56	56	58	56	56	56	55.0
Earliest Entry	1967	1967	1966	1966	1966	1966	1966	1966	1966	1966	1966	1966	1966
Latest Entry	2024	2024	2024	2024	2023	2023	2023	2023	2023	2023	2023	2023	2024
Years of Rainfall	57	58	59	57	58	57	57	57	58	58	58	58	58.0
Earliest Entry	1967	1967	1966	1966	1966	1966	1966	1966	1966	1966	1966	1966	1966
Latest Entry	2024	2024	2024	2024	2023	2023	2023	2023	2023	2023	2023	2023	2024

Station Details

CASTLEMAINE PRISON
North Central, Victoria

37.0809°S 144.2391°E 330m AMSL
Commenced 1966

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A quick look at our water storages

12:14 AEST Given the largely clear skies across the country today, it’s a good opportunity to take a look at the water storages of Australia’s major cities. While rainfall is obviously a major contributor to the level of major dams, it is not the only factor.