July Weather in Hoi An, Vietnam

Last updated: August 28, 2025

July in Hoi An, Vietnam is characterized by warm, tropical weather, with daytime maximum temperatures reaching up to 36°C (97°F) and an average of 30°C (86°F). Visitors can expect a minimum of 26°C (79°F) in the cooler hours of the night. This month also brings significant rain, with an average precipitation amount of 146 mm (5.8 in) over 18 days, contributing to a humidity level of approximately 85%. Travelers should prepare for a vibrant, yet humid atmosphere, typical of Hoi An's bustling summer season.

July Temperature in Hoi An

In July, Hoi An experiences warm and humid conditions, with temperatures showcasing a steady reliance on the summer heat. The minimum temperature hovers around 26°C (79°F), while the average remains comfortably at 30°C (86°F), providing a pleasant atmosphere for exploring the city's rich heritage. However, the maximum reaches up to 36°C (97°F), reminding visitors of the tropical climate's intensity. This month marks a slight decrease in maximum temperatures compared to June, suggesting a gradual moderation as the summer progresses. Overall, July serves as a vibrant midpoint in Hoi An’s seasonal cycle, enticing travelers with its blend of warmth and cultural allure.

July Weather in Hoi An: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Hoi An, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hoi An, July 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).
JanFebMarAprMayJunJulAugSepOctNovDec727277798487868683807773
Data source: Temperature data for Hoi An 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.

July Precipitation in Hoi An

In July, Hoi An experiences a notable increase in precipitation, with 146 mm (5.8 inches) of rain falling over approximately 18 days. This is part of a broader rainy season trend, as July marks a transition towards the wetter months ahead. The rainfall is significantly higher than June, which only saw 69 mm (2.7 inches) over 13 days, indicating a shift in weather patterns. As this tropical paradise heads into August and September, the precipitation continues to rise, peaking dramatically in October. This gradual accumulation not only refreshes the lush landscapes but also prepares the region for the heavy rains that often follow.

July Precipitation Trends in Hoi An

The chart displays monthly precipitation patterns in Hoi An, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Hoi An, July typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec16184807910869146142246533596356
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

July Humidity in Hoi An

In July, Hoi An experiences a humidity level of 85%, maintaining the trend of high humidity prevalent during the summer months. As the year progresses from the drier days of April with 75% humidity, the levels begin to climb, notably peaking in the autumn months of September and October at 88% and 90%, respectively. This steady rise highlights the tropical climate's influence, as humidity remains consistently elevated through the summer and into late fall. The mild drop from June's humidity of 85%, coupled with the upcoming months’ gradual increases, creates a sultry atmosphere that defines Hoi An's characteristic weather, making it essential for visitors to prepare for the mugginess that often accompanies the region's stunning views and rich cultural experiences.

July Average Humidity in Hoi An

This chart illustrates the average monthly humidity levels in Hoi An, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Hoi An is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%83%78%75%80%85%85%87%88%90%91%89%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Hoi An

In July, Hoi An, Vietnam, experiences an extreme UV Index of 14, with a burn time of just 10 minutes. This pattern reflects a broader trend throughout the summer months, where the UV Index consistently hovers in the extreme zone, peaking at 15 in April and remaining high until the arrival of cooler temperatures in November. With the intensity of the sun persisting in this tropical paradise, it's essential for visitors and locals alike to maintain proper sun protection. As you explore the vibrant streets and stunning beaches, stay informed about the UV Index to ensure a safe and enjoyable experience. For more details, check out the complete Hoi An UV Index.

Maximum UV Index Levels in Hoi An for July

The chart shows the monthly maximum UV Index (UVI) for Hoi An in July, 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 July, the maximum UV index in Hoi An typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121415141314141312109
Data source: Hoi An July 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.

July Sunshine in Hoi An

In July, Hoi An basks in approximately 317 hours of sunlight, continuing a delightful streak of bright days that began in May with its peak of 329 hours. The sunlight hours show a subtle decline during the summer months, as June and August follow closely behind with 315 and 318 hours, respectively. This trend indicates a summer full of warmth, making July an ideal time to explore Hoi An’s charming streets and stunning architecture under the vibrant sun. The city's radiant glow in the heart of summer sets the perfect stage for unforgettable adventures, as daylight gently tapers off towards the end of the year.

