Derrinallum Long-term Averages

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
Mean Max (°C)	-	-	-	-	-	-	-	-	-	-	-	-	-
Mean Min (°C)	-	-	-	-	-	-	-	-	-	-	-	-	-
Mean Rain (mm)	41.7	33.7	33.8	50.6	58.1	55.0	63.6	71.2	64.8	65.3	55.4	47.9	648.9
Median Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-
Mean Rain Days	6.8	6.2	8.8	12.0	15.7	16.9	18.8	18.7	15.9	13.9	10.9	9.0	152.8

Derrinallum Daily Records

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Max (°C)	-	-	-	-	-	-	-	-	-	-	-	-	-
Low Max (°C)	-	-	-	-	-	-	-	-	-	-	-	-	-
High Min (°C)	-	-	-	-	-	-	-	-	-	-	-	-	-
Low Min (°C)	-	-	-	-	-	-	-	-	-	-	-	-	-
High Rain (mm)	83.2	90.7	54.1	97.2	40.4	39.0	41.0	41.9	46.6	48.4	85.4	77.5	97.2

Derrinallum Monthly Records

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Mn. Max (°C)	-	-	-	-	-	-	-	-	-	-	-	-	-
Low Mn. Max (°C)	-	-	-	-	-	-	-	-	-	-	-	-	-
High Mn. Min (°C)	-	-	-	-	-	-	-	-	-	-	-	-	-
Low Mn. Min (°C)	-	-	-	-	-	-	-	-	-	-	-	-	-
High Rain (mm)	161.8	123.0	102.4	135.0	136.6	117.2	136.6	186.0	129.8	195.8	132.8	145.9	949.6
Low Rain (mm)	1.6	0.4	1.6	6.0	8.8	10.2	21.4	19.0	25.2	9.0	9.8	2.1	327.3

Derrinallum Annual Temperatures & Rainfall

Derrinallum Average Number of Days With Temperatures

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
≥ 40°C	-	-	-	-	-	-	-	-	-	-	-	-	-
≥ 35°C	-	-	-	-	-	-	-	-	-	-	-	-	-
≥ 30°C	-	-	-	-	-	-	-	-	-	-	-	-	-
≤ 2°C	-	-	-	-	-	-	-	-	-	-	-	-	-
≤ 0°C	-	-	-	-	-	-	-	-	-	-	-	-	-

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

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Max	-	-	-	-	-	-	-	-	-	-	-	-	-
Low Max	-	-	-	-	-	-	-	-	-	-	-	-	-
High Min	-	-	-	-	-	-	-	-	-	-	-	-	-
Low Min	-	-	-	-	-	-	-	-	-	-	-	-	-

Derrinallum Data Availability

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
Years of Minima	-	-	-	-	-	-	-	-	-	-	-	-	-
Earliest Entry	-	-	-	-	-	-	-	-	-	-	-	-	-
Latest Entry	-	-	-	-	-	-	-	-	-	-	-	-	-
Years of Maxima	-	-	-	-	-	-	-	-	-	-	-	-	-
Earliest Entry	-	-	-	-	-	-	-	-	-	-	-	-	-
Latest Entry	-	-	-	-	-	-	-	-	-	-	-	-	-
Years of Rainfall	69	69	68	65	65	62	65	63	67	68	69	68	68.0
Earliest Entry	1957	1957	1957	1957	1957	1957	1956	1956	1956	1956	1956	1956	1956
Latest Entry	2025	2025	2025	2024	2024	2024	2024	2024	2024	2024	2024	2024	2025

Station Details

DERRINALLUM (POST OFFICE)
South West, Victoria

37.9477°S 143.2222°E 177m AMSL
Commenced 1956

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