Climate and monthly weather forecast
Mullins, Barbados


The climate of Mullins

Driven by an Am, or tropical monsoon nature according to the Köppen climate classification, Mullins in Barbados experiences unwavering warmth throughout the year. This region, situated on the northeastern coast of the island, reaps the effects of both Atlantic Ocean and Caribbean Sea currents which contribute to its balmy weather.

Temperatures remain fairly consistent year-round, with high temperatures oscillating between 28°C and 31°C and low temperatures rarely stepping out of the range of 21°C to 23°C. Despite the consistency in temperatures, the Mullins climate displays a distinct difference in the monthly rainfall quantities. Rainfall ranges from 40mm in March to a substantial 188mm in November, peaking in the latter half of the year.

Daylight hours subtly fluctuate across the year, with a larger portion seen between March and September where they sit around 12.4 hours to 12.9 hours. Correspondingly, the number of sunshine hours, which fall between 8 hours and 9 hours, offer an ample amount of daylight for outdoor activities. Of note are the UV index values which frequently hit the high mark of 12 throughout the year, urging protective measures against prolonged sun exposure.

The best time to visit Mullins

Given the consistency in temperature, the factor that largely determines the suitability of travel to Mullins is the rainfall. As such, the period from February to April, when rainfall measures from 40mm to 62mm and rainfall days do not exceed 10, is the most opportune time to visit. During this span, potential visitors will find delight in the comfortable sea temperatures, slightly above 26°C, and the abundant daylight hours, ticking off more than 11.5 hours on average.

The worst time to visit Mullins

Conversely, the period from September to November is considerably less satisfying for those wanting to avoid the high rainfall days which see an increase to 16 to 17 days. Rainfall during these months spikes up to reach 179mm and 188mm and may deter outdoor activities. Although sea temperatures remain agreeable at 28°C to 29°C, the late year period should be carefully considered as it coincides with the Caribbean's hurricane season.

Spring weather in Mullins

Spring in Mullins happens from March to May bringing in mildly favourable weather conditions. It starts off relatively dry in March with 40mm rainfall over 9 days and increases to 62mm of rainfall over 10 days in May. Over these months, temperature highs reach from 29°C to 31°C and lows stand at 21°C to 23°C. The sea is inviting, with temperatures ranging between 27°C and 28°C, offering an optimal aquatic playground as daylight hours extend from 12.1 hours to 12.7 hours.

Summer weather in Mullins

Summers in Mullins, defining the months of June through August, present higher rainfall quantities and warmer sea temperatures. Rainfall jumps from 110mm over 15 days in June to 159mm over 17 days in August. However, sunshine hours remain consistent around 8 hours, ensuring plenty of radiant days. Sea temperatures maintain at a warm 28°C, aligning nicely with high air temperatures that linger around 30°C, making summer a season of sultry days on the beach.

Autumn weather in Mullins

During the autumn months of September through November, Mullins experiences its heaviest rainfall, particularly in November when rainfall stretches up to 188mm. The frequency of rainfall reaches 17 days in November, meaning visitors should anticipate damp conditions. Daylight hours slightly diminish, ranging from 12.2 hours down to 11.5 hours in November. Nevertheless, sea temperatures, oscillating around 28°C to 29°C, create a favourable setting for water enthusiasts.

Winter weather in Mullins

Winter months, kicking off in December, showcase a gradual decline in rainfall, down to 97mm by December end and rainfall days at 15. High temperatures persist at around 29°C, while lows hover around 22°C. With sea temperatures remaining consistent at approximately 27°C, the period offers plenty of opportunity for water activities. Daylight drops to 11.4 hours in December, whilst the average sunshine hours stay put at 8, giving tourists more than ample time to enjoy their stay.