Monthly Sunshine Duration in Hoi An: July Highlighted

The July sunshine duration represents the total number of hours Hoi An experiences direct sunlight during the month of July, excluding cloudy or obstructed periods. This chart compares the sunshine duration of July with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec210h271h315h301h329h315h317h318h302h273h239h229h
Data source: Hoi An July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Hoi An During July

In Hoi An, Vietnam, the likelihood of sunny weather in July stands at a modest 29%, reflecting a trend of increased cloudiness as the summer months progress. While June sees a slightly better chance of sunshine, at 27%, July's percentages significantly drop compared to the sunnier days of February and March, which boast 55% and 48% respectively. This pattern suggests that while travelers might still enjoy some sunny spells, July typically brings a mix of clouds and the possibility of rain, making it a less certain choice for those seeking clear blue skies. As the monsoon season approaches in August with only 22% sunshine, planning ahead for outdoor activities is advisable.

Percentage of Sunny Days in July in Hoi An

The chart illustrates the percentage of sunny days in Hoi An throughout the year, with July 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 Hoi An experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec25%55%48%47%49%27%29%22%23%14%24%23%
Data source: Hoi An July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Hoi An in July

In July, Hoi An enjoys an average of 12 hours of daylight, maintaining a consistent trend seen in the preceding months of April through June and continuing into August and September. This stable daylight duration creates an ideal atmosphere for both exploration and relaxation, with the vibrant hues of the city beautifully illuminated. Notably, the transition from spring to summer brings a gradual increase in daylight, peaking at 13 hours in June before slightly tapering off in July. As the year progresses, daylight hours will once again recede, dipping back to 11 hours by October, marking the start of a quieter, yet equally enchanting, season in this coastal gem.

Average Daylight Hours in Hoi An for July

The chart illustrates the variation in daylight duration in Hoi An throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 17m11h 36m12h 2m12h 29m12h 51m13h 2m12h 57m12h 37m12h 11m11h 45m11h 22m11h 11m
Data source: Hoi An daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Hoi An

In July, Hoi An experiences a gentle breeze with an average wind speed of 2.6 m/s (6 mph), maintaining a moderate flow reminiscent of the summer atmosphere. This slight increase from the preceding month reflects a transitional phase as the city heads toward the more blustery months ahead. Although this speed may seem modest, it adds a refreshing touch to the warm summer days, contrasting the more tranquil winds of June. As we move towards the end of the year, November and December promise stronger gusts, peaking at 3.5 m/s (8 mph) and 3.8 m/s (8 mph) respectively, suggesting that the gentle winds of July serve as a precursor to the invigorating breezes that will soon envelop the ancient town.

Average July Wind Speed in Hoi An

The chart displays monthly wind speed patterns in Hoi An, with values for each month shown alongside July's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how July's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.02.53.02.62.82.12.6 m/s2.42.83.33.53.8
Data source: Hoi An July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Hoi An Compares to Other Months

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

In July, temperatures in Hoi An soar, with minimums around 26°C (79°F) and averages reaching up to 30°C (86°F), peaking at a hot 36°C (97°F). The month is marked by high humidity at 85% and frequent rainfall, totaling 146 mm (5.8 in) over 18 days. In contrast, January presents a cooler climate, with temperatures ranging from a minimum of 16°C (61°F) to an average of 22°C (73°F), and maximums of 28°C (84°F). Although January experiences slightly more rainfall of 161 mm (6.4 in) over 19 days, the humidity remains comparable at 86%. For more details on January weather in Hoi An, visit Hoi An weather in January.

In comparing the weather between July and February, July experiences significantly higher temperatures, with average highs reaching 30°C (86°F) and peaks at 36°C (97°F), while February offers milder conditions, averaging at 22°C (73°F) with a maximum of 30°C (85°F). Additionally, July is marked by increased rainfall, receiving 146 mm (5.8 in) over 18 days, compared to February's 84 mm (3.3 in) across 12 days. Despite slightly higher humidity in July at 85%, February remains relatively humid at 83%. For an in-depth look at February weather specifics, you can visit Hoi An weather in February.

In comparing the weather of July and March, July experiences significantly higher temperatures, with a minimum of 26°C (79°F) and an average of 30°C (86°F), peaking at a scorching 36°C (97°F). In contrast, March offers milder conditions, with temperatures ranging from a minimum of 19°C (67°F) to a maximum of 31°C (89°F), making it generally more comfortable. July also sees much more precipitation, with 146 mm (5.8 in) falling over 18 days, while March has 80 mm (3.2 in) spread across 11 days. Additionally, humidity levels are higher in July at 85% compared to 78% in March, indicating a more muggy climate during the summer month. For more detailed weather insights in March, check out Hoi An weather in March.

