Climate and monthly weather forecastArthur's Town, The Bahamas
Climate and monthly weather forecast
The climate of Arthur's Town
Classified as a tropical rainforest climate under the Köppen climate classification, Arthur’s Town in The Bahamas experiences rather consistent weather patterns throughout the year. Its tropical location on Cat Island, sitting in close proximity to the equator, ensures warmth, high humidity and abundant rainfall all year round.The relative humidity generally ranges between 74% and 80%, contributing to a damp feel throughout the year. Average high temperatures settle neatly between 23.8°C (74.8°F) in March and 28.9°C (84°F) in August, while the lows range from 22.6°C (72.7°F) between January and March, rising to 27.8°C (82°F) from August to September. The town enjoys ample daylight hours, fluctuating from 10.6 hours in December to a high of 13.7 hours in June, accompanied by varying durations of sunshine from as short as 6 hours in January to as lengthy as 10.5 hours in April.
Rainfall peaks significantly in October, with a measure of 135mm (5.31") across 23.6 rainy days, while the driest periods are February and March, with 26mm (1.02") of precipitation. Besides, typical monthly wind speed variations encompass a small range from 19.4km/h (12.1mph) in June and September to 25.8km/h (16mph) in December.
The best time to visit Arthur's Town
Given the tropical climate, Arthur's Town is a year-round destination. Nevertheless, the most favorable period might be from November to April. During these months, temperatures are quite comfortable, ranging from 24°C (75.2°F) to 26.5°C (79.7°F) with humidity on the lower end of the spectrum. Daylight hours are moderate, and rainfall significantly subsides, making it a conducive period for outdoor activities and beach frolicking.The worst time to visit Arthur's Town
The most challenging period to visit Arthur’s Town might be from August to October. These months coincide with the peak rainy season. In August and September, the town registers the highest temperatures of around 28.8°C (83.8°F), coupled with heightened humidity levels that might make conditions feel much warmer. October witnesses the highest rainfall of 135mm (5.31") across 23.6 rainy days, potentially hampering outdoor activities.Spring weather in Arthur's Town
Springtime unfolds between March and May in Arthur's Town with daily high temperatures rising steadily from 23.8°C (74.8°F) in March to 25.9°C (78.6°F) in May. The low temperatures also show an upward trend. Rainfall volume starts picking up in May, recording 82mm (3.23"), considerably up from the 26mm (1.02") seen in March and April. Wind speeds decrease during this period. The daylight hours increase, offering longer daytime activities.Summer weather in Arthur's Town
The summer months of June through August furnish the year's warmest temperatures, with highs peaking at 28.9°C (84°F) in August. Low temperatures reach the annual maximum of 27.8°C (82°F) from July to August. Precipitation skyrockets, with July witnessing 66mm (2.6"), while August escalates to 86mm (3.39") of rainfall. Wind velocities decline somewhat to an average of 19.4km/h (12.1mph) in June.Autumn weather in Arthur's Town
Autumn weather from September to November ushers in a cooling trend, with high temperatures tapering off from 28.8°C (83.8°F) in September to 26.5°C (79.7°F) in November. Rainfall reaches a yearly height in October, seeing 135mm (5.31") across 23.6 rainy days, before descending to 51mm (2.01") in November. Meanwhile, wind speeds manifest a rise to attain 25.2km/h (15.7mph) by November.Winter weather in Arthur's Town
Winter in Arthur's Town, running from December to February, enjoys moderate temperatures with averages starting from 25.3°C (77.5°F) in December and slightly falling to 24°C (75.2°F) in February. Despite the lower temperature, humidity remains high, hovering around the 76% mark. Rainfall drops significantly, with February being relatively dry at 26mm (1.02") across 13.8 rainy days. Wind speeds pick up, gaining momentum to reach the annual peak of 25.8km/h (16mph) in December.Weather in January
Shaking off the chill of late December, the new year in Arthur's Town, The Bahamas, begins with January, featuring the highest wind gusts of the year, tipping at a strong 34.4km/h (21.4mph). This month is statistically a bit damper than December, but not remarkably so. Weather in January »Weather in February
