Southern River, Australia

Full City Profile

2.6 /5.0

C+ Fair

12,852 Population 2,376/sq mi density

92 ft Elevation 28 meters

64°F Avg Temperature 18°C

C+

Overall

2.6 / 5.0

Fair overall score based on economy, affordability, safety and education

C+

Economy

2.8 / 5.0

$30,758 median income, 5.2% unemployment

Affordability

2.3 / 5.0

$236,600 home value, $1,183/mo rent

Southern River enjoys a temperate climate with an average annual temperature of 64°F (18°C). Winters average 76°F in January while summers reach 53°F in July. The area gets 343 sunny days per year. Annual precipitation totals 22.0 inches. The area receives 0.0 inches of snow annually.

Temperature

76°F Jan (24°C) 53°F Jul (12°C)

Annual Average	63.7°F
	18% above US avg
January Average	76°F (24°C)
July Average	53°F (12°C)
Sunny Days	343 days/yr

Geography

Elevation	92 ft (28 m)
Area	5.4 sq mi (14.0 km²)
Population Density	2,376/sq mi
Coordinates	-32.1066°N, 115.9590°W
Timezone	Australia/Perth

Precipitation & Snow

Annual Rainfall 22.0"

42% below US avg

Snowfall 0.0"

Wettest Month (Jul) 6.65"

Driest Month (Dec) 0.35"

Air Quality

Earthquake History

19 earthquakes (M2.5+) within 150 km since 1990. Strongest: M5.2. Most recent: M4.0 on Jan 25, 2025.

Jan 17, 1990	30 km E of Northam, Australia	M5.2	109 km
Dec 20, 1996	61 km N of Toodyay, Australia	M4.5	136 km
Mar 24, 2003	36 km NE of York, Australia	M4.0	116 km
Jan 25, 2025	59 km ENE of York, Australia	M4.0	139 km
Jan 20, 1993	45 km E of Northam, Australia	M3.9	125 km
Mar 15, 1999	35 km NE of York, Australia	M3.7	114 km
Jan 5, 1998	41 km ENE of Northam, Australia	M3.6	124 km
Apr 23, 1992	68 km NNE of Toodyay, Australia	M3.3	146 km
Jan 5, 1994	40 km ENE of Beverley, Australia	M3.2	130 km
Jun 2, 2005	52 km ENE of Northam, Australia	M3.0	135 km
May 6, 2005	5 km NW of Bullsbrook, Australia	M2.8	52 km
Jul 18, 2003	42 km N of Toodyay, Australia	M2.8	118 km
Mar 15, 2005	46 km NE of Boddington, Australia	M2.7	95 km
Apr 23, 2001	19 km WNW of Narrogin, Australia	M2.7	129 km
Jun 12, 2002	30 km SSE of Beverley, Australia	M2.7	111 km
May 12, 2005	31 km ENE of Beverley, Australia	M2.6	119 km
Apr 15, 2005	10 km SSW of York, Australia	M2.5	73 km
Jun 14, 2002	30 km SSE of Beverley, Australia	M2.5	110 km
Aug 11, 2003	25 km ENE of Beverley, Australia	M2.5	114 km

Source: USGS (M2.5+, 1990–2025)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	76°F (24°C)	0.5 in
February	77°F (25°C)	0.7 in	Warmest
March	74°F (23°C)	0.7 in
April	68°F (20°C)	1.6 in
May	62°F (17°C)	4.2 in
June	57°F (14°C)	6.5 in
July	53°F (12°C)	6.7 in	Coldest, Wettest
August	56°F (14°C)	4.8 in
September	59°F (15°C)	3.2 in
October	62°F (17°C)	1.9 in
November	67°F (19°C)	1.1 in
December	72°F (22°C)	0.4 in	Driest

Southern River has a seasonal temperature swing of 24°F / from 53°F in July to 77°F in February. Total annual precipitation is 32.1 inches, with July being the wettest month (6.7") and December the driest (0.4").

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