Here you can check rainfall and dam levels and find out how declining rainfall is affecting the amount of water that flows into our dams.
You can also learn where we source your water from and how our water usage is tracking.
An overview...
Perth monthly rainfall
| Year |
JAN |
FEB |
MAR |
APR |
MAY |
JUN |
JUL |
AUG |
SEP |
OCT |
NOV |
DEC |
TOTAL |
| 2020 |
1.8 |
|
|
|
|
|
|
|
|
|
|
|
1.8 |
| 2019 |
7.2 |
0.2 |
6.2 |
44.2 |
17.8 |
212.0 |
108.6 |
114.4 |
31.4 |
20.2 |
17.8 |
2.2 |
582.2 |
| AVE (1994 - 2017)* |
16.7 |
13.0 |
21.0 |
37.2 |
88.7 |
126.9 |
146.6 |
122.1 |
87.0 |
38.7 |
23.2 |
11.7 |
732.8 |
| AVE (1876 - 2016)** |
9.7 |
12.5 |
19.5 |
44.2 |
116.9 |
173.1 |
167.7 |
132.9 |
81.0 |
51.5 |
22.4 |
13.1 |
844.5 |
* Mean monthly rainfall data supplied by the Bureau of Meteorology for the period 1994 to 2017.
** Average monthly rainfall (for the period 1876 – 2016).
Table view
| Year |
JAN |
FEB |
MAR |
APR |
MAY |
JUN |
JUL |
AUG |
SEP |
OCT |
NOV |
DEC |
TOTAL |
|
2020
|
1.8 |
|
|
|
|
|
|
|
|
|
|
|
1.8 |
|
2019
|
7.2 |
0.2 |
6.2 |
44.2 |
17.8 |
212.0 |
108.6 |
114.4 |
31.4 |
20.2 |
17.8 |
2.2 |
582.2 |
|
2018
|
106.2 |
0.2 |
2.6 |
20.6 |
67.4 |
126.4 |
152.0 |
186.0 |
35.2 |
40.0 |
3.2 |
1.8 |
741.6 |
|
2017
|
45.4 |
137.2 |
23.6 |
0.0 |
70.8 |
88.0 |
172.6 |
151.6 |
77.4 |
42.0 |
4.8 |
40.6 |
854.0 |
| AVE (1994 - 2017) |
16.7 |
13.0 |
21.0 |
37.2 |
88.7 |
126.9 |
146.6 |
122.1 |
87.0 |
38.7 |
23.2 |
11.7 |
732.8 |
| AVE (1876 - 2016) |
9.7 |
12.5 |
19.5 |
44.2 |
116.9 |
173.1 |
167.7 |
132.9 |
81.0 |
51.5 |
22.4 |
13.1 |
844.5 |
| Year |
JAN |
FEB |
MAR |
APR |
MAY |
JUN |
JUL |
AUG |
SEP |
OCT |
NOV |
DEC |
TOTAL |
|
2020
|
1.8 |
|
|
|
|
|
|
|
|
|
|
|
1.8 |
|
2019
|
7.2 |
7.4 |
13.6 |
57.8 |
75.6 |
287.6 |
396.2 |
510.6 |
542 |
562.24 |
580.04 |
582.24 |
582.24 |
|
2018
|
106.2 |
106.4 |
109 |
129.6 |
197 |
323.4 |
475.4 |
661.4 |
696.6 |
736.6 |
739.8 |
741.6 |
741.6 |
|
2017
|
45.4 |
182.6 |
206.2 |
206.2 |
277 |
365 |
537.6 |
689.2 |
766.6 |
808.6 |
813.4 |
854 |
854 |
| AVE |
16.7 |
29.7 |
50.7 |
87.9 |
176.6 |
303.5 |
450.1 |
572.2 |
659.2 |
697.9 |
721.1 |
732.8 |
732.8 |
| Year |
Summer |
Autumn |
Winter |
Spring |
TOTAL |
|
2020
|
4 |
0 |
0 |
0 |
4 |
|
2019
|
9.2 |
68.2 |
435 |
69.44 |
581.84 |
|
2018
|
147 |
90.6 |
464.4 |
78.4 |
780.4 |
|
2017
|
192.8 |
94.4 |
412.2 |
124.2 |
823.6 |
| AVE |
41.4 |
146.9 |
395.6 |
148.9 |
732.8 |