Despite the wind gusts becoming slightly gentler in February compared to January, they still remain quite strong at 33.9km/h (21.1mph). However, this change is barely noticeable to the average resident or visitor. Other weather conditions in Arthur's Town including temperature, daylight hours, and rainfall continue to follow the pattern established in January. Weather in February »Weather in March
March is a transitional period in Arthur's Town between winter and spring, characterized by dropping wind gusts, now at 33.2km/h (20.6mph). Improved sunlight availability compared to preceding months marks the spring transition. The rainy season is not in full swing yet, offering relatively dry conditions for the outdoors. Weather in March »Weather in April
April witnesses another decline in wind gusts, now at 32.7km/h (20.3mph), marking the beginning of a more tranquil period compared to the preceding months. The weather pattern in April shows that it has a slightly higher rainfall level than March. Weather in April »Weather in May
The month of May is distinguished by a sudden jump in rainfall to 82mm (3.23"), signifying the onset of the rainy season. Wind gusts gradually decrease, touching a year-low of just 31.9km/h (19.8mph). However, Arthur's Town remains largely bright and cheerful with the continuing increase in daylight hours and decreasing wind speeds. Weather in May »Weather in June
A defining characteristic of June in Arthur's Town is the high humidity, peaking at 80%. The downward trend of wind gusts remains intact, hitting 27.5km/h (17.1mph) during this period. Despite the dampness, the increased sunlight hours make it a perfect month for sunbathing and other sun-related activities. Weather in June »Weather in July
July shows the unique pattern of wind gusts bouncing back to 31.3km/h (19.4mph), after the slump in June. This month witnesses the height of Arthur's Town's rainy season, with even greater amounts of rainfall than the previous month. Weather in July »Weather in August
August in Arthur's Town is highlighted by the highest low-temperature point, resting at a balmy 27.8°C (82°F). This marks the period of the warmest nights of the year. The weather pattern continues from July with high rainfall levels, warm temperatures, and increased daylight hours. Weather in August »Weather in September
Arthur's Town in September sees the soaking of the highest rainfall of the year, exactly at 99mm (3.9"). The climate pattern of August extends into this month, with warm temperatures, high humidity, and strong winds. The charming, tropical weather is ideal for enjoying the magnificent natural landscapes, despite the increased rainfall. Weather in September »Weather in October
The month of October transitions into a period of decreasing rainfall, ending at 135mm (5.31") in Arthur's Town. However, this month still holds on to the humid, tropical weather carried over from September. The cooling wind gusts, dropping to 32.6km/h (20.3mph), signal the beginning of cooler climate by the end of the month. Weather in October »Weather in November
As November progresses, Arthur's Town starts to experience a noticeable increase in wind gusts, with a peak of 34.3km/h (21.3mph). This is a clear sign of the transition toward the cooler, windy season. Weather conditions become less severe in November, with significantly lower rainfall levels when compared to October. Weather in November »Weather in December
December closes the year in Arthur's Town with the coolest high-temperature point, which measures 25.3°C (77.5°F), signaling the arrival of the cooler winter months. The wind gusts in December are still high, reaching 35.4km/h (22mph). Weather in December »Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Arthur's Town, The Bahamas
The warmest month (with the highest average high temperature) is August (28.9°C).
The month with the lowest average high temperature is March (23.8°C).
The months with the highest average low temperature are August and September (27.8°C).
The coldest months (with the lowest average low temperature) are January and March (22.6°C).
Average pressure
Arthur's Town, The Bahamas
- Average pressure in January:
1018.8mbar - Average pressure in February:
1018.6mbar - Average pressure in March:
1018.4mbar - Average pressure in April:
1017.1mbar - Average pressure in May:
1016.5mbar - Average pressure in June:
1016.7mbar
- Average pressure in July:
1017.6mbar - Average pressure in August:
1016.1mbar - Average pressure in September:
1014.2mbar - Average pressure in October:
1013.5mbar - Average pressure in November:
1015.5mbar - Average pressure in December:
1017.9mbar
The month with the highest atmospheric pressure is January (1018.8mbar).
The month with the lowest atmospheric pressure is October (1013.5mbar).
