September Weather in Cam Ranh, Vietnam

Last updated: August 28, 2025

In September, Cam Ranh, Vietnam experiences warm tropical weather, with maximum temperatures reaching a balmy 33°C (92°F) and an average of 28°C (83°F). The evenings cool off slightly, with minimum temperatures around 25°C (77°F). This month is characterized by significant rainfall, accumulating 165 mm (6.5 in) across 22 days, underscoring the region's high humidity levels averaging 87%. Visitors can expect a mix of warm, sunny days interspersed with refreshing showers, making it a time of lush landscapes and vibrant vegetation.

September Temperature in Cam Ranh

September in Cam Ranh, Vietnam, ushers in a delightful shift in weather, with temperatures maintaining a comfortable range. The month opens with nighttime lows around 25°C (77°F), gradually warming to an average of 28°C (83°F) during the day, making it ideal for outdoor activities. As summer’s peak begins to wane, the maximum temperatures dip slightly to a pleasant 33°C (92°F), offering a reprieve from the extremes felt in the preceding months. This transition not only enhances the region's charm but also invites travelers to explore its beautiful landscapes and vibrant culture under the gentle warmth of early autumn. Overall, September provides a perfect balance between warmth and breeziness, making it a lovely time to experience all that Cam Ranh has to offer.

September Weather in Cam Ranh: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Cam Ranh, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cam Ranh, 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).
JanFebMarAprMayJunJulAugSepOctNovDec767679818485848483817976
Data source: Temperature data for Cam Ranh 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.

September Precipitation in Cam Ranh

September marks a significant increase in precipitation for Cam Ranh, Vietnam, with an impressive 165 mm (6.5 in) of rain recorded over 22 days. This spike in rainfall not only highlights September as one of the wettest months but also signals the onset of the rainy season, setting the stage for even heavier downpours in the following months. Comparatively, the earlier months of the year, such as January and February, experience much lighter rainfall, with January yielding 123 mm (4.8 in) over 14 days. As the months progress, a clear trend emerges: precipitation volumes escalate dramatically, culminating in October and November, which are marked by torrential rains of 279 mm (11.0 in) and 437 mm (17.2 in), respectively. This pattern underscores the transition from the drier half of the year into a period characterized by frequent and intense rainfall, shaping both the climate and the landscape of Cam Ranh.

September Precipitation Trends in Cam Ranh

The chart displays monthly precipitation patterns in Cam Ranh, 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 Cam Ranh, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec123454666113536086165279437250
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Cam Ranh

In September, Cam Ranh, Vietnam experiences a high level of humidity, maintaining a consistent 87%, which mirrors the peak humidity observed in August. This marks a significant rise from the drier months of April and May, where humidity levels dipped to 76% and 78% respectively. The transition from summer into autumn brings increased moisture, evident in the gradual rise commencing from the moderate 78% in March to the more oppressive conditions of late summer. As the region heads into October, humidity remains high at 86%, suggesting that the trend toward elevated humidity is likely to persist, with November expected to bring even higher levels at 89%. This pattern illustrates the tropical climate of Cam Ranh, characterized by lush greenery and a rich environment, but also highlights the need for visitors to be prepared for the humid conditions that define the latter part of the year.

September Average Humidity in Cam Ranh

This chart illustrates the average monthly humidity levels in Cam Ranh, 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 Cam Ranh is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%79%78%76%78%84%86%87%87%86%89%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Cam Ranh

As summer transitions into autumn, September in Cam Ranh, Vietnam, maintains an impressive UV Index of 14, classifying it firmly in the extreme exposure category. Remarkably, the burn time remains consistent at just 10 minutes, mirroring the patterns seen throughout the preceding months of July and August. This continuity underscores a broader trend of high UV levels from January through September, where the UV Index rarely dips below 11. As you soak in the sun during this vibrant time of year, be mindful of the increased risks associated with high UV exposure. For more insights on the UV Index in this coastal paradise, check out Cam Ranh UV Index.

Maximum UV Index Levels in Cam Ranh for September

The chart shows the monthly maximum UV Index (UVI) for Cam Ranh 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 Cam Ranh typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111416151413141414131110
Data source: Cam Ranh 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 Cam Ranh

In September, Cam Ranh, Vietnam, offers a delightful blend of warmth and sunshine, boasting 292 hours of sunshine throughout the month. This gradual decrease from the sunnier peak of 326 hours in March marks the transition into autumn, yet still provides ample opportunities to soak up the sun. Following a vibrant summer, where sunshine hours hovered around 317 hours in August, September maintains a commendable brightness, ensuring that visitors can still enjoy outdoor activities and pristine beaches. As the days shorten and the crispness of October approaches, travelers can appreciate Cam Ranh’s charm under a softer sun, balancing beautiful days with the promise of restful evenings.

