Derby Ap Climate

Derby Ap Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
35.2 34.5 35.3 35.7 32.9 30.5 30.7 32.6 35.4 37.2 38.2 37.2 34.6
Mean Min (°C)
25.7 25.4 25.1 22.8 18.9 15.8 14.8 15.9 19.4 23.2 25.5 26.3 21.5
Mean Rain (mm)
202.5 211.1 140.3 20.3 18.6 6.9 6.7 1.2 1.0 2.7 10.5 78.0 682.0
Median Rain (mm)
163.3 177.3 73.3 5.0 0.0 0.0 0.0 0.0 0.0 0.0 2.3 46.3 656.2
Mean Rain Days
13.2 12.6 10.1 2.9 1.6 1.0 0.6 0.2 0.1 1.0 2.0 7.4 46.5

Derby Ap Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
44.0 43.8 41.9 41.5 40.3 36.6 36.2 38.6 42.1 44.1 44.6 44.9 44.9
Low Max (°C)
26.0 25.8 26.6 22.0 19.1 19.6 20.3 20.6 21.2 29.4 28.3 26.4 19.1
High Min (°C)
30.3 29.7 29.5 28.7 27.4 25.0 23.6 24.5 27.4 29.2 29.6 30.9 30.9
Low Min (°C)
20.2 19.2 19.3 13.7 9.1 6.1 6.0 6.6 9.1 11.7 19.8 18.5 6.0
High Rain (mm)
294.4 255.3 159.0 66.0 105.0 39.8 78.6 21.4 27.4 17.3 38.0 147.4 294.4

Derby Ap Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
38.2 38.7 38.0 38.9 34.9 33.3 32.0 34.5 37.4 39.0 39.5 39.3 36.3
Low Mn. Max (°C)
31.7 32.0 32.5 32.3 29.6 28.0 27.8 30.3 32.8 35.4 36.2 34.7 33.3
High Mn. Min (°C)
26.8 27.4 27.1 24.9 21.9 19.9 18.4 20.2 21.9 25.8 27.2 27.5 23.4
Low Mn. Min (°C)
24.4 24.1 23.6 20.7 15.0 11.9 11.2 12.0 16.6 20.8 23.0 25.4 19.9
High Rain (mm)
703.2 445.4 689.2 93.6 132.0 88.6 153.0 23.6 40.4 26.6 74.4 350.6 1250.2
Low Rain (mm)
8.5 16.1 5.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 78.7

Derby Ap Annual Temperatures & Rainfall

DERBY AERO

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

Derby Ap Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40.0°C
1.1 0.8 0.5 0.3 0.0 0.0 0.0 0.0 0.7 3.5 5.8 4.0 16.1
≥ 35.0°C
17.3 12.0 17.9 19.6 6.7 0.6 0.6 3.8 17.4 25.6 27.9 25.4 169.5
≥ 30.0°C
28.4 26.1 29.4 28.6 27.3 18.4 20.4 28.1 29.2 30.4 29.4 30.0 316.7
≤ 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

Derby Ap 'per Week' Values (14th/86th Percentiles)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
38.2 37.6 37.8 37.5 35.5 32.8 32.8 34.8 37.8 39.4 40.2 39.7 38.1
Low Max
32.0 31.5 32.5 33.7 30.4 28.0 28.4 30.5 32.6 34.5 35.9 34.2 30.8
High Min
27.8 27.2 26.6 25.5 22.5 19.5 18.6 19.6 22.6 25.6 27.3 28.1 26.5
Low Min
23.6 23.7 23.2 19.7 15.2 11.7 11.0 12.8 16.7 20.4 23.5 24.1 15.5

Derby Ap Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
30 31 31 32 33 31 32 32 32 31 31 30 31.3
Earliest Entry
1973 1973 1973 1972 1972 1972 1972 1972 1972 1972 1972 1972 1972
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017
Years of Maxima
31 31 31 32 33 31 32 32 32 31 31 31 31.5
Earliest Entry
1973 1973 1973 1972 1972 1972 1972 1972 1972 1972 1972 1972 1972
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017
Years of Rainfall
55 56 56 57 58 58 59 60 60 57 56 56 57.2
Earliest Entry
1952 1952 1951 1951 1951 1951 1951 1951 1951 1951 1951 1951 1951
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017

Station Details

DERBY AERO
Kimberley, Western Australia
17.3706°S 123.6611°E 6m AMSL
Commenced 1951
Display Your Local Weather

Weather News

Extreme weather wipes a possible $750 million off upcoming WA grain harvest

18:43 EST

Two weeks of extreme weather causing frost and heat damage have wiped $750 million off Western Australia's upcoming grain harvest, a new report says.

Fire danger in NSW, QLD on Tuesday

17:31 EST

A fire weather warning has been issued for parts of southeast Queensland on Tuesday, with challenging fire weather also on the cards in northeast NSW.

The drought is now so severe it is biting in even the greenest corners of the country

14:44 EST

Farmers along Australia's normally green eastern coast are reeling from the worst drought they have ever seen and face a tough summer if it doesn't rain in the next few months.