Last updated: August 21, 2025
In August, Falmouth, Antigua and Barbuda experiences warm and inviting weather, with maximum temperatures reaching 29°C (84°F) and a comforting average of 27°C (82°F). The nights are pleasantly mild, with a minimum of 25°C (78°F). While the month is marked by increased rainfall, totaling 97 mm (3.8 in) over approximately 18 days, the lush scenery and vibrant landscapes remain a highlight. Humidity levels hover around a balmy 83%, adding to the tropical charm that invites visitors to explore both the serene beaches and rich cultural heritage of this stunning Caribbean destination.
In August, Falmouth, Antigua and Barbuda, experiences delightful tropical warmth characterized by a minimum temperature of 25°C (78°F) and an average of 27°C (82°F), reaching a pleasant maximum of 29°C (84°F). This trend of rising temperatures has been noticeable since the start of summer, with temperatures steadily increasing from 24°C (75°F) in May to the current month's warmest figures. As the peak of the Caribbean summer, August not only offers warm sea breezes but also consistently high temperatures similar to those seen in July, ensuring that visitors can bask in the sun or enjoy leisurely water activities in comfortably warm waters. The warmth of this month sets the stage for a rich array of outdoor adventures, making it a popular choice for travelers seeking sun-soaked experiences.
In August, Falmouth, Antigua and Barbuda experiences a significant surge in rainfall, with precipitation reaching 97 mm (3.8 in) over 18 days. This marks a noticeable increase from July's 81 mm (3.2 in), showcasing the typical escalation of rainfall as the island moves deeper into its wet season. The pattern suggests a trend where summer months build toward pronounced wetness, with August often acting as a prelude to the most torrential rains of September. Despite the high humidity and frequent showers, these rains contribute to the lush landscape, sustaining the vibrant flora that paints this Caribbean locale.
In August, Falmouth, Antigua and Barbuda experiences a notable humidity level of 83%, slightly dipping from the July peak of 84%. This month showcases a pattern of rising humidity that begins in late spring, reflecting the region's transition into the heart of summer. From January's more comfortable 77%, humidity steadily increases, culminating in the summer months. As we compare August to September, we see a slight decline to 80%, suggesting a gradual easing of the oppressive summer heat, signaling the approach of the rainy season. Overall, the data illustrates how August stands as a pivotal point, where the warmth and humidity reach their zenith, enveloping the island in a sultry embrace that defines its tropical charm.
In August, Falmouth, Antigua and Barbuda, experiences a UV Index of 13, maintaining its position within the extreme exposure category, which signifies that outdoor enthusiasts need to exercise caution. Reflecting a trend seen since July, where the UV Index peaked at 14, the sun's intensity during this month warrants protective measures, as the burn time is a mere 10 minutes for unprotected skin. This high level of UV radiation is consistent with the preceding months from February through July, making it crucial for visitors and residents alike to stay vigilant about sun protection. The robust UV levels evident throughout the summer months emphasize the importance of safeguarding against sunburn and long-term skin damage. For more detailed information, you can check out the Falmouth UV Index.
UV Risk Categories
August in Falmouth, Antigua and Barbuda, boasts an impressive 352 hours of sunshine, making it one of the sunniest months of the year. Following the peak sunny days of July, which recorded 361 hours, August continues the trend of abundant sunshine, providing a perfect backdrop for beachgoers and outdoor enthusiasts. The overall pattern indicates a gradual build-up of sunshine from January’s 262 hours to the vibrant summer months, with the clear standout being May, achieving 357 hours. As the year progresses into the fall, sunshine hours begin to taper off slightly, with September at 321 hours and October at 318 hours. This consistent sunshine makes Falmouth an ideal summer destination, highlighted by the warmth and radiance that envelops the island.
In Falmouth, Antigua and Barbuda, August brings a moderate likelihood of sunny weather, with a 48% chance of sunshine. This marks a slight dip from the 50% chance recorded in July and reflects a trend of fluctuating sunshine probabilities as summer progresses. Following the sunniest months of the year, February and November, which boast chances as high as 71% and 68% respectively, August’s weather hints at the onset of the wetter season. September and October see a return to brighter days, averaging around 58% and 55%, indicating that the sun has a way of reclaiming its prominence as the year transitions toward the winter months. Overall, visitors can expect a mix of sunshine and clouds in August, perfect for enjoying the beautiful Caribbean backdrop.
