Climate and monthly weather forecast
Corinth, Saint Lucia


The climate of Corinth

Corinth, a city in Saint Lucia, resides comfortably in the tropical rainforest zone as per the Köppen climate classification, holding an Af rank. This predominant climate type conduces to consistent weather patterns, characterized by high temperatures and copious rainfall throughout the year.

The city's atmospheric thermometer habitually swings from 22°C (71.6°F), noticed as the low average monthly temperature, upwards to 30°C (86°F), reflecting the high average mark. Subtle fluctuations occur in the course of the year, with minimum temperatures slowly climbing from 22°C (71.6°F) to 25°C (77°F) between January and July, then retracting back to 23°C (73.4°F) by year's end. Simultaneously, maximum temperatures modestly fluctuate between 28°C (82.4°F) and 30°C (86°F), projecting thermal constancy that's synonymous with tropical climates.

Meanwhile, rainfall carries a strong presence in Corinth's climate, as it does with any tropical rainforest. From a low of 76mm (2.99") in March, the precipitation volume steadily increases, peak at an annual high of 269mm (10.59") in October. Correspondingly, the number of rainy days ascends from 11 days in April to 25 days in September, showcasing pronounced precipitation patterns.

Additionally, offering relief from the high air temperatures, sea temperatures in Corinth stay inviting throughout the year, hovering between 26°C (78.8°F) and 29°C (84.2°F).

Promising ample sunlight, Corinth offers between 11.3 hours to 13 hours of daylight per day, with sunshine hours per day ranging from 7 hours to 8 hours consistently. This abundant sunlight intensity is reflected in Corinth's UV index that varies from 8 to 12 annually.

The best time to visit Corinth

For those seeking to avoid pinnacle rainfalls, the period from February to April can be deemed most comfortable. These months witness less rainy days, accompanied by lower precipitation volumes, ranging from 76mm (2.99") to 96mm (3.78"). Despite relatively lower rainfall, the temperatures remain high, making it an ideal time to indulge in aquatic activities thanks to warm sea temperatures oscillating between 26°C (78.8°F) and 27°C (80.6°F).

The worst time to visit Corinth

Being a tropical rainforest region, Corinth experiences significant rainfall virtually throughout the year. However, the period from September to November is particularly challenging, with rainfall quantities soaring between 224mm (8.82") and 269mm (10.59"). During this period, the city faces the maximum number of rainy days, between 18 and 25 per month. The sea temperature remains warm, but the heavy rainfall may dissemble outdoor activities.

Spring weather in Corinth

Spring in Corinth, from March to May, is characterized by increasing temperatures and rainfall. The high temperatures rise from 29°C (84.2°F) to 30°C (86°F), with lows gradually progressing from 22°C (71.6°F) to 24°C (75.2°F). Rainfall rises substantially, from 76mm (2.99") in March to 124mm (4.88") in May, with corresponding rainy days escalating from 13 to 15.

Summer weather in Corinth

Summer, from June to August, is the wettest season in Corinth. These months represent the peak of the rainy season. High temperatures level out at 30°C (86°F) while the lows bobble around 24°C (75.2°F) to 25°C (77°F). The precipitation reaches its high point in summer, rising from 182mm (7.17") in June to 245mm (9.65") by August.

Autumn weather in Corinth

Autumn, from September to November, still holds high temperatures, around 30°C (86°F), and lows consistently at 24°C (75.2°F). It hosts the most substantial rainfall months, with precipitation ranging from 224mm (8.82") to 269mm (10.59"), marked by an increased occurrence of rainy days.

Winter weather in Corinth

Winter in Corinth signifies a slight reprieve from heavy rainfall. December through February hold temperatures steady between 28°C (82.4°F) and 29°C (84.2°F) for highs and remaining at 22°C (71.6°F) for lows. While the rainfall decreases, it remains considerable, spiking between 86mm (3.39") in February and a lesser, although still significant, 149mm (5.87") in December.

Weather in January

January in Corinth, Saint Lucia, presents a relatively humid scenario, with an average of 17 rainy days. This month experiences a gentle transition from the previous year's cool weather, accounting for an enhancement in the temperature and rainfall. Weather in January »

Weather in February

February anticipates slightly drier weather, marked by a reduction to 86mm (3.39") of rainfall over 13 days. Transitioning from January, this month allows for less time under the umbrella and more time under the sun. Maintaining temperatures consistent with January, the weather remains warm, complemented by the sea temperature, which drops a subtle degree to remain at 26°C (78.8°F). Weather in February »

Weather in March

March maintains the temperature extremities of its predecessor while experiencing a slight decline in rainfall to 76mm (2.99"). The enveloping warm weather continues to charm the residents and the visitors alike, with the humidity level dropping. Weather in March »

Weather in April

April, shaking off the relatively drier clime of March, gets acquainted with increased precipitation, receiving 96mm (3.78") of rainfall. The temperature sees a minor fluctuation, with the lower limit climbing to 23°C (73.4°F), hinting at the arrival of the hot season. Weather in April »

Weather in May

May is welcomed by a considerable leap in the amount of rainfall to 124mm (4.88"), indicating the onset of the wet season in Corinth, Saint Lucia. The showers, however, manage to ensnare a certain charm in the atmosphere, making the island even more picturesque. Weather in May »

