Climate and monthly weather forecast
Speightstown, Barbados

The Speightstown beach in Barbados with clear blue waters and semi-cloudy skies
The Speightstown beach in Barbados with clear blue waters and semi-cloudy skies

The climate of Speightstown

Speightstown, Barbados, possesses a tropical monsoon climate, also classified as 'Am' under the Köppen climate classification. This indicates a predominance of warm temperatures and significant rainfall patterns throughout the year. A glimpse at the climatological data further emphasizes this characteristic, as temperatures remain consistently high, ranging from 21°C (69.8°F) to 31°C (87.8°F) over the year. Concurrently, rainfall plays a significant role, with up to 188mm (7.4") of precipitation expected in peak months.

Delving into each weather parameter, one observes a steady pattern of warmth throughout the year in Speightstown. Temperatures are the highest from April to October, with averages around 30°C (86°F), and the coolest months - January, February and December, maintaining a mild 28°C (82.4°F). Rainfall patterns are more diverse, peaking in November at 188mm (7.4"), and significantly lower numbers from February to April, with values fluctuating between 40mm (1.57") and 49mm (1.93") respectively.

Moreover, Speightstown experiences high daylight hours ranging from 11.4 hours to 12.9 hours, promoting a generous amount of sunshine, even during rainy spells. Another notable element of the local climate is the UV index, which spikes to an intensive level of 12 during summer months between March and August.

The best time to visit Speightstown

When considering suitable times for a visit to Speightstown bearing in mind its tropical monsoon climate, the period from February to April emerges as an ideal choice. During these months, rainfall is at its lowest and ranges between 40mm (1.57") and 49mm (1.93"), thus providing a comparatively dry climate.

Temperatures are pleasantly warm at an average of 28°C (82.4°F) to 29°C (84.2°F). The sea temperatures in these months also fluctuate on an inviting scale from 26°C (78.8°F) to 27°C (80.6°F). The daylight hours are generous and increase progressively from 11.7 hours in February to 12.4 hours in April. Moreover, visitors can make the most out of 8 to 9 hours of sunshine per day.

The worst time to visit Speightstown

Times of heavy rainfall can make holidays less enjoyable, therefore, the period from September to November, may not be ideal for a visit. During this period, rainfall reaches its peak with values rising up to 188mm (7.4") in November. These months also see the most number of rainfall days, reaching up to 19 days in September.

While temperatures continue to hover around 30°C (86°F), providing warmth, the excess rainfall could limit outdoor activities. Despite this, expect around 7 to 8 hours of sunshine each day, with daylight hours decreasing gradually from 12.2 hours in September to 11.5 hours in November.

Spring weather in Speightstown

Keen for a traditional Spring-like weather? Speightstown's version of Spring runs from March to May. During this period, average temperatures gradually ascend from 29°C (84.2°F) to 31°C (87.8°F), creating a warm environment.

Rainfall during this period sees a slow climb from 40mm (1.57") at the start to 62mm (2.44") by May. Sea temperatures are welcoming, slowly transitioning from 27°C (80.6°F) to 28°C (82.4°F). Meanwhile, daylight hours extend, surpassing 12 hours, to a pleasant maximum of 12.7 hours in May, with 8 to 9 hours of daily sunshine.

Summer weather in Speightstown

June to August in Speightstown brings with it the traditional characteristics of Tropical Summer. Average temperatures hover around a steady 30°C (86°F), remaining consistently warm throughout. The rainfall shows a significant increase, from 110mm (4.33") in June and peaking at 159mm (6.26") in August.

Simultaneously, the sea temperature sits comfortably at 28°C (82.4°F), ideal for water-based activities. Notably, despite the increase in rain, the daylight period remains extended, oscillating between 12.8 hours to 12.6 hours, allowing 8 hours of sunshine each day.

Autumn weather in Speightstown

Autumn in Speightstown, observed from September to November, witnesses the heaviest rainfall of the year. During this period, the precipitation volume steadily increases from 174mm (6.85") in September to 188mm (7.4") in November.

Despite this, a consistent temperature of 30°C (86°F) is maintained throughout these months, while the sea temperature rises to a peak of 29°C (84.2°F) in September before settling back to 28°C (82.4°F) in November. Although it is the rainiest period, Speightstown still enjoys about 8 hours of sunshine each day.

Winter weather in Speightstown

Winter in Speightstown, lasting from December to February, serves as a relief from the intense rainfall experienced during the autumn months. The rainfall significantly reduces to 97mm (3.82") in December and drops further to 69mm (2.72") in January before slightly increasing to 49mm (1.93") in February.

Average temperatures decrease slightly to a delightful range between 28°C (82.4°F) and 29°C (84.2°F). Sea temperatures lower to 27°C (80.6°F) and 26°C (78.8°F) in December and February respectively. With daylight hours just over 11 hours and plenty of daily sunshine hours between 8 to 9, a Winter in Speightstown promises to be pleasantly mild and inviting.