In Falmouth, Antigua and Barbuda, the daylight duration experiences a delightful rhythm throughout the year. Starting with 11 hours of daylight in January and February, the days gradually stretch, reaching a peak of 13 hours by June and July, perfect for enjoying the summer sun. As August rolls in, daylight settles back to 12 hours, mirroring the previous months of March to May. This trend of diminishing daylight continues into September, maintaining the same 12-hour length before tapering off to 11 hours in the later months of the year. Such patterns not only showcase the region's tropical charm but also provide ample opportunities for sun-soaked adventures and stunning sunsets year-round.
In August, Falmouth, Antigua and Barbuda experiences an average wind speed of 7.0 m/s (16 mph), slightly below the highs recorded earlier in the summer months. The gentle breeze, which follows the more robust winds of July at 8.3 m/s (19 mph), creates a serene environment perfect for tranquil beach days and relaxing sails. As the year progresses, the wind speeds seem to dip with September witnessing a notable decline to 5.2 m/s (12 mph), hinting at the calm that often accompanies the onset of autumn. Overall, August maintains a pleasantly breezy atmosphere, ideal for enjoying the island's stunning coastal landscapes while anticipating the seasonal shift in wind patterns.
Weather in Falmouth varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Falmouth, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between August and January, August tends to be warmer and wetter. The minimum temperature in August averages around 25°C (78°F), with a maximum of 29°C (84°F) and an average of 27°C (82°F). Additionally, it experiences more precipitation at 97 mm (3.8 in) over about 18 days, coupled with high humidity levels of 83%. In contrast, January offers slightly cooler temperatures, with a minimum of 23°C (73°F) and a maximum of 27°C (80°F), along with an average of 25°C (78°F). Precipitation in January is significantly lower at 34 mm (1.4 in) over 12 days and the humidity is also more comfortable at 77%. For more detailed information, you can refer to Falmouth weather in January.
In comparing the weather of August and February, August typically features warmer temperatures, with a minimum of 25°C (78°F) and an average around 27°C (82°F), while February's temperatures are slightly cooler, starting at a minimum of 22°C (72°F). The maximum temperatures in August can reach up to 29°C (84°F), compared to February's peak of 26°C (80°F). Precipitation is also higher in August, averaging 97 mm (3.8 in) over 18 days, whereas February sees only 36 mm (1.4 in) over 14 days. Additionally, August's humidity levels are higher at 83%, while February experiences a lower humidity of 76%. For more detailed insights, you can check Falmouth weather in February.
In August, the weather is generally warmer with average temperatures ranging from 25°C (78°F) to a maximum of 29°C (84°F), accompanied by higher humidity levels at 83%. This month also sees significant rainfall, with 97 mm (3.8 in) of precipitation spread over 18 days. In contrast, March is slightly cooler, with temperatures averaging between 23°C (73°F) and 26°C (80°F). The humidity is lower at 76%, and precipitation is significantly reduced to 31 mm (1.2 in) over 11 days. For more detailed information about March weather, you can refer to Falmouth weather in March.
In comparing the weather of August and April, we see notable differences in temperature and precipitation patterns. August tends to be warmer, with average temperatures reaching 27°C (82°F) and highs of 29°C (84°F), while April has slightly cooler averages at 25°C (78°F) and maximums of 27°C (82°F). Humidity levels are higher in August at 83%, compared to 78% in April. Additionally, August experiences significantly more rainfall, with 97 mm (3.8 in) over 18 days, whereas April sees only 38 mm (1.5 in) of precipitation over 14 days. For more detailed insights, you can check Falmouth weather in April.
In comparing the weather between August and May, we see that August tends to be slightly warmer, with an average temperature of 27°C (82°F) compared to May's 26°C (79°F). The maximum temperatures are also marginally higher in August, reaching 29°C (84°F) versus 28°C (82°F) in May. However, May experiences less rainfall, receiving only 49 mm (1.9 in) over 15 days compared to August's 97 mm (3.8 in) over 18 days. Additionally, humidity is slightly lower in May at 79%, while it rises to 83% in August. For more details, check out Falmouth weather in May.
