Port Saint John’s, South Africa

Full City Profile

5,939 Population 10/sq mi density

23 ft Elevation 7 meters

67°F Avg Temperature 20°C

Port Saint John’s enjoys a temperate climate with an average annual temperature of 67°F (19°C). Winters average 72°F in January while summers reach 62°F in July. The area gets 259 sunny days per year. Annual precipitation totals 42.6 inches. The area receives 0.0 inches of snow annually.

Temperature

72°F Jan (22°C) 62°F Jul (17°C)

Annual Average	67.3°F
	25% above US avg
January Average	72°F (22°C)
July Average	62°F (17°C)
Sunny Days	259 days/yr

Geography

Elevation	23 ft (7 m)
Area	603.6 sq mi (1,563.4 km²)
Population Density	10/sq mi
Coordinates	-31.6229°N, 29.5448°W
Timezone	Africa/Johannesburg

Precipitation & Snow

Annual Rainfall 42.6"

12% above US avg

Snowfall 0.0"

Wettest Month (Mar) 5.20"

Driest Month (Jun) 1.06"

Air Quality

Earthquake History

2 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.8. Most recent: M3.4 on Jan 27, 1994.

Jul 26, 1991	10 km NNW of Port Shepstone, South Africa	M3.8	137 km
Jan 27, 1994	52 km WSW of Kokstad, South Africa	M3.4	110 km

Source: USGS (M2.5+, 1990–2025)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	72°F (22°C)	4.5 in
February	73°F (23°C)	5.1 in	Warmest
March	72°F (22°C)	5.2 in	Wettest
April	69°F (21°C)	3.6 in
May	66°F (19°C)	2.1 in
June	63°F (17°C)	1.1 in	Driest
July	62°F (17°C)	1.6 in	Coldest
August	63°F (17°C)	2.1 in
September	64°F (18°C)	3.4 in
October	65°F (19°C)	4.5 in
November	68°F (20°C)	5.1 in
December	71°F (21°C)	4.4 in

Port Saint John’s has a seasonal temperature swing of 11°F / from 62°F in July to 73°F in February. Total annual precipitation is 42.6 inches, with March being the wettest month (5.2") and June the driest (1.1").

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