Happy Valley Long-term Averages

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
Mean Max (°C)	-	-	-	-	-	-	-	-	-	-	-	-	-
Mean Min (°C)	-	-	-	-	-	-	-	-	-	-	-	-	-
Mean Rain (mm)	12.3	7.8	19.1	50.4	99.9	118.4	149.0	107.9	80.2	40.7	27.0	9.8	728.8
Median Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-
Mean Rain Days	2.6	2.4	4.8	11.2	17.2	21.2	24.5	21.6	19.6	12.8	7.8	4.5	150.9

Happy Valley Daily Records

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Max (°C)	-	-	-	-	-	-	-	-	-	-	-	-	-
Low Max (°C)	-	-	-	-	-	-	-	-	-	-	-	-	-
High Min (°C)	-	-	-	-	-	-	-	-	-	-	-	-	-
Low Min (°C)	-	-	-	-	-	-	-	-	-	-	-	-	-
High Rain (mm)	37.4	44.8	36.0	57.4	70.2	70.8	79.6	62.0	34.0	25.0	27.8	17.8	79.6

Happy Valley Monthly Records

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Mn. Max (°C)	-	-	-	-	-	-	-	-	-	-	-	-	-
Low Mn. Max (°C)	-	-	-	-	-	-	-	-	-	-	-	-	-
High Mn. Min (°C)	-	-	-	-	-	-	-	-	-	-	-	-	-
Low Mn. Min (°C)	-	-	-	-	-	-	-	-	-	-	-	-	-
High Rain (mm)	81.4	66.6	54.0	106.4	233.8	252.0	259.8	201.6	167.4	85.8	86.4	41.6	1033.4
Low Rain (mm)	0.0	0.0	0.0	0.2	30.4	38.6	75.6	5.6	27.0	9.0	1.4	0.2	471.4

Happy Valley Annual Temperatures & Rainfall

Happy Valley Average Number of Days With Temperatures

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
≥ 40°C	-	-	-	-	-	-	-	-	-	-	-	-	-
≥ 35°C	-	-	-	-	-	-	-	-	-	-	-	-	-
≥ 30°C	-	-	-	-	-	-	-	-	-	-	-	-	-
≤ 2°C	-	-	-	-	-	-	-	-	-	-	-	-	-
≤ 0°C	-	-	-	-	-	-	-	-	-	-	-	-	-

Happy Valley 'per Week' Values (14th/86th Percentiles)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Max	-	-	-	-	-	-	-	-	-	-	-	-	-
Low Max	-	-	-	-	-	-	-	-	-	-	-	-	-
High Min	-	-	-	-	-	-	-	-	-	-	-	-	-
Low Min	-	-	-	-	-	-	-	-	-	-	-	-	-

Happy Valley Data Availability

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
Years of Minima	-	-	-	-	-	-	-	-	-	-	-	-	-
Earliest Entry	-	-	-	-	-	-	-	-	-	-	-	-	-
Latest Entry	-	-	-	-	-	-	-	-	-	-	-	-	-
Years of Maxima	-	-	-	-	-	-	-	-	-	-	-	-	-
Earliest Entry	-	-	-	-	-	-	-	-	-	-	-	-	-
Latest Entry	-	-	-	-	-	-	-	-	-	-	-	-	-
Years of Rainfall	20	21	20	20	20	20	19	20	20	20	20	18	19.0
Earliest Entry	2004	2004	2004	2004	2004	2004	2004	2003	2003	2003	2003	2003	2003
Latest Entry	2024	2024	2024	2024	2023	2023	2023	2023	2023	2023	2023	2023	2024

Station Details

HAPPY VALLEY
Southwest, Western Australia

33.6808°S 115.6242°E 100m AMSL
Commenced 2003

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Weather News

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400km line of severe thunderstorms lashing southwest WA

10:42 AEST A line of severe thunderstorms is moving onshore towards the southwest of WA, which could produce heavy rainfall and large hail on Thursday morning.