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 28.4 26.3 24.6 24.1 25.3 27.3 29.1 30.6 31.3 28.3
Mean Min (°C)
22.9 23.0 22.3 20.8 18.8 16.4 15.4 15.7 17.1 19.2 20.9 22.2 19.5
Mean Rain (mm)
512.6 565.2 588.7 396.7 268.3 151.5 114.3 93.3 84.8 90.0 140.2 266.1 3315.8
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
18.8 19.3 21.3 20.1 19.3 16.2 16.1 14.6 13.0 11.9 12.3 14.9 195.6

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 35.3 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 16.2 16.8 18.5 22.4 24.0 24.0 16.2
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)
461.0 398.0 700.0 318.0 207.0 157.5 121.6 124.0 118.0 264.9 236.2 309.0 700.0

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 30.7 28.1 26.3 25.7 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)
24.3 24.2 23.9 22.8 21.3 19.2 19.4 17.9 21.2 22.1 22.5 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 1203.8 825.4 503.2 442.6 414.3 393.0 431.1 804.0 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 0.6 23.2 1397.1

South Johnstone Annual Temperatures & Rainfall

South Johnstone annual climate

South Johnstone Average Number of Days With Temperatures

  Jan Feb Mar Apr May 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 0.1 0.0 0.1
≥ 35°C
1.5 1.2 0.6 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.5 1.2 5.3
≥ 30°C
24.0 19.2 17.1 5.4 0.6 0.1 0.1 0.2 2.0 9.7 19.9 23.9 120.9
≤ 2°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°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
59 58 57 56 56 58 59 60 59 58 57 57 57.0
Earliest Entry
1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965
Latest Entry
2024 2024 2024 2024 2024 2024 2024 2024 2024 2024 2024 2023 2024
Years of Maxima
59 60 58 57 58 58 59 60 59 58 58 56 57.0
Earliest Entry
1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965
Latest Entry
2024 2024 2024 2024 2024 2024 2024 2024 2024 2024 2024 2023 2024
Years of Rainfall
89 91 89 88 94 95 92 96 95 95 95 91 96.0
Earliest Entry
1920 1920 1920 1920 1920 1920 1920 1920 1920 1920 1920 1920 1920
Latest Entry
2024 2024 2024 2024 2024 2024 2024 2024 2024 2024 2024 2023 2024

Station Details

SOUTH JOHNSTONE EXP STN
North Coast & Tableland, Queensland
17.6053°S 145.9972°E 19m AMSL
Commenced 1920

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