Weather in January

Compared to December, January in Speightstown, Barbados sees a slight drop in temperatures. UV index decreases as well but remains in the high zone. Sea temperature stays warm, suitable for water activities. January experiences a rainfall of 69mm (2.72"), creating a balance of sun and shower. Weather in January »

Weather in February

Entering February, the weather remains consistent with no significant changes from January. A drop in rainfall totaling 49mm (1.93") provides more sun-filled days for outdoor activities. Staying in the high range, UV radiation continues to demand protection measures. Weather in February »

Weather in March

Transitioning to March, Speightstown weather takes a slightly dryer turn with less rainfall. A steady increase in daylight hours begins, indicative of the approaching summer. Sea temperature, sunshine hours, and UV index remain the same as February, maintaining the tropical vibe. Weather in March »

Weather in April

April ushers in a warmer period in Speightstown, characterized by a slight rise in both sea and air temperatures. With an increase of daylight up to 12.4 hours, longer days allow for extensive exploration and activities. Despite increased rainfall of 48mm (1.89"), April boasts spectacular weather for a beach vacation. Weather in April »

Weather in May

As May arrives, the average high-temperature peak begins with a shift up to 31°C (87.8°F). The daylight hours continue to lengthen, signaling the peak of summer. With a sea temperature of 28°C (82.4°F), the conditions are optimal for water sports enthusiasts. Weather in May »

Weather in June

June in Speightstown sees an upsurge in rainfall to 110mm (4.33"), signifying the onset of the rainy season. The sea temperature and daylight hours remain constant, providing amiable conditions alongside the showers. A decrease in sunshine hours is offset by the increase in temperature, maintaining a warm climate. Weather in June »

Weather in July

July continues the trend of increasing rainfall, peaking this period with 135mm (5.31"), marking it as the start of the wettest season. Longer daylight hours prevail despite the increased showers. The sea temperature remains at a comfortable 28°C (82.4°F), encouraging marine activities amid the rain. Weather in July »

Weather in August

August extends the rainy season with rainfall levels climbing to 159mm (6.26"). The constant sea temperature ensures frequent dips and water sports. An insignificantly small drop in daylight hours brings no change to outdoor plans. Weather in August »

Weather in September

In September, the whole of Speightstown experiences the highest rainfall of 174mm (6.85"), yet the temperature remains pleasant. A slight decrease in daylight hours begins as summer draws towards the end. The high sea temperature continues to allow for daily swimming and surfing. Weather in September »

Weather in October

October perceives the last surge of high rainfall, recording a hefty 179mm (7.05"). A drop in daylight hours is balanced by the extended hours of sunshine, rendering mellow days. Sea temperature continues to remain high, beckoning beach enthusiasts. Weather in October »

Weather in November

November experiences a welcome reduction of rainfall to 188mm (7.4") as Speightstown moves towards the winter months. A further reduction in daylight hours is noticed, but the weather remains warm. A prevalent high sea temperature provides a respite from chillier air temperatures. Weather in November »

Weather in December

December brings a further drop in rainfall to 97mm (3.82"), marking the end of the heavy rainy season in Speightstown. With daylight hours reaching their lowest at 11.4, the cooler season sets in. The sea temperature sees a minor drop, still offering soothing plunges. Weather in December »

Frequently asked questions

What part of the year is the coldest in Speightstown?

The coldest months in Speightstown, Barbados, are January and February, with an average high-temperature of 28°C (82.4°F).

How many days does it rain in Speightstown?

In Speightstown, Barbados, during the entire year, the rain falls for 165 days and collects up to 1310mm (51.57") of precipitation.

What are the months with the most sunshine in Speightstown?

The months with the most sunshine in Speightstown, Barbados, are January, February, April and May, with an average of 9h of sunshine.

What months are the sea coldest in Speightstown?

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

When is the highest UV index in Speightstown?

The months with the highest UV index in Speightstown are February through September, with an average maximum UV index of 12.

What is the driest month in Speightstown?

The month with the least rainfall is March, when the rain falls for 9 days and typically collects 40mm (1.57") of precipitation.

What time of the year is the hottest in Speightstown?

Speightstown, Barbados, registers the average highest temperatures during May, with peaks of 31°C (87.8°F) and lows of 23°C (73.4°F).

When are the longest days in Speightstown?

The month with the longest days in Speightstown is June, with an average of 12h and 54min of daylight.

When is the sea warmest in Speightstown?

With an average sea temperature of 29°C (84.2°F), September is the month with the warmest seawater in Speightstown.

What is the month with the least sunshine in Speightstown?

With an average of 7h of sunshine, October has the least sunshine of the year in Speightstown, Barbados.

What is the wettest month in Speightstown?

November is the month with the most rainfall in Speightstown. Rain falls for 17 days and accumulates 188mm (7.4") of precipitation.

What is the month with the shortest days in Speightstown?

December has the shortest days of the year in Speightstown, with an average of 11h and 24min of daylight.

Is there Daylight Saving Time (DST) in Speightstown?

Speightstown, Barbados, does not observe Daylight Saving Time (DST). AST timezone is used throughout the entire year.

When is the lowest UV index in Speightstown?

With an average maximum UV index of 9, December is the month with the lowest UV index in Speightstown.

Average temperature
Speightstown, Barbados

Average temperature - Speightstown, Barbados

The warmest month (with the highest average high temperature) is May (31°C).
The months with the lowest average high temperature are January and February (28°C).

The months with the highest average low temperature are May, June, July, August, September, October and November (23°C).
The coldest months (with the lowest average low temperature) are January, February and March (21°C).


Average rainfall
Speightstown, Barbados

Average rainfall - Speightstown, Barbados

The wettest month (with the highest rainfall) is November (188mm).
The driest month (with the least rainfall) is March (40mm).


Average rainfall days
Speightstown, Barbados

Average rainfall days - Speightstown, Barbados

The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is April (8 days).


Average sea temperature
Speightstown, Barbados

Average sea temperature - Speightstown, Barbados

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


Average daylight / Average sunshine
Speightstown, Barbados

Average daylight / Average sunshine - Speightstown, Barbados

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 24min).

The months with the most sunshine are January, February, April and May (Average sunshine: 9h).
The month with the least sunshine is October (Average sunshine: 7h).


Average UV index
Speightstown, Barbados

Average UV index - Speightstown, Barbados

The months with the highest UV index are February, March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 9).


Speightstown, Barbados

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