Merredin Climate

Merredin Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
33.9 33.2 30.2 25.5 20.7 17.4 16.3 17.4 20.5 25.0 28.7 32.0 25.0
Mean Min (°C)
17.8 18.0 16.2 12.9 8.9 6.7 5.5 5.5 6.7 9.7 13.3 15.8 11.4
Mean Rain (mm)
15.2 15.8 21.5 23.4 40.9 50.0 50.1 39.2 25.0 18.1 14.6 13.5 326.8
Median Rain (mm)
5.5 4.9 10.8 15.5 37.9 48.6 48.5 37.1 23.1 13.5 11.1 4.9 317.1
Mean Rain Days
2.3 2.5 3.2 4.5 7.8 10.8 11.7 10.2 7.3 5.0 3.2 2.5 68.5

Merredin Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
46.0 46.2 42.3 38.0 33.4 26.7 25.1 30.8 34.6 39.3 41.9 44.5 46.2
Low Max (°C)
15.8 18.0 15.1 13.6 11.7 10.0 9.5 7.4 11.0 13.7 12.2 17.2 7.4
High Min (°C)
29.7 29.4 26.8 23.0 22.0 15.3 14.8 16.6 17.9 23.5 25.3 27.6 29.7
Low Min (°C)
6.4 7.1 2.8 2.5 -1.4 -2.9 -3.4 -2.8 -1.8 -0.3 0.6 3.3 -3.4
High Rain (mm)
65.5 66.0 82.6 59.7 49.3 59.4 44.7 37.0 44.7 49.0 37.6 48.5 82.6

Merredin Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
37.4 36.5 33.5 29.5 23.6 19.6 19.0 21.7 23.8 29.5 32.0 35.8 26.7
Low Mn. Max (°C)
30.9 29.2 26.7 21.7 18.3 14.3 14.2 15.2 16.7 22.3 24.2 28.8 23.1
High Mn. Min (°C)
19.7 20.9 19.3 16.0 12.5 9.2 7.7 8.2 9.6 13.3 15.6 18.7 12.6
Low Mn. Min (°C)
15.4 15.4 13.2 9.7 5.7 4.0 3.4 2.7 4.3 6.4 10.3 12.6 9.7
High Rain (mm)
134.6 113.4 161.0 113.6 131.6 134.7 126.6 99.0 80.8 75.2 87.4 92.5 565.0
Low Rain (mm)
0.0 0.0 0.0 0.0 1.3 5.9 8.7 1.1 0.0 0.0 0.0 0.0 130.3

Merredin Annual Temperatures & Rainfall

MERREDIN

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

Merredin Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40.0°C
3.4 2.4 0.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 1.6 8.1
≥ 35.0°C
13.1 10.4 5.4 0.5 0.0 0.0 0.0 0.0 0.0 0.7 3.6 9.0 42.4
≥ 30.0°C
24.5 20.9 15.1 5.0 0.3 0.0 0.0 0.0 0.6 4.8 11.9 19.9 102.4
≤ 2.0°C
0.0 0.0 0.0 0.0 0.8 3.5 5.6 5.9 2.7 0.5 0.0 0.0 18.6
≤ 0.0°C
0.0 0.0 0.0 0.0 0.2 0.7 1.7 1.8 0.6 0.0 0.0 0.0 5.0

Merredin 'per Week' Values (14th/86th Percentiles)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
39.3 38.6 35.7 30.4 24.5 20.4 19.0 20.6 24.9 30.0 34.2 37.2 34.0
Low Max
28.6 27.7 25.0 20.6 16.9 14.2 13.5 14.2 16.4 19.7 23.3 26.7 16.4
High Min
22.0 21.9 20.1 16.6 13.1 10.6 9.4 9.4 10.6 13.4 17.3 19.8 18.0
Low Min
13.9 13.9 12.2 8.6 4.5 2.4 1.4 1.4 2.7 5.2 9.3 11.8 4.4

Merredin Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
51 51 50 50 51 51 51 51 50 50 51 50 50.6
Earliest Entry
1966 1966 1966 1966 1966 1966 1966 1966 1966 1966 1966 1966 1966
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017
Years of Maxima
52 51 50 50 52 51 51 51 50 51 51 50 50.7
Earliest Entry
1966 1966 1966 1966 1966 1966 1966 1966 1966 1966 1966 1966 1966
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017
Years of Rainfall
112 111 112 109 110 109 110 110 109 110 109 109 109.9
Earliest Entry
1904 1904 1905 1907 1907 1907 1907 1907 1907 1907 1907 1907 1904
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017

Station Details

MERREDIN
Central Wheatbelt, Western Australia
31.4756°S 118.2789°E 315m AMSL
Commenced 1903
Display Your Local Weather

Weather News

Late September snow for the Alps

13:58 EST

As thoughts turn to warmer weather and what lies ahead for Australia's summer, there may be some already missing the colder days of winter and the snow season.

Rain and thunderstorms heading to northwest and central Australia

12:21 EST

An upper level trough drawing moisture from the tropical Indian Ocean may deliver some welcome rain to the Western Australia's Northern and Southern Interior and Northern Territory's Lasseter districts.

Pandanus trees suffering pest attacks see up to 80 per cent lost along Queensland coast

08:36 EST

Pandanus trees along the coast of Agnes Water, south of Gladstone, were once admired by Captain Cook and botanist Sir Joseph Banks when they came to shore in 1770.