January Weather in Falmouth, Antigua and Barbuda

Last updated: August 21, 2025

In Falmouth, Antigua and Barbuda, January offers a pleasant tropical climate characterized by maximum temperatures reaching 27°C (80°F) and a comfortable average of 25°C (78°F). With minimum temperatures around 23°C (73°F), the month is ideal for those seeking warmth. However, visitors should be aware of moderate humidity levels at 77% and occasional rainfall, with precipitation totaling 34 mm (1.4 in) over 12 days. Despite the rain, January's climate remains inviting, making it a favored time for exploration and relaxation in this idyllic Caribbean destination.

January Temperature in Falmouth

In January, Falmouth, Antigua and Barbuda welcomes visitors with delightful temperatures, where the minimum dips to a pleasant 23°C (73°F) and the average settles around 25°C (78°F). With daytime highs reaching 27°C (80°F), this month offers a perfect blend of warmth without the sweltering heat typical of later months. As the year progresses, temperatures slightly increase, peaking in the summer months of July and August at 29°C (84°F). However, January’s mild climate provides an ideal setting to explore the stunning beaches and vibrant culture, making it a favored time for tourists seeking a tropical escape. The gradual rise in temperatures as the year unfolds reflects the Caribbean's inviting warmth, ensuring a consistently pleasant experience.

January Weather in Falmouth: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Falmouth, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Falmouth, January typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec777777787980818182818079
Data source: Temperature data for Falmouth generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Falmouth

In January, Falmouth, Antigua and Barbuda, experiences relatively mild precipitation, with an average of 34 mm (1.4 in) falling over 12 days. This sets the stage for a gradual increase in rainfall as the year progresses, with February slightly edging up to 36 mm (1.4 in). As the dry season gives way to the summer months, rainfall patterns intensify, peaking in September with a significant 144 mm (5.7 in) spread over 21 days. The trend clearly shows the transition from the drier, cooler January to the more humid and wetter conditions of mid-year, illustrating the tropical climate's rhythm and inviting travelers to embrace the vibrant natural beauty that comes with the rain.

January Precipitation Trends in Falmouth

The chart displays monthly precipitation patterns in Falmouth, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Falmouth, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec35363138495281971441099452
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Falmouth

In Falmouth, Antigua and Barbuda, January experiences an average humidity of 77%, setting the stage for a pleasantly tropical start to the year. As the months progress into February and March, humidity dips slightly to 76%, providing a brief respite before the levels begin to rise again. By April, the air becomes a bit more humid at 78%, and this upward trend continues, culminating in the peak of summer months with July reaching 84%. Even as summer transitions into fall, humidity remains notably high, fluctuating between 80% and 83% from August to October. Through November and December, the humidity begins to settle back, wrapping up the year at 80% and 78% respectively. Overall, the data reveals a clear pattern of increasing humidity from the beginning to mid-year, reflecting the typical tropical climate of this beautiful Caribbean destination.

January Average Humidity in Falmouth

This chart illustrates the average monthly humidity levels in Falmouth, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Falmouth is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%76%76%78%79%81%84%83%80%79%80%78%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Falmouth

In January, Falmouth, Antigua and Barbuda, experiences a UV Index of 9, placing it in the very high exposure category with a burn time of just 15 minutes. As the months progress, the UV Index steadily climbs, peaking at 14 in July, where the exposure category shifts to extreme and the burn time drops to a mere 10 minutes. This pattern continues through the summer into October, when levels begin to ease slightly with an index of 12. Notably, both November and December return to a UV Index of 9, indicating a seasonal shift to very high exposure levels once more. The consistent rise and fall of UV readings throughout the year highlight the importance of sun protection, particularly during the peak months. For more detailed information, check out Falmouth UV Index.

Maximum UV Index Levels in Falmouth for January

The chart shows the monthly maximum UV Index (UVI) for Falmouth in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Falmouth typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131313131413131299
Data source: Falmouth January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

January Sunshine in Falmouth

January in Falmouth, Antigua and Barbuda, shines brightly with 262 hours of sunshine, laying the foundation for a year filled with radiant days. As winter transitions to spring, February welcomes more light with 302 hours, setting a trend of increasing sunshine that peaks in July with an impressive 361 hours. This month leads into a splendid summer, where sunshine remains abundant, averaging over 350 hours until September. As the year winds down, the sunshine gradually tapers off but remains significant, ranging between 308 to 325 hours from October to December. Overall, the trend unmistakably highlights Falmouth's sun-kissed allure, making it an enticing destination year-round.

