October Weather in Port Royal, Jamaica

Last updated: August 21, 2025

In October, Port Royal, Jamaica experiences a tropical climate characterized by warm temperatures and significant rainfall. With a maximum temperature reaching up to 31°C (87°F) and an average of 26°C (80°F), visitors can expect warm, inviting days. However, the minimum temperature hovers around 23°C (74°F), providing mild evenings. This month, the area sees an impressive precipitation amount of 196 mm (7.7 in) across 24 rainy days, contributing to a humidity level of 76%. Travelers should prepare for a humid atmosphere, perfect for indulging in the lush, vibrant scenery that Jamaica has to offer.

October Temperature in Port Royal

In October, Port Royal, Jamaica, continues to bask in warm tropical conditions, with temperatures ranging from a minimum of 23°C (74°F) to a comfortable average of 26°C (80°F). The daytime highs can reach up to 31°C (87°F), creating an inviting atmosphere for visitors and locals alike. This month marks a slight dip in temperature compared to the peak summer months, with averages settling into a cozy rhythm that enhances outdoor activities. With these trends, October serves as a delightful transition into the cooler seasons, while still embodying the essence of the island’s warm charm. Whether enjoying the beach or exploring local culture, the pleasant climate makes Port Royal a must-visit destination during this time.

October Weather in Port Royal: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Port Royal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Port Royal, October 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).
JanFebMarAprMayJunJulAugSepOctNovDec767676777980818181797877
Data source: Temperature data for Port Royal 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.

October Precipitation in Port Royal

In October, Port Royal, Jamaica, experiences a dramatic surge in rainfall, with precipitation reaching 196 mm (7.7 in) over 24 days, marking it as the wettest month of the year. This substantial increase in precipitation comes after a notably high September, where 105 mm (4.1 in) fell over 18 days. Together, these months signify the peak of the rainy season, as the island transitions from the drier summer months characterized by lower rainfall totals. Following October, rainfall decreases in November, but the impacts of this month’s heavy rains can often linger, influencing both the landscape and local activities. Overall, October acts as a climactic point in Port Royal's yearly weather pattern, illustrating a vivid blend of tropical climate dynamics.

October Precipitation Trends in Port Royal

The chart displays monthly precipitation patterns in Port Royal, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Port Royal, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec3835466610749379810519613745
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Port Royal

In October, Port Royal, Jamaica, experiences a humidity level of 76%, continuing the trend of relatively stable humidity throughout the year. The island’s climate features a slight increase in moisture during the summer months, peaking at 79% in June and July. As autumn arrives, humidity dips slightly, mirroring the conditions of January through April, which hover around the mid-seventies. This consistency in humidity creates a tropical feel year-round, making October a particularly appealing time for visitors seeking warm weather without the heavy dampness of summer months. As November approaches, humidity creeps back up to 78%, signaling the gradual return of the more humid conditions.

October Average Humidity in Port Royal

This chart illustrates the average monthly humidity levels in Port Royal, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Port Royal is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%76%75%76%77%79%79%78%77%76%78%77%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Port Royal

As October rolls into Port Royal, Jamaica, residents and visitors can expect an UV Index of 12, categorizing the exposure level as extreme. This trend reflects a consistent pattern from the preceding months, as the UV Index has remained in the extreme range since February, peaking at a hair-raising 14 in April. With a brief burn time of just 10 minutes, it's crucial to take protective measures against the sun in this vibrant coastal town. As the year shifts towards November, the UV Index dips to a safer 9, but for now, those soaking up the Caribbean sun should stay vigilant. Stay informed and prepared by checking out the full details at Port Royal UV Index.

Maximum UV Index Levels in Port Royal for October

The chart shows the monthly maximum UV Index (UVI) for Port Royal in October, 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 October, the maximum UV index in Port Royal typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131413131313121298
Data source: Port Royal October 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.

October Sunshine in Port Royal

October brings a delightful 305 hours of sunshine to Port Royal, Jamaica, marking it as a vibrant transition into the heart of the fall season. As the warm summer months fade, sunlight remains abundant, although slightly less than the peak values recorded in July's 354 hours. This month reflects a soft dip in daylight compared to September's 321 hours, yet it retains the inviting charm that draws visitors to its stunning shores. Following the lively summer glow, October still offers plenty of opportunities for sun-soaked adventures, setting the stage for the cooler months ahead while hinting at the consistent sunshine that characterizes Jamaica's tropical allure year-round.