In comparing the weather between August and June, we see that both months have relatively warm temperatures, with August boasting slightly higher maximum temperatures, reaching up to 29°C (84°F) compared to June's maximum of 28°C (83°F). The average temperature remains the same at 27°C (82°F) for both months, while the minimum temperature in August is a touch warmer at 25°C (78°F) compared to June’s minimum of 24°C (76°F). However, August experiences significantly more precipitation, accumulating 97 mm (3.8 in) over 18 days, compared to June’s 52 mm (2.0 in) over 14 days. Additionally, humidity is slightly higher in August at 83%, compared to June's 81%. For more detailed information, you can check Falmouth weather in June.
In comparing the weather of August and July, we see that both months have similar temperature ranges, with minimums at 25°C (78°F), averages around 27°C (81-82°F), and maximums reaching 29°C (84°F). However, August experiences slightly more precipitation, with a total of 97 mm (3.8 in) over 18 days, compared to July's 81 mm (3.2 in) over 19 days. Humidity levels are also comparable, with August at 83% and July slightly higher at 84%. For a detailed look at July weather, check out Falmouth weather in July.
August and September both exhibit warm temperatures, with August showing a minimum of 25°C (78°F), an average of 27°C (82°F), and a maximum of 29°C (84°F). September mirrors these conditions with similar minimum and maximum temperatures, but the average rises slightly to 28°C (82°F). However, September tends to be wetter, with precipitation increasing to 144 mm (5.7 in) over 21 days compared to August's 97 mm (3.8 in) over 18 days. Humidity levels also remain relatively high in both months, with August at 83% and September slightly lower at 80%. For more detailed weather information, check out Falmouth weather in September.
In comparing the weather patterns of August and October, we see that both months maintain relatively similar temperatures, with a minimum of 25°C (77°F), an average of 27°C (81°F), and a maximum of 29°C (85°F) in October, slightly rising from August’s figures. While August experiences considerable rainfall, with 97 mm (3.8 in) across 18 days, October sees a slight increase in precipitation to 109 mm (4.3 in) over the same number of days. Additionally, humidity levels in August are higher at 83%, compared to October's 79%. Overall, while the temperatures remain stable, October tends to be wetter, making for a distinct weather experience. For more details, you can check Falmouth weather in October.
In comparing the weather between August and November, both months exhibit similar temperature ranges, with August experiencing a minimum of 25°C (78°F) and a maximum of 29°C (84°F), while November shows slightly cooler temperatures, with a minimum of 24°C (76°F) and a maximum of 28°C (83°F). The average temperature remains consistent at around 27°C (82°F) in August and 27°C (80°F) in November. Precipitation levels are quite comparable as well, with August receiving 97 mm (3.8 in) over 18 days and November seeing slightly less at 94 mm (3.7 in) over 17 days. Humidity is marginally lower in November at 80% compared to 83% in August. For more detailed insights, you can explore Falmouth weather in November.
In comparing the weather between August and December, both months showcase similarly warm temperatures, with August experiencing a slightly higher range, where daily averages hover around 27°C (82°F) and can peak at 29°C (84°F). In contrast, December sees a minor dip, with average temperatures around 26°C (79°F) and maximums reaching 28°C (82°F). Precipitation is more significant in August, totaling 97 mm (3.8 in) over 18 days, while December has a reduced rainfall of 52 mm (2.1 in) over the same number of days. Additionally, humidity levels are slightly higher in August at 83% compared to December's 78%. For a detailed look at the weather specifics, you can refer to Falmouth weather in December.
August in Falmouth brings a delightful warmth, with temperatures often reaching their peak, offering a sultry experience that distinctly contrasts with the cooler months. While humidity hovers around a high 83%, the occasional rainfall—averaging 97 mm over 18 days—provides a refreshing respite from the heat. This blend of warmth and moisture makes August a unique month, ideal for those who thrive in a tropical climate. For a deeper insight into Falmouth's weather patterns throughout the year, explore Falmouth Climate.