Monthly Sunshine Duration in Falmouth: January Highlighted

The January sunshine duration represents the total number of hours Falmouth experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec262h302h348h343h357h339h361h352h321h318h308h325h
Data source: Falmouth January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Falmouth During January

In January, Falmouth, Antigua and Barbuda enjoys a 58% chance of sunny weather, making it one of the more promising months for sun-seekers. This likelihood reflects a slight dip compared to the sunniest months of February and March, which boast 71% and 64% chances, respectively. As the year progresses, the likelihood of sunshine begins to wane significantly, especially in June with just a 26% chance. Interestingly, the weather starts to rebound in the fall months, with September and October returning to a 58% and 55% likelihood of sunshine, reminiscent of January's welcoming embrace. Overall, those looking to bask in the sun should plan their visits around the early months for the best chance of clear skies.

Percentage of Sunny Days in January in Falmouth

The chart illustrates the percentage of sunny days in Falmouth throughout the year, with January highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Falmouth experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec58%71%64%44%49%26%50%48%58%55%68%67%
Data source: Falmouth January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Falmouth in January

In Falmouth, Antigua and Barbuda, January marks the beginning of a year filled with consistent daylight, offering approximately 11 hours of sunshine each day. As the months progress into March, the duration gradually increases to 12 hours, reflecting the transition toward spring. This trend of longer days continues into the summer months of June and July, where daylight peaks at 13 hours, providing ample time for outdoor activities and exploration. However, as August rolls in, daylight begins to taper off, returning to 12 hours before settling back to 11 hours in October, and maintaining this duration through the remainder of the year. This natural rhythm of daylight reflects the island's tropical climate, making each month a delightful experience in its own right.

Average Daylight Hours in Falmouth for January

The chart illustrates the variation in daylight duration in Falmouth throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 13m11h 34m12h 2m12h 31m12h 55m13h 7m13h12h 39m12h 12m11h 43m11h 19m11h 7m
Data source: Falmouth daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Falmouth

In January, Falmouth, Antigua and Barbuda experiences an average wind speed of 7.2 m/s (16 mph), setting the stage for a breezy start to the year. This gentle wind cascades into February, where speeds rise significantly to 9.2 m/s (21 mph), suggesting a pattern of increasing breeziness leading into the mid-winter months. March sees a slight dip to 7.5 m/s (17 mph), followed by a notable decrease in April to 6.5 m/s (15 mph), indicating a calm before the spring transition. As summer approaches with June and July, the winds pick up again, peaking at 8.3 m/s (19 mph) in July. Interestingly, August marks another decline to 7.0 m/s (16 mph), hinting at a cyclical nature that seems to emerge as the year progresses. The trend continues into the fall months with September's 5.2 m/s (12 mph), the calmest of the year, before gradually increasing again towards the end of the year, revealing Falmouth's dynamic relationship with wind throughout its vibrant seasons.

Average January Wind Speed in Falmouth

The chart displays monthly wind speed patterns in Falmouth, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec7.2 m/s9.27.56.57.48.18.37.05.26.56.07.9
Data source: Falmouth January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Falmouth Compares to Other Months

Weather in Falmouth varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Falmouth, focusing on differences in temperature, rainfall, humidity, and UV levels.

January and February experience similar weather patterns, with only slight variations. In January, temperatures range from a minimum of 23°C (73°F) to a maximum of 27°C (80°F), while February sees a slightly lower maximum temperature of 26°C (80°F) and a minimum of 22°C (72°F). Precipitation remains consistent, with January receiving 34 mm (1.4 in) over 12 days and February experiencing a marginally higher total of 36 mm (1.4 in) across 14 days. Humidity levels are also comparable, with January at 77% and February slightly lower at 76%. For more detailed insights, check out Falmouth weather in February.

In comparing the weather between January and March, both months exhibit similar temperature ranges, with January featuring a minimum of 23°C (73°F), an average of 25°C (78°F), and a maximum of 27°C (80°F), while March mirrors these temperatures with a minimum of 23°C (73°F) and an average of 25°C (77°F), but has a slightly cooler maximum of 26°C (80°F). Precipitation in January totals 34 mm (1.4 in) over approximately 12 days, whereas March sees a marginally lower precipitation of 31 mm (1.2 in) across 11 days. Humidity remains fairly consistent, with January at 77% and March slightly lower at 76%. For more details on the weather in March, you can check Falmouth weather in March.

In January, the weather features a minimum temperature of 23°C (73°F) and averages around 25°C (78°F), with a maximum of 27°C (80°F). Precipitation during this month totals 34 mm (1.4 in) over 12 days, accompanied by a humidity level of 77%. In contrast, April experiences similar temperatures, with a minimum of 23°C (74°F), an average of 25°C (78°F), and a slightly higher maximum of 27°C (82°F). However, the month sees a slight increase in precipitation to 38 mm (1.5 in) spread over 14 days, along with a marginal rise in humidity to 78%. For more detailed insights on the April weather, you can check out Falmouth weather in April.

In January, the weather typically features a minimum temperature of 23°C (73°F) and an average of 25°C (78°F), peaking at a maximum of 27°C (80°F). With a precipitation level of 34 mm (1.4 in) spread over 12 days, humidity sits at 77%. In contrast, May sees slightly warmer conditions with a minimum temperature of 24°C (75°F) and an average of 26°C (79°F), reaching up to 28°C (82°F). The month is wetter, with 49 mm (1.9 in) of rain over 15 days, and humidity increases to 79%. For more details, you can check out Falmouth weather in May.