Monthly Sunshine Duration in Cam Ranh: September Highlighted

The September sunshine duration represents the total number of hours Cam Ranh 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.
JanFebMarAprMayJunJulAugSepOctNovDec248h293h326h316h325h304h314h317h292h278h265h275h
Data source: Cam Ranh September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Cam Ranh During September

In Cam Ranh, Vietnam, the likelihood of enjoying sunny weather in September significantly dips to just 13%. This trend marks a sharp decline following the summer months, where the sunshine probability hovers around 25% in both July and August. As we transition from vibrant summer to the approaching autumn, the chances of clear skies diminish notably, making September one of the less favorable months for sun-seekers. With October following closely with only a 9% chance of sunshine, it’s clear that this period is characterized by increased cloudiness and potential rainfall, steering outdoor enthusiasts to plan their visits during earlier months when the sunshine is more abundant.

Percentage of Sunny Days in September in Cam Ranh

The chart illustrates the percentage of sunny days in Cam Ranh 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 Cam Ranh experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%46%57%41%45%33%25%25%13%9%11%22%
Data source: Cam Ranh September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Cam Ranh in September

In Cam Ranh, Vietnam, September marks a continuation of the region's consistent daylight, with 12 hours of sunshine gracing the landscape. This duration reflects a stable pattern established earlier in the year, where both summer and the transition into early autumn maintain a strong average of 12 hours of daylight from March through September. Following this period, the daylight starts to taper off in October, returning to 11 hours as the year progresses towards winter. This trend highlights the region's tropical climate, providing ample opportunity for outdoor activities and beach enjoyment during the sun-soaked days of September.

Average Daylight Hours in Cam Ranh for September

The chart illustrates the variation in daylight duration in Cam Ranh throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 29m11h 44m12h 3m12h 23m12h 39m12h 48m12h 43m12h 29m12h 10m11h 50m11h 33m11h 25m
Data source: Cam Ranh daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Cam Ranh

In September, the coastal town of Cam Ranh, Vietnam, experiences a gentle breeze, with average wind speeds dropping to a calm 2.0 m/s (4 mph). This marks a significant decrease compared to the earlier months of the year, particularly from the more vigorous January winds that peak at 6.6 m/s (15 mph). Throughout the warmer months of June to August, the wind remains mild, averaging around 2.6 to 2.8 m/s, offering a tranquil ambiance. As the year progresses into October, the winds regain strength, reaching 2.7 m/s (6 mph) once more, hinting at a seasonal shift. Notably, this gentle September wind sets the stage for a serene transition into autumn, captivating both locals and visitors with its subtle charm.

Average September Wind Speed in Cam Ranh

The chart displays monthly wind speed patterns in Cam Ranh, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.65.24.02.72.42.82.62.72.0 m/s2.74.76.2
Data source: Cam Ranh September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Cam Ranh Compares to Other Months

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

In September, the weather is notably warmer, with average temperatures ranging from a minimum of 25°C (77°F) to a maximum of 33°C (92°F), paired with high humidity at 87%. This month also experiences significant rainfall, with 165 mm (6.5 in) spread across 22 days. In contrast, January offers a milder climate, where temperatures range from a minimum of 20°C (68°F) to a maximum of 28°C (82°F). Additionally, precipitation is lower in January, totaling 123 mm (4.8 in) over 14 days, and the humidity is slightly reduced at 82%. For more detailed information, you can check Cam Ranh weather in January.

In September, the weather is characterized by warmer temperatures, with a minimum of 25°C (77°F) and an average of 28°C (83°F), peaking at 33°C (92°F). This month experiences significant rainfall, with a total of 165 mm (6.5 in) spread over about 22 days, resulting in high humidity levels at 87%. In contrast, February offers a cooler climate with a minimum temperature of 18°C (66°F), an average of 24°C (76°F), and a maximum of 28°C (83°F). The precipitation in February is considerably lower at 45 mm (1.8 in) over just 10 days, and humidity is more manageable at 79%. For more specific details about February weather, you can visit Cam Ranh weather in February.

In September, the weather is characterized by higher temperatures, with a minimum of 25°C (77°F) and an average of 28°C (83°F), reaching a maximum of 33°C (92°F). This month also experiences significant rainfall, with 165 mm (6.5 in) spread over 22 days and a high humidity level of 87%. In contrast, March offers slightly cooler conditions, featuring a minimum temperature of 21°C (71°F), an average of 26°C (79°F), and a maximum of 31°C (87°F). Rainfall is notably lower at 46 mm (1.8 in) over 11 days, with humidity at a more comfortable 78%. For more insights on March weather, you can visit Cam Ranh weather in March.

In September, temperatures tend to be a bit warmer, with an average reaching 28°C (83°F) and maximums often hitting 33°C (92°F). This month is also characterized by higher humidity at 87% and significantly more precipitation, totaling 165 mm (6.5 in) over 22 days. In contrast, April experiences slightly cooler temperatures, with an average of 27°C (81°F) and maximums around 32°C (89°F). Additionally, April sees much less rainfall, with only 66 mm (2.6 in) over 16 days and lower humidity at 76%. For those looking for more detailed information on April weather, you can check Cam Ranh weather in April.