Monthly Sunshine Duration in Port Royal: October Highlighted

The October sunshine duration represents the total number of hours Port Royal experiences direct sunlight during the month of October, excluding cloudy or obstructed periods. This chart compares the sunshine duration of October with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec250h303h346h344h330h340h354h342h321h305h291h314h
Data source: Port Royal October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Port Royal During October

In Port Royal, Jamaica, the likelihood of sunny weather in October stands at 42%, making it one of the less sunny months of the year. This percentage is notably lower than the sunnier spells experienced from February through May, with sunshine chances peaking at 76% in February. Following the summer months, which generally show a decline in sunny days, October continues this trend, dipping below the typical ranges seen in the preceding months of January and September. Additionally, with November only slightly improving, the gradual transition towards the drier and brighter months of December signals a desired return to sunnier weather for visitors and locals alike.

Percentage of Sunny Days in October in Port Royal

The chart illustrates the percentage of sunny days in Port Royal throughout the year, with October 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 Port Royal experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec51%76%70%50%63%46%49%43%54%42%43%65%
Data source: Port Royal October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Port Royal in October

In October, daylight in Port Royal, Jamaica, begins to decrease slightly, featuring around 11 hours of sunlight—a duration consistent with both January and February. This seasonal shift follows a gradual increase in hours from 12 hours in the spring and early summer months, peaking at 13 hours in June and July. As summer wanes, the transition to shorter days brings a familiar rhythm, with October and November mirroring the daylight of the early winter months. The consistent daylight hours throughout the year showcase Jamaica's tropical climate, ensuring an inviting atmosphere for both residents and visitors, even as the days begin to grow shorter.

Average Daylight Hours in Port Royal for October

The chart illustrates the variation in daylight duration in Port Royal throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 10m11h 32m12h 2m12h 33m12h 58m13h 10m13h 4m12h 41m12h 12m11h 42m11h 16m11h 3m
Data source: Port Royal daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Port Royal

In October, Port Royal, Jamaica, experiences a gentle shift in its wind patterns, with an average speed of 2.9 m/s (6 mph). This marks a slight decline from the slightly breezier months of summer, where winds peaked at 4.3 m/s (10 mph) in both June and July. As the tropical heat begins to ease, October's calmer breeze provides a comforting atmosphere, transitioning smoothly from September's light winds. Interestingly, the wind speeds typically remain lower during this time of year, setting the stage for the upcoming months where the winds gradually pick up again, reflecting the natural ebb and flow of Jamaica's coastal climate.

Average October Wind Speed in Port Royal

The chart displays monthly wind speed patterns in Port Royal, with values for each month shown alongside October's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how October's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.54.43.63.63.84.34.33.82.62.9 m/s2.73.4
Data source: Port Royal October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Port Royal Compares to Other Months

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

In October, temperatures are warmer compared to January, with minimums around 23°C (74°F) and highs reaching up to 31°C (87°F). The month is also characterized by significant rainfall, totaling 196 mm (7.7 in) over 24 days, contributing to a humid atmosphere with a consistent humidity of 76%. In contrast, January experiences milder temperatures, with a minimum of 20°C (69°F) and a maximum of 29°C (84°F). The precipitation decreases sharply to 38 mm (1.5 in) over just 10 days, while maintaining the same level of humidity at 76%. For more detailed information, you can visit Port Royal weather in January.

October and February present contrasting weather conditions despite similar humidity levels. In October, temperatures range from a minimum of 23°C (74°F) to a maximum of 31°C (87°F), with an average of 26°C (80°F). This month is notably wet, receiving 196 mm (7.7 in) of rain over 24 days. In contrast, February features milder temperatures, with a minimum of 21°C (70°F), maximum of 28°C (83°F), and an average of 24°C (76°F). Furthermore, it is considerably drier, with only 35 mm (1.4 in) of rain across 14 days. For more details, visit Port Royal weather in February.

When comparing the weather in October and March, a few notable differences stand out. October typically has warmer temperatures, with a minimum of 23°C (74°F) and an average of 26°C (80°F), reaching a maximum of 31°C (87°F). In contrast, March is slightly cooler, with temperatures ranging from a minimum of 20°C (69°F) to an average of 25°C (76°F) and a maximum of 28°C (84°F). Additionally, October experiences significantly more precipitation, totaling 196 mm (7.7 in) over 24 days, while March sees only 46 mm (1.8 in) of rain over 15 days. Humidity levels are fairly similar, with October at 76% and March at 75%. For more detailed weather information about March, you can visit Port Royal weather in March.

In comparing the weather patterns of October and April, both months exhibit warm temperatures and consistent humidity levels at 76%. In October, the minimum temperature is slightly higher at 23°C (74°F), with an average of 26°C (80°F) and a maximum of 31°C (87°F). This month also sees significantly more rainfall, averaging 196 mm (7.7 in) over 24 days. In contrast, April boasts slightly cooler temperatures, with a minimum of 22°C (71°F), an average of 25°C (78°F), and a maximum of 30°C (86°F). Additionally, the precipitation is markedly lower at 66 mm (2.6 in) over just 12 days. For a more detailed overview of the weather in April, you can check Port Royal weather in April.

