September Weather in Manzanillo, Cuba

Last updated: August 21, 2025

In September, the weather in Manzanillo, Cuba is characterized by a warm and humid climate that invites both adventure and relaxation. Daily temperatures can soar to a maximum of 36°C (97°F), while the average hovers around a comfortable 28°C (82°F), providing ample opportunity for outdoor activities. Evenings cool down to a pleasant 23°C (73°F), perfect for enjoying the vibrant local culture. However, this month also brings 144 mm (5.7 in) of rain over approximately 22 days, fostering lush landscapes and a refreshing atmosphere. With humidity levels at an average of 80%, visitors are advised to stay hydrated and seek shade during the hottest hours, ensuring a delightful experience in this tropical paradise.

September Temperature in Manzanillo

In September, Manzanillo, Cuba, experiences warm and humid conditions, with temperatures ranging from a minimum of 23°C (73°F) to a sweltering maximum of 36°C (97°F). The average temperature hovers around 28°C (82°F), reflecting the summer's lingering heat as the season begins to transition into autumn. This month mirrors the tropical climate seen in August, with similarly high temperatures and a notable humidity that can make the heat feel even more intense. As visitors embrace the vibrant atmosphere, they can expect warm evenings perfect for enjoying the stunning sunsets that Manzanillo is famous for. Overall, September is characterized by its robust warmth, inviting those who thrive in balmy weather to enjoy all that this charming coastal destination has to offer.

September Weather in Manzanillo: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Manzanillo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Manzanillo, September 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).
JanFebMarAprMayJunJulAugSepOctNovDec767778808082828382807977
Data source: Temperature data for Manzanillo generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Manzanillo

In September, Manzanillo, Cuba experiences a significant uptick in precipitation, with 144 mm (5.7 in) of rain falling over 22 days. This month marks a noticeable peak compared to the preceding months, contributing to a trend of increasing rainfall that begins in late spring. The rainfall continues to build from August's 122 mm, highlighting the transition into the wettest months of the year. The frequency of rainy days in September reflects the island's tropical climate, as heavy showers become more common, paving the way for lush vegetation and vibrant ecosystems amid the warm, humid atmosphere. As autumn approaches, this pattern underscores the importance of September as a critical month in Manzanillo’s annual rainfall cycle.

September Precipitation Trends in Manzanillo

The chart displays monthly precipitation patterns in Manzanillo, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Manzanillo, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec221728611961121091231441558525
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Manzanillo

In September, the humidity in Manzanillo, Cuba, reaches a noticeable 80%, maintaining a trend from the summer months that sees levels fluctuating between 78% and 81% from July through August. This heightened humidity reflects the tropical climate of the region, where the warmer months consistently showcase a rise in moisture content. Following September, the humidity remains steady at 80% in October before gradually increasing to 82% in November. This pattern illustrates a transition from the summer's peak humidity towards a slightly more moisture-rich atmosphere as the year progresses into the autumn months. Overall, the trend highlights Manzanillo's characteristic tropical feel, with humidity levels that are predominantly high throughout the year.

September Average Humidity in Manzanillo

This chart illustrates the average monthly humidity levels in Manzanillo, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Manzanillo is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%74%72%72%70%73%78%81%80%80%82%80%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Manzanillo

In September, Manzanillo, Cuba, experiences a UV Index of 12, placing it in the extreme exposure category with a burn time of just 10 minutes. This trend continues the pattern established in the summer months, where UV levels remain consistently high, peaking in April and May with an index of 13. As the year progresses, UV Index readings gradually decline, but September still demands caution for outdoor enthusiasts. Visitors should take necessary precautions to protect themselves from the sun's powerful rays and stay informed about the UV Index levels throughout their stay. For more details on daily variations, check the Manzanillo UV Index.

Maximum UV Index Levels in Manzanillo for September

The chart shows the monthly maximum UV Index (UVI) for Manzanillo in September, 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 September, the maximum UV index in Manzanillo typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec811121313131213121198
Data source: Manzanillo September 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.

September Sunshine in Manzanillo

In September, Manzanillo, Cuba, basks in an impressive 322 hours of sunshine, continuing the trend of abundant light that graces the region through the warmer months. As summer transitions to fall, the sun remains generous, although slightly less than the peak hours seen in July with 356 hours. This month showcases a delightful balance; while the sun continues to shine brightly, it serves as a gentle reminder of the impending shift towards shorter days. The consistent warmth and radiant skies of September make it an ideal time to savor outdoor adventures and immerse in the vibrant local culture before the days gradually shorten as the year draws to a close.