When comparing the weather in September and May, both months share similar temperature ranges, with minimums around 25°C (77°F) and maximums peaking at 33°C (92°F). However, September tends to be slightly wetter, receiving an average of 165 mm (6.5 in) of precipitation over 22 days, compared to May's 113 mm (4.5 in) over 18 days. Additionally, humidity levels are higher in September at 87%, compared to 78% in May, giving the former a more oppressive feel. For more specific details about the climate, you can refer to Cam Ranh weather in May.

September and June exhibit relatively similar warm temperatures, but with notable differences in precipitation and humidity. In September, the temperature ranges from a minimum of 25°C (77°F) to a maximum of 33°C (92°F), maintaining an average of 28°C (83°F), while June experiences slightly higher temperatures, with a minimum of 26°C (79°F), an average of 29°C (85°F), and a maximum of 34°C (93°F). However, September is significantly wetter, recording 165 mm (6.5 in) of rainfall over 22 days, compared to June's 53 mm (2.1 in) over just 11 days. Humidity levels are also slightly higher in September at 87%, compared to June's 84%. For a more detailed look at weather conditions in this period, check Cam Ranh weather in June.

In comparing the weather conditions of September and July, September typically experiences slightly cooler temperatures, with average highs of 33°C (92°F) compared to July's maximum of 34°C (93°F). Both months have similar humidity levels, with September at 87% and July at 86%, contributing to a muggy atmosphere. However, September sees significantly more rainfall, averaging 165 mm (6.5 in) over 22 days, while July experiences only 60 mm (2.4 in) across 14 days. For a detailed look at July's weather patterns, you can check Cam Ranh weather in July.

In comparing the weather of September and August, both months exhibit warm temperatures, but September tends to be slightly cooler. September's average temperature is 28°C (83°F), compared to August's 29°C (85°F), with maximums reaching 33°C (92°F) in September and 34°C (93°F) in August. Additionally, September experiences significantly higher precipitation, with 165 mm (6.5 in) recorded over 22 days, while August sees just 86 mm (3.4 in) over 14 days. Interestingly, both months maintain a consistent humidity level at 87%. For more detailed insights into August's weather conditions, you can check Cam Ranh weather in August.

In September, the weather remains quite warm, with temperatures ranging from a minimum of 25°C (77°F) to a maximum of 33°C (92°F) and an average of 28°C (83°F). However, the month experiences significant rainfall, accumulating to 165 mm (6.5 in) over 22 rainy days, coupled with high humidity at 87%.

In contrast, October sees a slight decrease in temperature, with an average of 27°C (81°F) and a maximum of 31°C (88°F), while the minimum temperature remains unchanged at 25°C (76°F). However, October is marked by much heavier rainfall, receiving 279 mm (11.0 in) across 27 days, and maintaining similar humidity levels at 86%. To explore more about the weather specifics in October, check out Cam Ranh weather in October.

In September, the weather typically features warm temperatures, with a minimum of 25°C (77°F) and an average high of 33°C (92°F). The month experiences significant rainfall, totaling 165 mm (6.5 in) over 22 days, resulting in a high humidity level of 87%. In contrast, November presents slightly cooler temperatures, with a minimum of 23°C (74°F) and an average maximum of 30°C (87°F). However, it sees a dramatic increase in rainfall, accumulating 437 mm (17.2 in) across 23 days, while humidity remains relatively high at 89%. For more detailed information on November weather, you can visit Cam Ranh weather in November.

In September, the weather is warmer, with temperatures ranging from a minimum of 25°C (77°F) to a maximum of 33°C (92°F) and an average temperature of 28°C (83°F). The month experiences significant rainfall, with 165 mm (6.5 in) of precipitation over 22 days and a humidity level of 87%. In contrast, December features cooler temperatures, where the minimum is 21°C (70°F), the average is 25°C (77°F), and the maximum reaches 28°C (83°F). Rainfall increases to 250 mm (9.8 in), also spread over 22 days, with a slightly higher humidity at 88%. For more details on December weather, you can check Cam Ranh weather in December.

Compare Cam Ranh's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Cam Ranh

As September rolls in, Cam Ranh experiences a shift in its weather, characterized by higher humidity and frequent rainfall compared to the drier summer months. The temperatures remain warm but are softened by the increased cloud cover and regular precipitation, marking a transition into the wetter season. With about 22 days of rain, outdoor plans may require some flexibility, but the lush landscapes and vibrant greenery that emerge from this rain add a unique charm to the region. Exploration enthusiasts and nature lovers will find September's humidity and tropical ambiance refreshing, making it a distinctive time to enjoy the beauty of Cam Ranh. For more detailed insights on what to expect throughout the year, visit Cam Ranh Climate.