Average wind speed
Arthur's Town, The Bahamas
- Average wind speed in January:
25km/h - Average wind speed in February:
24.7km/h - Average wind speed in March:
24.4km/h - Average wind speed in April:
23.3km/h - Average wind speed in May:
22.3km/h - Average wind speed in June:
19.4km/h
- Average wind speed in July:
22.2km/h - Average wind speed in August:
22km/h - Average wind speed in September:
19.4km/h - Average wind speed in October:
23.2km/h - Average wind speed in November:
25.2km/h - Average wind speed in December:
25.8km/h
The windiest month (with the highest average wind speed) is December (25.8km/h).
The calmest months (with the lowest average wind speed) are June and September (19.4km/h).
Average humidity
Arthur's Town, The Bahamas
The month with the highest relative humidity is June (80%).
The months with the lowest relative humidity are March and November (74%).
Average rainfall
Arthur's Town, The Bahamas
The wettest month (with the highest rainfall) is October (135mm).
The driest months (with the least rainfall) are February and March (26mm).
Average rainfall days
Arthur's Town, The Bahamas
- Average rainfall days in January:
15.7 days - Average rainfall days in February:
13.8 days - Average rainfall days in March:
14.2 days - Average rainfall days in April:
14.3 days - Average rainfall days in May:
18.5 days - Average rainfall days in June:
17.8 days
- Average rainfall days in July:
19.9 days - Average rainfall days in August:
19.8 days - Average rainfall days in September:
21.8 days - Average rainfall days in October:
23.6 days - Average rainfall days in November:
18.2 days - Average rainfall days in December:
17.8 days
The month with the highest number of rainy days is October (23.6 days).
The month with the least rainy days is February (13.8 days).
Average daylight / Average sunshine
Arthur's Town, The Bahamas
- Average daylight in January:
10h and 48min - Average daylight in February:
11h and 18min - Average daylight in March:
12h and 0min - Average daylight in April:
12h and 42min - Average daylight in May:
13h and 18min - Average daylight in June:
13h and 36min
- Average daylight in July:
13h and 30min - Average daylight in August:
13h and 0min - Average daylight in September:
12h and 18min - Average daylight in October:
11h and 36min - Average daylight in November:
11h and 0min - Average daylight in December:
10h and 36min
The month with the longest days is June (Average daylight: 13h and 36min).
The month with the shortest days is December (Average daylight: 10h and 36min).
- Average sunshine in January:
6h and 0min - Average sunshine in February:
6h and 24min - Average sunshine in March:
8h and 36min - Average sunshine in April:
10h and 30min - Average sunshine in May:
10h and 0min - Average sunshine in June:
10h and 18min
- Average sunshine in July:
10h and 24min - Average sunshine in August:
10h and 12min - Average sunshine in September:
9h and 6min - Average sunshine in October:
7h and 30min - Average sunshine in November:
6h and 30min - Average sunshine in December:
6h and 24min
The month with the most sunshine is April (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 6h and 0min).
Average sunshine days
Arthur's Town, The Bahamas
- Average sunshine days in January:
9.7 days - Average sunshine days in February:
9.1 days - Average sunshine days in March:
11.3 days - Average sunshine days in April:
10 days - Average sunshine days in May:
9.2 days - Average sunshine days in June:
8.1 days
- Average sunshine days in July:
7.1 days - Average sunshine days in August:
6.1 days - Average sunshine days in September:
4.8 days - Average sunshine days in October:
4.8 days - Average sunshine days in November:
5.7 days - Average sunshine days in December:
7.7 days
The month with the most sunshine days is March (11.3 days).
The months with the least sunshine days are September and October (4.8 days).
Average UV index
Arthur's Town, The Bahamas
The months with the highest UV index are May, June, July, August, September and October (UV index 7).
The months with the lowest UV index are January, February, March, April, November and December (UV index 6).
Average cloud cover
Arthur's Town, The Bahamas
The month with the most cloud cover is October (Cloud cover 42).
The month with the least cloud cover is April (Cloud cover 35).
Average visibility
Arthur's Town, The Bahamas
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).





