South Johnstone Climate

South Johnstone Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
31.3 31.0 30.0 28.3 26.3 24.6 24.1 25.3 27.4 29.1 30.5 31.3 28.3
Mean Min (°C)
22.8 22.9 22.2 20.7 18.7 16.3 15.3 15.6 17.0 19.1 20.9 22.1 19.5
Mean Rain (mm)
513.9 560.5 587.2 387.5 266.5 153.4 108.8 88.8 83.5 92.1 142.8 262.5 3303.2
Median Rain (mm)
433.9 534.6 521.0 366.6 237.2 127.9 93.2 67.8 50.4 58.2 104.3 192.7 3270.6
Mean Rain Days
18.7 19.1 21.5 20.1 19.2 16.2 16.1 14.3 12.9 12.0 12.4 14.9 195.7

South Johnstone Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
40.0 40.5 37.6 35.0 32.0 31.0 32.2 32.3 35.0 36.3 42.2 40.4 42.2
Low Max (°C)
23.7 24.5 23.3 22.0 17.2 17.1 18.0 16.8 18.5 22.4 24.0 24.0 16.8
High Min (°C)
29.2 29.0 27.2 25.4 24.5 23.2 22.1 23.0 23.5 25.5 27.9 26.7 29.2
Low Min (°C)
14.4 16.0 15.0 11.7 7.4 5.4 3.3 6.8 7.3 9.6 10.8 14.9 3.3
High Rain (mm)
461.0 398.0 700.0 318.0 207.0 157.5 118.0 124.0 118.0 264.9 236.2 309.0 700.0

South Johnstone Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
33.8 33.4 32.3 29.9 28.1 26.3 25.5 27.2 29.1 31.7 32.9 33.4 29.1
Low Mn. Max (°C)
28.1 28.3 28.0 26.6 24.6 22.7 22.6 22.9 25.7 27.1 28.8 29.0 27.4
High Mn. Min (°C)
24.0 24.0 23.6 22.8 21.3 19.2 19.4 17.9 21.2 22.1 22.4 23.7 21.2
Low Mn. Min (°C)
20.5 20.5 19.9 18.2 14.8 11.9 10.5 12.2 13.3 16.2 18.0 19.6 17.4
High Rain (mm)
2748.6 1496.7 1576.9 1083.8 825.4 503.2 442.6 414.3 393.0 431.1 804.0 1048.7 5249.9
Low Rain (mm)
12.1 24.0 51.8 4.4 8.9 7.7 3.6 5.1 0.0 0.0 4.8 23.2 1397.1

South Johnstone Annual Temperatures & Rainfall

SOUTH JOHNSTONE EXP STN

Mean daily minimum temp
Mean daily maximum temp
Highest/lowest on record
Highest/lowest on record
Mean monthly rainfall

South Johnstone Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40.0°C
0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.0 0.1
≥ 35.0°C
1.5 1.3 0.5 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.5 1.2 5.3
≥ 30.0°C
23.8 19.3 16.8 4.9 0.5 0.1 0.1 0.2 1.9 9.4 19.7 23.9 119.3
≤ 2.0°C
0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
≤ 0.0°C
0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0

South Johnstone 'per Week' Values (14th/86th Percentiles)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
33.2 33.0 31.9 30.0 28.0 26.7 26.0 27.5 29.0 31.0 32.3 33.4 31.7
Low Max
29.1 28.3 28.0 26.5 24.4 22.5 22.0 23.0 25.3 27.1 28.8 29.1 24.5
High Min
24.0 24.1 23.7 22.8 21.2 19.8 19.0 19.0 19.9 21.5 23.0 24.0 23.0
Low Min
21.0 21.3 20.2 18.3 15.6 11.9 10.8 12.0 14.0 16.5 18.5 20.1 15.0

South Johnstone Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
56 55 54 52 52 54 55 56 55 54 54 54 54.0
Earliest Entry
1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965
Latest Entry
2021 2021 2021 2021 2020 2020 2020 2020 2020 2020 2020 2020 2021
Years of Maxima
56 57 55 53 54 54 55 56 55 54 55 53 54.0
Earliest Entry
1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965
Latest Entry
2021 2021 2021 2021 2020 2020 2020 2020 2020 2020 2020 2020 2021
Years of Rainfall
87 89 86 84 90 91 88 92 91 91 92 88 93.0
Earliest Entry
1920 1920 1920 1920 1920 1920 1920 1920 1920 1920 1920 1920 1920
Latest Entry
2021 2021 2021 2021 2020 2020 2020 2020 2020 2020 2020 2020 2021

Station Details

SOUTH JOHNSTONE EXP STN
North Coast & Tableland, Queensland
17.6053°S 145.9972°E 18m AMSL
Commenced 1920
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