Weather in January

The first month of the year in Mullins, Barbados, provides relatively cooler temperatures compared to the peak summer months. The weather features a conjunction of coastal breezes and warm sunshine, ideal for outdoor activities. Weather in January »

Weather in February

February ushers in a notable transition in Mullins, with less rainfall presenting sunnier days. This month is characterized by steady temperatures and longer daylight. The UV index reaches its annual peak with 12 units, emphasizing the necessity to take suitable sun protection measures. Weather in February »

Weather in March

March experience similar weather to February, with low rainfall and steady high temperatures. The UV index continues to stay at its peak value of 12 units, reiterating the need for sun protection. The sea continues to be warm, making conditions ideal for marine pursuits. Weather in March »

Weather in April

In April, Mullins experiences a slight increase in daily low temperature to 22°C, signaling the onset of warmer nights. The consistency in weather patterns witnessed in earlier months persists, excluding the slowly increasing night temperatures. Weather in April »

Weather in May

May in Mullins, Barbados, witnesses the onset of warmer temperatures with an increase in daily high temperature to 31°C. As the month progresses, periodic coastal showers become more widespread. Despite the increasing rainfall, the daylight hours show a slight enhancement, rendering long sunny days. Weather in May »

Weather in June

June ushers in the rainy season with an increase in monthly rainfall to 110mm. There's a significant rise in humidity, and frequent rain showers become a common occurrence. Despite the copious amount of rainfall, the city continues to receive ample sunshine and daylight. Weather in June »

Weather in July

July experiences the highest rainfall in the year, with 135mm of precipitation throughout the month. The weather remains predominantly warm, with a constant high temperature similar to June. Despite the rainy conditions, daylight hours remain prolonged, allowing you to luxuriate in the charm of Mullins. Weather in July »

Weather in August

August receives the highest amount of rainfall for the year, reaching 159mm, a striking feature of this month's weather in Mullins, Barbados. Despite the increase in the amount of rainfall, temperatures remain constant, similar to the preceding month. Weather in August »

Weather in September

September carries forward the weather trend set by August, including high rainfall, amounting to 174mm. The UV index begins its slow descent, although sun protection remains essential. The sea temperature remains constant, promoting marine activities. Weather in September »

Weather in October

October maintains a comparable pattern to prior rainy months, leading to an impressive 179mm of rainfall. Slight fluctuations in temperatures or the sea's warmth do not interrupt the town’s regular tropical climate conditions. Weather in October »

Weather in November

November marks the tail end of the rainy season with the highest monthly rainfall, peaking at 188mm. Temperatures persist from previous months, sustaining the beach-friendly climate. Daylight hours gradually reduce as winter approaches, yet remain sufficient for various activities. Weather in November »

Weather in December

December in Mullins, Barbados, brings a substantial reduction in rainfall compared to the preceding months, declining to 97mm. There's a small decrease in daily high temperatures, although the weather remains quite warm by winter standards. Weather in December »


What is the coldest time of year in Mullins?

January and February, with an average high-temperature of 28°C, are marked as the coldest months in Mullins, Barbados.

How much does it rain in Mullins?

Throughout the year, in Mullins, there are 165 rainfall days, and 1310mm of precipitation is accumulated.

What is the month with the most sunshine in Mullins?

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

What are the months with the coldest sea water in Mullins?

The months with the coldest seawater in Mullins, Barbados, are February and March, with an average sea temperature of 26°C.

What is the month with the highest UV index in Mullins?

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

What is the driest month in Mullins?

March is the month with the least rainfall in Mullins. Rain falls for 9 days and accumulates 40mm of precipitation.

What are the warmest months in Mullins?

Mullins's May weather, marked by an average high temperature of 31°C and an average low temperature of 23°C, is the warmest in the year.

When are the longest days in Mullins?

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

What is the month with the warmest sea water in Mullins?

September is the month with the warmest seawater in Mullins, with an average sea temperature of 29°C.

What is the month with the least sunshine in Mullins?

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

What is the wettest month in Mullins?

November is the month with the most rainfall. Rain falls for 17 days and accumulates 188mm of precipitation.

What is the month with the shortest days in Mullins?

With an average of 11h and 24min of daylight, December has the shortest days of the year in Mullins, Barbados.

Is there Daylight Saving Time (DST) in Mullins?

Mullins does not utilize Daylight Saving Time (DST). AST timezone is used throughout the entire year.

When is the lowest UV index in Mullins?

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

Average temperature
Mullins, Barbados

Average temperature - Mullins, 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
Mullins, Barbados

Average rainfall - Mullins, Barbados

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


Average rainfall days
Mullins, Barbados

Average rainfall days - Mullins, 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
Mullins, Barbados

Average sea temperature - Mullins, 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
Mullins, Barbados

Average daylight / Average sunshine - Mullins, 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
Mullins, Barbados

Average UV index - Mullins, 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).


Mullins, Barbados

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