Weather in June

June showcases the highest rainfall so far with 182mm (7.17"), ensuring the reign of the monsoons continues. Despite these frequent showers, the island doesn't fail to keep the temperature in check, maintaining a comforting warmth. Weather in June »

Weather in July

July advances with the highest rainfall for Corinth, Saint Lucia, observing a heavy 245mm (9.65") spread across 21 days. The month carries June's weather legacy forward, with downpours adding a vibrant green hue to the island's landscape. Weather in July »

Weather in August

August experiences a relief from the previous month's peak rainfall, receiving 216mm (8.5") and marking a turn towards the end of the wet season. The charm of Corinth remains unaltered, with the weather remaining consistent with the previous month. Weather in August »

Weather in September

September witnesses the highest number of rainy days, 25 in total, although seeing a minimal rise to 224mm (8.82") in total rainfall. The month resonates with the feel of a humid climate while miraculously keeping the temperatures the same. Weather in September »

Weather in October

October, in Corinth, Saint Lucia, is met with the highest rainfall of the year, receiving a whopping 269mm (10.59") across 18 days. The increased precipitation brings forth a distinct freshness, enhancing the scenic beauty of the island. Weather in October »

Weather in November

November receives slightly lesser rainfall of 255mm (10.04") compared to October, implying a gradual transition away from the rainy season. This month draws a balance between the rainfall and temperatures, delivering a comfortable climate throughout the month. Weather in November »

Weather in December

December sets in a distinctly cooler and drier ambiance with the rainfall reducing to 149mm (5.87"), marking the start of the dry season in Corinth, Saint Lucia. Drawing a close to the year's weather cycle, this month ensures a comfortable temperature, including at night. Weather in December »

Frequently asked questions

What month is the coldest in Corinth?

In Corinth, Saint Lucia, January and February are characterised by the lowest temperatures, recording an average high of 28°C (82.4°F).

How much does it rain in Corinth?

Throughout the year, in Corinth, Saint Lucia, there are 209 rainfall days, and 2035mm (80.12") of precipitation is accumulated.

What is the month with the most sunshine in Corinth?

January through September, November and December, with an average of 8h of sunshine, are months with the most sunshine.

When is the sea coldest in Corinth?

February and March, with an average sea temperature of 26°C (78.8°F), are months with the coldest seawater in Corinth, Saint Lucia.

What is the driest month in Corinth?

March is the month with the least rainfall in Corinth. Rain falls for 13 days and accumulates 76mm (2.99") of precipitation.

What are the months with the highest UV index in Corinth?

March through September, with an average maximum UV index of 12, are months with the highest UV index.

What month is the hottest in Corinth?

The yearly peak temperatures occur in May through October, averaging a high-temperature of 30°C (86°F).

When are the longest days in Corinth?

June has the longest days of the year, with an average of 12h and 54min of daylight.

What months are the sea warmest in Corinth?

The months with the warmest seawater are September and October, with an average sea temperature of 29°C (84.2°F).

What is the wettest month in Corinth?

The month with the most rainfall in Corinth is October, when the rain falls for 18 days and typically aggregates up to 269mm (10.59") of precipitation.

What is the month with the least sunshine in Corinth?

October has the least sunshine of the year in Corinth, with an average of 7h of sunshine.

What is the month with the shortest days in Corinth?

December has the shortest days of the year in Corinth, with an average of 11h and 18min of daylight.

Is there Daylight Saving Time (DST) in Corinth?

Corinth, Saint Lucia, does not observe Daylight Saving Time (DST). AST timezone is used over the entire year.

What is the month with the lowest UV index in Corinth?

December is the month with the lowest UV index in Corinth, with an average maximum UV index of 8.

Average temperature
Corinth, Saint Lucia

Average temperature - Corinth, Saint Lucia

The warmest months (with the highest average high temperature) are May, June, July, August, September and October (30°C).
The months with the lowest average high temperature are January and February (28°C).

The month with the highest average low temperature is July (25°C).
The coldest months (with the lowest average low temperature) are January, February and March (22°C).


Average rainfall
Corinth, Saint Lucia

Average rainfall - Corinth, Saint Lucia

The wettest month (with the highest rainfall) is October (269mm).
The driest month (with the least rainfall) is March (76mm).


Average rainfall days
Corinth, Saint Lucia

Average rainfall days - Corinth, Saint Lucia

The month with the highest number of rainy days is September (25 days).
The month with the least rainy days is April (11 days).


Average sea temperature
Corinth, Saint Lucia

Average sea temperature - Corinth, Saint Lucia

The best months for swimming (with the highest average sea temperature) are September and October (29°C).
The coldest months (with the lowest average sea temperature) are February and March (26°C).


Average daylight / Average sunshine
Corinth, Saint Lucia

Average daylight / Average sunshine - Corinth, Saint Lucia

The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 18min).

The months with the most sunshine are January, February, March, April, May, June, July, August, September, November and December (Average sunshine: 8h).
The month with the least sunshine is October (Average sunshine: 7h).


Average UV index
Corinth, Saint Lucia

Average UV index - Corinth, Saint Lucia

The months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 8).


Corinth, Saint Lucia

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