May weather forecast
Saint Lucia Estuary, South Africa

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Weather in May

May brings about a more significant decrease in temperatures, with the high now at 24.4°C (75.9°F). Saint Lucia Estuary's climate sees a continuation of pleasant days with lower humidity. With the beginning of winter, daylight hours dip further. Visitors and locals alike take advantage of the persistent mild sea temperatures. Cloud coverage also dips during May, allowing for clear skies and radiant sunsets.

Temperature

May brings an average high-temperature of a still warm 24.4°C (75.9°F) in Saint Lucia Estuary, showing a slight difference from April's 25.3°C (77.5°F). May nights register a minor temperature decline, steadying at a pleasant 20.4°C (68.7°F).

Humidity

The average relative humidity in May is 74%.

Rainfall

In Saint Lucia Estuary, in May, it is raining for 12.7 days, with typically 43mm (1.69") of accumulated precipitation. In Saint Lucia Estuary, during the entire year, the rain falls for 196.2 days and collects up to 699mm (27.52") of precipitation.

Sea temperature

In Saint Lucia Estuary, South Africa, the average seawater temperature in May is 24.4°C (75.9°F).
Note: A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 24.4°C (75.9°F) water. (FYI: The Olympic swimming competition requires a water temperature between 25°C (77°F) and 28°C (82.4°F).)

Daylight

In May, the average length of the day is 10h and 43min.
On the first day of the month, sunrise is at 06:17 and sunset at 17:17. On the last day of May, in Saint Lucia Estuary, South Africa, sunrise is at 06:34 and sunset at 17:01 SAST.

Sunshine

In Saint Lucia Estuary, South Africa, the average sunshine in May is 6.5h.

UV index

In May, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum daily UV index of 6 during May morphs into the following directions:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

Frequently asked questions

What is the temperature in May in Saint Lucia Estuary?

During May, Saint Lucia Estuary experiences an average high-temperature of 24.4°C (75.9°F) and a low-temperature of 20.4°C (68.7°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in February is estimated at 30°C (86°F).

What is the average humidity in May in Saint Lucia Estuary?

The average relative humidity in May in Saint Lucia Estuary, South Africa, is 74%.

How many days does it rain in May in Saint Lucia Estuary?

In May, in Saint Lucia Estuary, the rain falls for 12.7 days. Throughout May, 43mm (1.69") of precipitation is accumulated.

What is the sea temperature in May in Saint Lucia Estuary?

In Saint Lucia Estuary, in May, the average water temperature is 24.4°C (75.9°F). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 24.4°C (75.9°F) water may be enjoyable.

How many hours of daylight does Saint Lucia Estuary have in May?

In May, the average day length is 10h and 43min.

When are sunrise and sunset in May in Saint Lucia Estuary?

On the first day of May in Saint Lucia Estuary, sunrise is at 06:17 and sunset at 17:17. On the last day of the month, sunrise is at 06:34 and sunset at 17:01 SAST.

How long on average sun shines in May in Saint Lucia Estuary?

In May, the average sunshine duration is 6.5h.

What is the UV index reading in May in Saint Lucia Estuary?

The average daily maximum UV index in May in Saint Lucia Estuary, South Africa, is 6. A UV Index of 6 to 7 symbolizes a high health threat from exposure to the Sun's UV radiation.

Average temperature in May
Saint Lucia Estuary, South Africa

Average temperature in May - Saint Lucia Estuary, South Africa
  • Average high temperature in May: 24.4°C

The warmest month (with the highest average high temperature) is February (27.2°C).
The month with the lowest average high temperature is July (21.9°C).

  • Average low temperature in May: 20.4°C

The month with the highest average low temperature is February (23.7°C).
The coldest month (with the lowest average low temperature) is July (18°C).

Average pressure in May
Saint Lucia Estuary, South Africa

Average pressure in May - Saint Lucia Estuary, South Africa
  • Average pressure in May: 1019.1mbar

The month with the highest atmospheric pressure is July (1023mbar).
The month with the lowest atmospheric pressure is January (1013.4mbar).

Average wind speed in May
Saint Lucia Estuary, South Africa

Average wind speed in May - Saint Lucia Estuary, South Africa
  • Average wind speed in May: 20.6km/h

The windiest month (with the highest average wind speed) is October (25.2km/h).
The calmest month (with the lowest average wind speed) is March (20.2km/h).

Average humidity in May
Saint Lucia Estuary, South Africa

Average humidity in May - Saint Lucia Estuary, South Africa
  • Average humidity in May: 74%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is June (68%).

Average rainfall in May
Saint Lucia Estuary, South Africa

Average rainfall in May - Saint Lucia Estuary, South Africa
  • Average rainfall in May: 43mm

The wettest month (with the highest rainfall) is December (90mm).
The driest month (with the least rainfall) is July (26mm).

Average rainfall days in May
Saint Lucia Estuary, South Africa

Average rainfall days in May - Saint Lucia Estuary, South Africa
  • Average rainfall days in May: 12.7 days

The month with the highest number of rainy days is December (21.8 days).
The month with the least rainy days is June (9.6 days).

Average sea temperature in May
Saint Lucia Estuary, South Africa

Average sea temperature in May - Saint Lucia Estuary, South Africa
  • Average sea temperature in May: 24.4°C

The best month for swimming (with the highest average sea temperature) is February (27.2°C).
The coldest month (with the lowest average sea temperature) is August (21.7°C).

Average daylight in May /
Average sunshine in May
Saint Lucia Estuary, South Africa

Average daylight in May / Average sunshine in May - Saint Lucia Estuary, South Africa
  • Average daylight in May: 10h and 4min

The month with the longest days is December (Average daylight: 13h and 54min).
The month with the shortest days is June (Average daylight: 10h and 24min).

  • Average sunshine in May: 6h and 3min

The month with the most sunshine is February (Average sunshine: 8h and 48min).
The month with the least sunshine is April (Average sunshine: 5h and 48min).

Average sunshine days in May
Saint Lucia Estuary, South Africa

Average sunshine days in May - Saint Lucia Estuary, South Africa
  • Average sunshine days in May: 16 days

The month with the most sunshine days is June (18.3 days).
The month with the least sunshine days is November (6.4 days).

Average UV index in May
Saint Lucia Estuary, South Africa

Average UV index in May - Saint Lucia Estuary, South Africa
  • Average UV index in May: 6

The month with the highest UV index is January (UV index 7).
The months with the lowest UV index are July, September and October (UV index 5).

Average cloud cover in May
Saint Lucia Estuary, South Africa

Average cloud cover in May - Saint Lucia Estuary, South Africa
  • Average cloud cover in May: 28

The months with the most cloud cover are November and December (Cloud cover 56).
The month with the least cloud cover is June (Cloud cover 22).

Average visibility in May
Saint Lucia Estuary, South Africa

Average visibility in May - Saint Lucia Estuary, South Africa
  • Average visibility in May: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

Saint Lucia Estuary, South Africa

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