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South Johnstone Climate

South Johnstone Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
31.4 30.9 30.0 28.3 26.3 24.6 24.0 25.4 27.3 29.1 30.6 31.3 28.3
Mean Min (°C)
22.7 22.9 22.2 20.7 18.7 16.2 15.2 15.6 16.9 19.0 20.8 22.1 19.4
Mean Rain (mm)
540.3 594.6 629.4 405.2 277.2 159.9 113.6 90.9 84.5 98.8 149.4 266.3 3414.9
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
18.3 18.9 21.2 20.0 18.8 15.8 15.6 13.9 12.2 11.3 12.0 14.2 189.4

South Johnstone Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
40.0 39.6 37.6 35.0 32.0 31.0 32.2 32.3 35.0 36.3 39.8 40.4 40.4
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 27.5 27.2 25.0 24.5 23.2 22.1 23.0 23.5 25.5 27.6 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)
461.0 398.0 414.0 318.0 207.0 157.5 118.0 124.0 118.0 264.9 236.2 309.0 461.0

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)
23.8 23.9 23.6 22.8 21.3 19.2 19.4 17.9 21.2 21.7 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)
2740.6 1496.7 1576.9 1033.2 825.4 503.2 405.5 414.3 393.0 431.1 804.0 1048.7 5158.7
Low Rain (mm)
12.1 23.4 40.8 4.4 8.9 7.7 3.6 5.1 0.0 0.0 15.0 23.2 1354.9

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 0.0 0.0 0.1
≥ 35.0°C
1.5 1.1 0.6 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.5 1.3 4.8
≥ 30.0°C
23.8 19.0 16.6 4.8 0.6 0.1 0.1 0.3 2.0 9.3 19.8 23.4 112.2
≤ 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
50 48 48 47 47 47 50 49 48 47 48 47 48.1
Earliest Entry
1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017
Years of Maxima
51 50 48 48 48 47 49 49 48 48 48 47 48.4
Earliest Entry
1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017
Years of Rainfall
88 88 88 87 87 87 87 88 88 88 87 87 87.4
Earliest Entry
1920 1920 1920 1920 1920 1920 1920 1920 1920 1920 1920 1920 1920
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017

Station Details

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