In January, the weather is characterized by slightly cooler temperatures, with a minimum of 23°C (73°F) and an average of 25°C (78°F), while June sees a marginal increase in temperatures, starting at a minimum of 24°C (76°F) and averaging 27°C (80°F). January experiences less rainfall, with 34 mm (1.4 in) of precipitation over 12 days, compared to June's 52 mm (2.0 in) over 14 days, indicating a wetter climate as summer approaches. Additionally, humidity levels are relatively higher in June at 81%, compared to January's 77%, contributing to a more muggy atmosphere during the summer month. For a more detailed look at June's climate, you can visit Falmouth weather in June.

When comparing the weather in January and July, we see some notable differences. January features a more moderate temperature range, with minimums of 23°C (73°F) and averages around 25°C (78°F), while July is slightly warmer, with minimums of 25°C (78°F) and averages hitting 27°C (81°F). Additionally, July experiences increased precipitation, recording 81 mm (3.2 in) over 19 days compared to January's 34 mm (1.4 in) across 12 days. Humidity levels also rise in July, reaching 84% compared to January’s 77%. For more details on the weather specifics during July, you can check this link: Falmouth weather in July.

In January, the weather is relatively mild, with average temperatures ranging from a minimum of 23°C (73°F) to a maximum of 27°C (80°F). This month experiences moderate precipitation, totaling 34 mm (1.4 in) over about 12 days, and humidity levels around 77%. In contrast, August sees warmer conditions, with temperatures ranging from a minimum of 25°C (78°F) to a maximum of 29°C (84°F). The humidity increases slightly to 83%, and precipitation significantly rises to 97 mm (3.8 in) over 18 days. For more details on the weather in August, you can check Falmouth weather in August.

In January, the weather is generally warm with temperatures ranging from a minimum of 23°C (73°F) to a maximum of 27°C (80°F), and an average of 25°C (78°F). The month experiences relatively low precipitation, totaling 34 mm (1.4 in) over about 12 days, while humidity rests at 77%. In contrast, September brings slightly warmer temperatures, with lows of 25°C (77°F) and highs reaching up to 29°C (85°F), averaging at 28°C (82°F). However, it also sees significantly higher rainfall, totaling 144 mm (5.7 in) across 21 days, and slightly increased humidity at 80%. To learn more about the specific weather conditions during September, you can visit Falmouth weather in September.

In comparison to January, October tends to be slightly warmer, with average temperatures increasing from 25°C (78°F) in January to 27°C (81°F) in October. The maximum temperatures also rise, reaching up to 29°C (85°F) in October, compared to 27°C (80°F) in January. Additionally, October experiences a significant increase in precipitation, with 109 mm (4.3 in) spread over 18 days, compared to January's 34 mm (1.4 in) over 12 days. Humidity levels remain relatively similar, with January at 77% and October at 79%. For more detailed insights, you can explore Falmouth weather in October.

In January, the weather is characterized by slightly cooler temperatures, with a minimum of 23°C (73°F) and an average around 25°C (78°F), peaking at 27°C (80°F). This month experiences about 34 mm (1.4 in) of precipitation over 12 days, accompanied by a humidity level of 77%. In contrast, November is warmer, with a minimum temperature of 24°C (76°F) and an average of 27°C (80°F), reaching a maximum of 28°C (83°F). It also sees significantly more rain, with 94 mm (3.7 in) of precipitation occurring over 17 days and a slightly higher humidity of 80%. For a detailed look at the November climate, check out Falmouth weather in November.

In comparing the weather between January and December, January tends to be slightly cooler, with average temperatures ranging from a minimum of 23°C (73°F) to a maximum of 27°C (80°F), while December shows a minimum of 24°C (75°F) and a maximum of 28°C (82°F). January experiences less precipitation, totaling 34 mm (1.4 in) over approximately 12 days, contrasted with December, which sees 52 mm (2.1 in) over about 18 days. Humidity levels are comparable between the two months, with January at 77% and December slightly higher at 78%. For more detailed information, you can check Falmouth weather in December.

Compare Falmouth's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Falmouth

As January rolls in, Falmouth enjoys a delightful blend of warmth and humidity, making it a refreshing start to the year. While temperatures are pleasantly high, with averages around 25°C (78°F), January experiences a notable increase in precipitation compared to drier months. The humidity lingers around 77%, giving the atmosphere a tropical feel that can feel quite different from the cooler, less humid months that follow. With an average of 12 rainy days, visitors can expect occasional showers, yet they rarely detract from the island's breathtaking beauty. For those who seek a cozy getaway filled with warm breezes and lush landscapes, January in Falmouth is an ideal choice. To explore more about Falmouth's unique climate, visit Falmouth Climate.