Climate and monthly weather forecast
Nassau, The Bahamas

Nassau, the capital of The Bahamas, experiences a tropical wet and dry climate, identified by the Köppen climate classification as 'Aw'. Its geographical position in the Atlantic Ocean, off the southeast coast of Florida, allows it to enjoy warm temperatures and abundant sunshine, providing stunning scenic beauty throughout the year.

Throughout the year, there is a significant variation in different weather parameters. Temperatures fluctuate from a delightful 25.6°C (78.1°F) in January to a tropical 32.1°C (89.8°F) in August. Along with the temperatures, sea temperatures also see a similar variance, from a comfortable 23.3°C (73.9°F) in February to an enticing 30°C (86°F) in August. The daylight hours fluctuate marginally due to the country's location close to the equator, resulting in relatively uniform daylight, between 10.6 hours to 13.7 hours. One can expect between 6.9 hours to 9.2 hours of sunshine throughout the year, with an ultraviolet index marking the range from 8 to 11, which signifies a high to extreme risk of harm from unprotected sun exposure.

Rainfall in Nassau sees a dramatic variation with the turn of seasons, ranging from a moderate 47mm (1.85") in January to a heavy 236mm (9.29") in August. Correspondingly, the number of rainfall days ranges from 6 days in March and April to 19 days in August.

One of the distinctive characteristics of Nassau's climate is its substantial seasonal rainfall. The rain-bearing Trade Winds resulting from Atlantic high-pressure systems bring considerable rain between June and August, with lesser occurrences during the other months of the year.

Imparting consideration to all the weather parameters, the best time to visit Nassau would typically be from November to April. During these months, temperatures remain balmy, varying from 26.4°C (79.5°F) to 28°C (82.4°F) during the day and dropping to a mild 18.4°C (65.1°F) to 20.5°C (68.9°F) at night. Rainfall during this time is relatively infrequent, with an average of 47mm (1.85") to 81mm (3.19") spread over 8 to 10 days. Sea temperatures stay within a pleasant 24.8°C (76.6°F) to 26.5°C (79.7°F), creating ideal conditions for beach visits and water sports.

The worst time to visit Nassau would be from June to September when the city experiences its most intense rainfall of the year, averaging between 161mm (6.34") and 236mm (9.29"). These months also see increased rainfall days from 15 up to 19. While the temperatures range from a high 31.1°C (88°F) to 32.1°C (89.8°F) during the day and 23°C (73.4°F) to 24.7°C (76.5°F) at night, the elevated humidity levels and the heavy rains could result in discomfort for travellers.

From March to May, Nassau experiences its spring season, characterized by steadily rising temperatures. In March, daytime highs average around 26.7°C (80.1°F), climbing to a more tropical 29.6°C (85.3°F) by May. Night temperatures correspondingly rise from 17.9°C (64.2°F) to 21.1°C (70°F), maintaining a pleasant atmosphere. This season experiences a consistent rise in rainfall, starting from an average of 54mm (2.13") spread over 7 days in March and reaching 105mm (4.13") over 10 days by May. However, this rarely inhibits outdoor activities as most of the showers are quick and then yield to sunny weather.

Summer in Nassau runs from June to August. These months are host to the most significant rainfall of the year, with June seeing an average of 219mm (8.62") raining over 15 days, peaking at 236mm (9.29") over 19 days in August. The temperatures soar, with daytime highs ranging between 31.1°C (88°F) and 32.1°C (89.8°F). Sea temperatures hit their annual peak, averaging between 28.1°C (82.6°F) and 30°C (86°F), perfect for water-based activities.

Autumn, from September through November, experiences a gradual decrease in both temperature and rainfall. Highs dwindle from 31.5°C (88.7°F) in September to a more comfortable 28°C (82.4°F) by November, while lows drop from 23.5°C (74.3°F) to a cooler 20.5°C (68.9°F). Rainfall sees an appreciable reduction, from 163mm (6.42") spread over 17 days in September and October to 81mm (3.19") over 10 days in November.

Winter in Nassau, from December through February, is marked by mild temperatures and relatively low rainfall. Highs average between 25.6°C (78.1°F) and 26.4°C (79.5°F), with nights a cooler 17.1°C (62.8°F) to 17.3°C (63.1°F). Rainfall dwindles to its yearly minimum, from 47mm (1.85") over 8 days in January to 49mm (1.93") over 6 days in February. The sea temperature remains appealing for water-based activities, between 23.3°C (73.9°F) and 23.4°C (74.1°F). With lovely weather and little rain, winter is one of the most popular times for tourists to visit Nassau.

The year in Nassau, The Bahamas, commences with mild weather in January. The stability in temperature presents a pleasing scenario for tourists. However, the arrival of fresh year comes with a fair share of rainfall; January sees an average of 47mm (1.85") of rainfall. Weather in January »

February carries the gentle, pleasant weather of January into the new month. Although slight changes in general weather patterns and temperatures become noticeable, they hardly disrupt the homely climate Nassau is known for. The rainfall level stays moderately low with 49mm (1.93") average recorded in February. Weather in February »

Gradual adjustments in weather variables characterize the month of March in Nassau. A visible occurrence involves the daylight hours that progressively lengthen, signifying the onset of spring. The minimum and maximum temperatures maintain the pleasant trend from the previous months. Weather in March »

April marks a transition into a slightly warmer climate in Nassau. Daylight is longer and sunnier, creating picture-perfect opportunities. The rainfall increases substantially in April to 69mm (2.72"). These factors considered, April still presents a variety of outdoor options to both residents and tourists. Weather in April »

May ushers in a warmer season, noticeable through extended sunlight hours. It also brings a substantial rise in sea temperature, welcoming a season for beach activities. An increase in rainfall to 105mm (4.13") ensues during May. However, it rarely dampens the enthusiasm for outdoor activities. Weather in May »

By June, Nassau brims in full summer spirit with increases in temperature and daylight duration. While summer is typically associated with bright, clear skies, expect a fair share of showers in Nassau. The heaviest rain of the year falls in June amounting to an average of 219mm (8.62"). Weather in June »

The heart of Nassau's summer is experienced in July. The temperatures peak, and the city is lively and full of color. Yet, Nassau receives a tremendous amount of rain in this month, with averages reaching 161mm (6.34"). Light showers infuse a fresh essence into the summer heat, making July a popular time for tourists. Weather in July »

August holds its own with high temperatures continuing to reign the weather pattern in Nassau. Rain showers persist, but they hardly bring an end to the summer vibe. August is the wettest month with 236mm (9.29") of rain on average. Weather in August »

As summer begins its retreat in September, Nassau sees a marginal dip in temperatures. The days remain long, characterizing the city's pleasant tropical climate. The average rainfall stands at 163mm (6.42"), continuing the trend of wet summer months. Weather in September »

October brings a more noticeable change in Nassau's climate. The transition from the warmed summer days to a more moderate climate becomes more apparent. Rainfall in October matches that of September, averaging 163mm (6.42"). This does not disrupt the general comfort of the weather, making outdoor activities still largely feasible. Weather in October »

By November, Nassau starts to feel the impending arrival of winter, though it never fully succumbs to extreme cold. This transition reflects a decrease in daylight hours. November brings about a decrease in rainfall with average precipitation dropping to 81mm (3.19"). Weather in November »

December signifies the arrival of winter in Nassau. The temperatures drop further, and the daylight hours are even shorter. Rainfall is relatively low with an average of 50mm (1.97"). Even in the midst of winter, Nassau radiates its charm. Weather in December »