In October, the weather tends to be slightly warmer compared to May, with average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 31°C (87°F). The month also experiences significantly higher precipitation levels, totaling 196 mm (7.7 in) across 24 rainy days, contributing to a high humidity level of 76%. In contrast, May features similar temperatures, with a minimum of 23°C (73°F) and a maximum of 30°C (87°F), but sees less rainfall at 107 mm (4.2 in) over 16 days, coupled with a slightly higher humidity of 77%. For more details on the weather in May, check out Port Royal weather in May.

When comparing the weather in October and June, we find that both months have similar temperature ranges, with October experiencing a minimum of 23°C (74°F) and a maximum of 31°C (87°F), while June has a slightly higher average temperature of 27°C (80°F) but peaks at 31°C (88°F). However, October is significantly wetter, receiving 196 mm (7.7 in) of precipitation over 24 days, compared to June's much drier 49 mm (1.9 in) over just 13 days. Additionally, humidity levels are slightly lower in October at 76%, compared to June's 79%. For more specific details about the weather in June, you can check this link: Port Royal weather in June.

October and July present distinct weather patterns, with October generally cooler and wetter than July. In October, temperatures range from a minimum of 23°C (74°F) to a maximum of 31°C (87°F), while July experiences slightly warmer temperatures, with a minimum of 24°C (75°F) and a maximum of 32°C (90°F). The average temperature in October is 26°C (80°F), compared to July’s 27°C (82°F). However, October sees significantly more rainfall, receiving 196 mm (7.7 in) over 24 days, whereas July has much lighter precipitation of only 37 mm (1.5 in) across 11 days. Humidity levels are comparable, with October at 76% and July slightly higher at 79%. For more detailed information about July weather, visit Port Royal weather in July.

When comparing the weather in October to that in August, we see some notable differences. October typically has slightly lower temperatures, with average highs reaching 31°C (87°F) compared to August's 32°C (89°F). However, October experiences significantly more rainfall, with 196 mm (7.7 in) over 24 days, while August receives only 98 mm (3.8 in) over 16 days. Humidity levels are relatively consistent, hovering around 76% in October and 78% in August. For a closer look at August weather specifics, you can check out Port Royal weather in August.

In comparing the weather between September and October, we can see some notable differences. In September, temperatures ranged from a minimum of 24°C (75°F) to a maximum of 32°C (90°F), with an average of 27°C (81°F). The month saw less precipitation, totaling 105 mm (4.1 in) over 18 days, and humidity levels were slightly higher at 77%. In contrast, October experiences slightly cooler temperatures ranging from a minimum of 23°C (74°F) to a maximum of 31°C (87°F), with an average temperature of 26°C (80°F). However, October is considerably wetter, with 196 mm (7.7 in) of rainfall spread across 24 days, and humidity remained high at 76%. For more detailed information on September weather, you can check Port Royal weather in September.

October and November display similar temperature ranges, with both months experiencing a minimum of 23°C (73-74°F) and an average temperature of around 26°C (79-80°F). However, November tends to be slightly cooler with a maximum temperature of 30°C (86°F), compared to October's 31°C (87°F). Precipitation is notably less in November, with 137 mm (5.4 in) of rainfall over 20 days, while October sees a higher total of 196 mm (7.7 in) over 24 days. Humidity also marginally increases in November to 78%, compared to October's 76%. For more detailed weather forecasts, you can check Port Royal weather in November.

October experiences warmer temperatures, with averages around 26°C (80°F) and highs reaching up to 31°C (87°F), compared to December's slightly cooler average of 25°C (78°F) and a maximum of 29°C (85°F). Precipitation is significantly higher in October, with 196 mm (7.7 in) spread over 24 days, while December sees only 45 mm (1.8 in) on about 13 days. Humidity levels remain quite similar, with October at 76% and December slightly higher at 77%. For a more detailed look at December weather, visit Port Royal weather in December.

Compare Port Royal's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Port Royal

As October unfolds in Port Royal, it heralds a transition marked by higher humidity and a substantial increase in rainfall compared to other months. With frequent showers gracing the area, the atmosphere feels more lush and tropical, while the temperatures remain comfortably warm, perfect for those looking to enjoy the island's beauty. This month stands out with its dynamic weather patterns, making it a unique time to experience the vibrant landscape and culture. For more detailed insights about the climate, visit Port Royal Climate.