Monthly Sunshine Duration in Manzanillo: September Highlighted

The September sunshine duration represents the total number of hours Manzanillo experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec248h303h344h344h338h336h356h342h322h316h291h311h
Data source: Manzanillo September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Manzanillo During September

September in Manzanillo, Cuba, presents a moderate likelihood of sunny weather, with a 52% chance of sunshine. While this marks a slight improvement compared to the summer months of July and August, which see lower probabilities of sun at 49% and 37%, respectively, it still falls behind the sunnier streak of earlier months like February (78%) and March (75%). This trend suggests that as summer transitions into fall, the overall chances for clear skies improve, offering visitors a balanced mix of both sun and occasional clouds. Despite the potential for scattered showers, September remains a reasonable time to enjoy the warmth of Manzanillo's tropical climate.

Percentage of Sunny Days in September in Manzanillo

The chart illustrates the percentage of sunny days in Manzanillo throughout the year, with September 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 Manzanillo experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec56%78%75%61%60%40%49%37%53%42%43%73%
Data source: Manzanillo September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Manzanillo in September

In September, Manzanillo, Cuba enjoys around 12 hours of daylight, continuing the trend of gradually shortening days as the year progresses. Following the peak daylight months of May through July, where residents basked in 13 hours of sunlight, September marks a smooth transition back toward the shorter days of fall. The 12 hours of daylight this month echo the patterns seen in both March and April, highlighting a balance between summer's abundant brightness and the approaching autumn. As summer wanes, locals and visitors alike can relish in the lingering warmth and vibrant sunsets that define this tropical paradise.

Average Daylight Hours in Manzanillo for September

The chart illustrates the variation in daylight duration in Manzanillo throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 2m11h 28m12h 2m12h 36m13h 5m13h 19m13h 11m12h 46m12h 13m11h 38m11h 9m10h 54m
Data source: Manzanillo daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Manzanillo

In September, the winds in Manzanillo, Cuba, typically calm down, with the average wind speed dropping to a gentle 1.7 m/s (4 mph). This decline reflects a gradual decrease from the slightly breezier summer months, where winds hovered around 2.2 m/s (5 mph) in both July and August. As the year progresses, a distinct trend emerges: wind speeds tend to build up during the early months, peaking in March at 3.0 m/s (7 mph), before tapering off towards the autumn. The relaxing winds of September invite a serene atmosphere, making it an ideal time for visitors to embrace the tranquility of this coastal paradise.

Average September Wind Speed in Manzanillo

The chart displays monthly wind speed patterns in Manzanillo, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.72.53.02.72.31.82.22.21.7 m/s1.82.42.9
Data source: Manzanillo September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Manzanillo Compares to Other Months

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

In comparing the weather between September and January, September experiences much hotter temperatures, with minimums around 23°C (73°F) and maximums peaking at 36°C (97°F), making it a sweltering month with high humidity at 80%. It also sees significant rainfall, averaging 144 mm (5.7 in) over 22 days, which contributes to a humid atmosphere. In contrast, January offers a cooler and drier climate, with minimum temperatures of 12°C (54°F) and maximums reaching 33°C (92°F). The precipitation in January is considerably lower at just 22 mm (0.9 in) over 4 days, and humidity drops slightly to 76%. For a more detailed overview, you can check Manzanillo weather in January.

September experiences much warmer temperatures compared to February, with minimums around 23°C (73°F) and maximums reaching up to 36°C (97°F), while February sees cooler temperatures, ranging from a minimum of 14°C (58°F) to a maximum of 33°C (91°F). Additionally, September is characterized by significant rainfall, totaling 144 mm (5.7 in) over 22 days, in stark contrast to February's dry conditions with only 17 mm (0.7 in) of precipitation across just 2 days. Humidity levels are also slightly higher in September at 80%, compared to 74% in February. For a closer look at February weather patterns, you can check Manzanillo weather in February.

In September, the weather tends to be much hotter and more humid than in March, with average temperatures peaking around 28°C (82°F) and reaching highs of up to 36°C (97°F). The significant precipitation of 144 mm (5.7 in) over approximately 22 days can contribute to a muggy atmosphere, with humidity levels hovering around 80%. In contrast, March offers a more moderate climate, with average temperatures of 25°C (78°F) and maximums reaching 33°C (92°F). Additionally, March experiences significantly less rainfall, totaling just 28 mm (1.1 in) over about 8 days, and lower humidity at 72%. For more detailed information on March weather, you can visit Manzanillo weather in March.

In September, the weather tends to be hotter and more humid, with average temperatures ranging from a minimum of 23°C (73°F) to a maximum of 36°C (97°F). This month experiences significant rainfall, totaling 144 mm (5.7 in) over about 22 days, leading to a higher humidity level of 80%. In contrast, April offers a milder climate with temperatures varying from a minimum of 18°C (64°F) to a maximum of 34°C (94°F). Rainfall is also less frequent, with only 61 mm (2.4 in) over approximately 10 days and a lower humidity of 72%. For a detailed look at April weather, you can check Manzanillo weather in April.

