Tasman Island Long-term Averages

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
Mean Max (°C)	18.3	17.8	17.1	15.2	13.2	11.5	11.0	11.4	12.7	13.7	15.2	16.6	14.4
Mean Min (°C)	11.7	11.9	11.4	10.0	8.6	7.4	6.7	6.5	7.0	7.7	9.0	10.2	9.0
Mean Rain (mm)	67.8	50.3	70.6	65.8	79.5	62.1	65.0	73.8	73.1	64.6	59.2	63.6	778.6
Median Rain (mm)	42.4	37.4	51.7	50.7	57.0	58.2	60.5	85.5	75.5	45.0	34.0	67.6	814.9
Mean Rain Days	12.8	12.8	16.1	16.6	17.7	16.9	17.1	18.8	17.2	18.5	16.2	14.9	190.5

Tasman Island Daily Records

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Max (°C)	37.7	35.1	32.8	28.2	21.6	17.9	17.0	19.0	25.2	30.5	31.7	33.5	37.7
Low Max (°C)	10.4	11.2	10.1	7.8	7.1	6.9	5.7	4.6	6.8	6.9	7.9	9.5	4.6
High Min (°C)	19.6	23.6	18.3	18.1	16.0	13.6	12.2	13.2	14.3	16.8	16.8	17.3	23.6
Low Min (°C)	5.0	4.2	4.4	3.3	1.1	1.2	0.6	-0.2	0.6	1.5	1.6	3.4	-0.2
High Rain (mm)	76.0	58.4	84.0	50.8	122.6	33.0	33.8	39.6	43.2	37.8	66.0	45.6	122.6

Tasman Island Monthly Records

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Mn. Max (°C)	20.5	19.3	19.2	17.1	15.5	12.2	12.6	12.4	14.2	15.6	16.8	17.9	15.0
Low Mn. Max (°C)	16.6	16.1	15.4	12.6	12.0	10.0	10.0	9.8	11.2	12.1	13.3	15.5	13.7
High Mn. Min (°C)	13.0	13.2	12.8	11.4	10.4	8.4	8.2	7.6	8.3	8.8	11.1	11.5	9.5
Low Mn. Min (°C)	10.2	10.2	10.0	7.5	6.8	5.6	5.5	4.7	4.8	6.4	7.4	9.0	8.2
High Rain (mm)	156.0	139.6	197.6	136.6	200.2	116.4	142.4	156.8	163.6	170.0	126.8	115.8	953.0
Low Rain (mm)	8.8	19.0	31.2	20.4	18.6	1.6	0.8	0.2	19.6	3.2	9.0	22.0	419.4

Tasman Island Annual Temperatures & Rainfall

Tasman Island Average Number of Days With Temperatures

	Jan	Feb	Mar	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
≥ 40°C	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
≥ 35°C	0.1	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.1
≥ 30°C	0.3	0.1	0.1	0.0	0.0	0.0	0.0	0.0	0.1	0.1	0.8
≤ 2°C	0.0	0.0	0.0	0.2	0.5	0.7	0.8	0.2	0.1	0.0	2.5
≤ 0°C	0.0	0.0	0.0	0.0	0.0	0.1	0.0	0.0	0.0	0.0	0.1

Tasman Island 'per Week' Values (14th/86th Percentiles)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Max	21.0	20.0	20.1	18.0	16.1	13.8	13.0	14.4	15.4	16.6	18.5	20.0	18.1
Low Max	14.4	14.5	13.6	11.8	10.0	9.0	8.4	8.8	9.6	10.0	11.7	13.4	10.3
High Min	13.9	14.0	13.4	12.0	11.0	9.6	8.8	9.1	9.0	10.0	11.0	12.5	12.0
Low Min	9.1	9.2	9.0	7.2	6.5	5.1	4.6	3.9	4.1	5.0	6.5	7.9	5.7

Tasman Island Data Availability

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
Years of Minima	23	22	23	22	22	21	22	22	22	22	21	21	22.0
Earliest Entry	2002	2002	2002	2002	2002	2002	2002	2002	2002	2002	2002	2001	2001
Latest Entry	2024	2024	2024	2024	2023	2023	2023	2023	2023	2023	2023	2023	2024
Years of Maxima	23	22	23	22	22	20	22	22	22	22	21	21	22.0
Earliest Entry	2002	2002	2002	2002	2002	2002	2002	2002	2002	2002	2002	2001	2001
Latest Entry	2024	2024	2024	2024	2023	2023	2023	2023	2023	2023	2023	2023	2024
Years of Rainfall	23	22	22	22	21	18	21	22	20	21	21	22	22.0
Earliest Entry	2002	2002	2002	2002	2002	2002	2002	2002	2002	2002	2002	2001	2001
Latest Entry	2024	2024	2024	2024	2023	2023	2023	2023	2023	2023	2023	2023	2024

Station Details

TASMAN ISLAND
Lower Derwent, Tasmania

43.2397°S 148.0025°E 240m AMSL
Commenced 1977

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