Weather in January
January is the month with the warmest seawater in Simon's Town, South Africa, with an average sea temperature of 19.5°C (67.1°F). Note: In 19.5°C (67.1°F), swimming is not an enjoyable activity for most. Weather in January »
Weather in February
In February, the average sea temperature in Simon's Town, South Africa, is 18.9°C (66°F). Note: The majority of individuals find it unpleasurable to swim in 18.9°C (66°F). Weather in February »
Weather in March
In Simon's Town, South Africa, in March, the average water temperature is 19.3°C (66.7°F). Note: Most people find swimming in 19.3°C (66.7°F) to be not enjoyable. Weather in March »
Weather in April
In April, the average sea temperature in Simon's Town, South Africa, is 17.8°C (64°F). Note: Swimming is not a pleasant activity for most individuals in 17.8°C (64°F). Weather in April »
Weather in May
In May, the average sea temperature in Simon's Town, South Africa, is 16.9°C (62.4°F). Note: Most people find it challenging to enjoy swimming in water that is 16.9°C (62.4°F). Weather in May »
Weather in June
In Simon's Town, South Africa, in June, the average water temperature is 16.3°C (61.3°F). Note: Most individuals do not find swimming at 16.3°C (61.3°F) to be enjoyable. Weather in June »
Weather in July
July through September, with an average sea temperature of 15.4°C (59.7°F), are months with the coldest seawater in Simon's Town, South Africa. Note: Swimming in 15.4°C (59.7°F) is not enjoyable for the majority. Weather in July »
Weather in August
The months with the coldest seawater in Simon's Town, South Africa, are July through September, with an average sea temperature of 15.4°C (59.7°F). Note: Swimming in water that is 15.4°C (59.7°F) is not enjoyable for most. Weather in August »
Weather in September
July through September, with an average sea temperature of 15.4°C (59.7°F), are months with the coldest seawater in Simon's Town, South Africa. Note: Swimming in water at 15.4°C (59.7°F) is not a pleasurable experience for most. Weather in September »
Weather in October
In October, the average sea temperature in Simon's Town, South Africa, is 16.3°C (61.3°F). Note: Most people do not find swimming enjoyable in water of 16.3°C (61.3°F). Weather in October »
Weather in November
In November, the average sea temperature in Simon's Town, South Africa, is 17.5°C (63.5°F). Note: Swimming in water of 17.5°C (63.5°F) is not enjoyable for the majority of individuals. Weather in November »
Weather in December
In Simon's Town, South Africa, in December, the average water temperature is 18.7°C (65.7°F). Note: For most people, a water temperature of 18.7°C (65.7°F) is not conducive to enjoyable swimming. Weather in December »
[Resources]Frequently asked questions
What is the month with the warmest sea water in Simon's Town?
January is the month with the warmest seawater in Simon's Town, South Africa, with an average sea temperature of 19.5°C (67.1°F).
What is the month with the shortest days in Simon's Town?
June has the shortest days of the year in Simon's Town, with an average of 9h and 54min of daylight.
What months are the sea coldest in Simon's Town?
July through September, with an average sea temperature of 15.4°C (59.7°F), are months with the coldest seawater in Simon's Town, South Africa.
When are the longest days in Simon's Town?
With an average of 14h and 24min of daylight, December has the longest days of the year in Simon's Town.
Is there Daylight Saving Time (DST) in Simon's Town?
Simon's Town, South Africa, does not observe Daylight Saving Time (DST). SAST timezone is used throughout the entire year.
Average sea temperature
Simon's Town, South Africa
The best month for swimming (with the highest average sea temperature) is January (19.5°C).
The coldest months (with the lowest average sea temperature) are July, August and September (15.4°C).
Average daylight
Simon's Town, South Africa
- Average daylight in January:
14h and 1min - Average daylight in February:
13h and 2min - Average daylight in March:
12h and 2min - Average daylight in April:
11h and 1min - Average daylight in May:
10h and 2min - Average daylight in June:
9h and 5min
- Average daylight in July:
10h and 1min - Average daylight in August:
10h and 5min - Average daylight in September:
11h and 5min - Average daylight in October:
13h and 0min - Average daylight in November:
13h and 5min - Average daylight in December:
14h and 2min
The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).
Simon's Town, South Africa
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