In September, the weather is characterized by warm temperatures, with a minimum of 23°C (73°F) and an average of 28°C (82°F), reaching a maximum of 36°C (97°F). This month also sees significant rainfall, with 144 mm (5.7 in) spread over 22 days, contributing to a high humidity level of 80%. In contrast, May presents slightly cooler conditions, with temperatures ranging from a minimum of 21°C (69°F) to an average of 27°C (80°F) and a maximum of 34°C (94°F). Although May experiences even more precipitation, totaling 196 mm (7.7 in) over the same number of days, the humidity is lower at 70%. For more detailed information, you can check Manzanillo weather in May.

In comparing the weather between September and June, both months experience similar minimum and average temperatures, consistently hovering around 23°C (73°F) and 28°C (82°F), respectively. However, September tends to be warmer overall, with maximum temperatures reaching 36°C (97°F) compared to June's 35°C (96°F). Additionally, September sees significantly more rainfall, with 144 mm (5.7 in) over 22 days, in contrast to June's 112 mm (4.4 in) across 19 days. This results in higher humidity levels in September at 80%, versus June's more comfortable 73%. For more detailed insights on June weather, you can check Manzanillo weather in June.

In comparing the weather of September and July, both months experience similar temperature ranges, with minimum temperatures around 23°C (73°F), average temperatures of 28°C (82°F), and maximums reaching 36°C (97°F). However, September is slightly wetter, receiving 144 mm (5.7 in) of precipitation over 22 days, compared to July's 109 mm (4.3 in) over 20 days. Additionally, September has a higher humidity rate at 80%, while July maintains a more comfortable 78%. For a closer look at July's weather patterns, you can check out Manzanillo weather in July.

In comparing the weather patterns of September and August, we see some notable similarities and differences. Both months feature a maximum temperature reaching up to 36°C (97°F), with September experiencing a slightly higher minimum temperature of 23°C (73°F) compared to August's 22°C (72°F). The average temperature remains consistent, hovering around 28°C (82°F) in both months. However, September receives more precipitation, totaling 144 mm (5.7 in) over 22 rainy days, while August sees less rainfall at 122 mm (4.8 in) across 21 days. Additionally, humidity is slightly higher in September at 80%, compared to August's 81%. For a more detailed look at August's climate, you can visit Manzanillo weather in August.

September and October weather comparisons reveal some interesting trends. In September, the temperature ranges from a minimum of 23°C (73°F) to a maximum of 36°C (97°F), with an average temperature of 28°C (82°F). Precipitation is quite high, with 144 mm (5.7 in) spread over 22 days, while humidity remains consistently at 80%. As we transition into October, temperatures slightly decrease, with a minimum of 22°C (72°F) and a maximum of 34°C (94°F), averaging 27°C (81°F). However, rainfall increases to 155 mm (6.1 in) over 24 days, maintaining the same humidity level of 80%. For more information, check out Manzanillo weather in October.

In comparing the weather between September and November, it's clear that November brings slightly cooler temperatures, with an average of 26°C (79°F) compared to September's warmer 28°C (82°F). September experiences higher maximum temperatures reaching up to 36°C (97°F), while November peaks at a more moderate 34°C (93°F). Additionally, the amount of precipitation decreases significantly from 144 mm (5.7 in) over 22 days in September to 85 mm (3.3 in) over just 13 days in November, indicating a drier spell. Humidity levels remain fairly consistent, hovering around 80% in September and slightly rising to 82% in November. For a more detailed look at the weather, you can refer to Manzanillo weather in November.

In September, the weather is noticeably warmer, with temperatures ranging from a minimum of 23°C (73°F) to a maximum of 36°C (97°F), averaging around 28°C (82°F). The month is also characterized by high humidity at 80% and significant rainfall, totaling 144 mm (5.7 in) spread over 22 days. In contrast, December brings cooler temperatures, with a minimum of 18°C (64°F) and a maximum of 34°C (94°F), averaging 25°C (77°F). This month sees much less precipitation, with only 25 mm (1.0 in) of rain over just 3 days, while maintaining the same humidity level of 80%. For more detailed insights, you can check the Manzanillo weather in December.

Compare Manzanillo's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Manzanillo

As September arrives in Manzanillo, the weather turns warm and humid, setting it apart from the drier months. With an average temperature hovering around 28°C (82°F), the balmy days invite both locals and visitors to embrace the vibrant summer atmosphere. However, be prepared for frequent rain, as this month sees a significant uptick in precipitation, with numerous rainy days contributing to a lush landscape. The elevated humidity level can make the heat feel more intense, creating a tropical embrace that is uniquely September. Whether you’re soaking up the sun or dodging raindrops, Manzanillo’s September weather offers a dynamic experience for all. For more insights on weather patterns throughout the year, check out the full details at Manzanillo Climate.