In comparing the weather between July and April, we observe significant differences in temperature and precipitation. July typically experiences higher temperatures, with minimums around 26°C (79°F) and averages of 30°C (86°F), compared to April's cooler minimum of 20°C (69°F) and average of 26°C (80°F). Additionally, July sees maximum temperatures soar to 36°C (97°F), whereas April peaks at a lower 34°C (94°F). When it comes to rainfall, July is rainier, with 146 mm (5.8 in) over 18 days, compared to April's 79 mm (3.1 in) over just 10 days. Notably, the humidity is also higher in July, reaching 85%, while April maintains a more comfortable level at 75%. For a closer look at April's weather specifics, you can refer to Hoi An weather in April.

In comparing the weather of July and May, both months exhibit hot temperatures with July generally being slightly warmer. July experiences a minimum temperature of 26°C (79°F) and an average of 30°C (86°F), while May has slightly cooler minimums (23°C / 74°F) and averages (29°C / 84°F). Interestingly, both months see a maximum temperature reach 36°C (96°F in May and 97°F in July). However, July is marked by higher humidity levels at 85%, compared to May's 80%, making the heat feel more intense. Additionally, July receives more precipitation, accumulating 146 mm (5.8 in) over 18 days, compared to May's 108 mm (4.3 in) over 14 days. For more specific details about May weather, you can visit Hoi An weather in May.

In comparing the weather patterns of July and June, both months exhibit similar average temperatures, with a minimum of 26°C and an average of around 30°C. However, July sees a slightly lower maximum temperature of 36°C compared to June's peak of 37°C. Precipitation levels are notably higher in July, totaling 146 mm over 18 days, whereas June experiences only 69 mm over 13 days. Despite these differences in rainfall, both months maintain a consistent humidity level of 85%. For a more detailed look at June weather in Hoi An, you can visit Hoi An weather in June.

In July, the temperatures in Hoi An typically range from a minimum of 26°C (79°F) to a maximum of 36°C (97°F), with an average of 30°C (86°F). During this month, the area experiences about 146 mm (5.8 in) of precipitation over 18 days, coupled with high humidity levels averaging 85%. By contrast, August sees slightly cooler minimum temperatures at 25°C (78°F) while maintaining the same average and maximum temperatures. The precipitation in August is marginally lower at 142 mm (5.6 in) but occurs over a longer period of 19 days, with humidity increasing slightly to 87%. Overall, while both months share similar temperature ranges, August tends to be slightly wetter and more humid. For a detailed look at what to expect, check out Hoi An weather in August.

In comparing the weather between July and September, July experiences slightly higher average temperatures, with a minimum of 26°C (79°F) and an average of 30°C (86°F), peaking at 36°C (97°F). However, September sees a drop in maximum temperatures to 34°C (94°F) while maintaining a similar minimum of 25°C (77°F) and a slightly lower average of 29°C (84°F). Conversely, September is characterized by significantly greater precipitation, totaling 246 mm (9.7 in) over 23 days compared to July's 146 mm (5.8 in) across 18 days, and it also exhibits marginally higher humidity at 88%. For more detailed information about Hoi An weather in September, visit Hoi An weather in September.

In July, the weather is characterized by higher temperatures, with a minimum of 26°C (79°F) and an average of 30°C (86°F), peaking at 36°C (97°F). This month experiences significant precipitation of 146 mm (5.8 in) across 18 days, coupled with a humidity level of 85%.

Conversely, October presents a shift to cooler temperatures, featuring a minimum of 23°C (73°F) and an average of 27°C (80°F), with a maximum of 32°C (90°F). However, it is notably wetter, with 533 mm (21.0 in) of rain over 25 days and a slight increase in humidity at 90%.

For more details on the weather specifics, you can check Hoi An weather in October.

In July, Hoi An experiences warm temperatures with a minimum of 26°C (79°F) and an average high of 30°C (86°F), though it can reach up to 36°C (97°F) on particularly hot days. The month sees considerable rainfall, with 146 mm (5.8 in) of precipitation spread over 18 days, accompanied by high humidity levels of around 85%.

In contrast, November brings cooler temperatures, with a minimum of 21°C (71°F) and an average high of 25°C (77°F), peaking at 30°C (85°F). However, this month is significantly wetter, accumulating 596 mm (23.5 in) of rain over 23 days, and the humidity rises slightly to 91%. For more insights on the weather in November, visit Hoi An weather in November.

In July, Hoi An experiences hot and humid weather, with average temperatures soaring to around 30°C (86°F) and maximums reaching up to 36°C (97°F). This month sees significant rainfall, totaling 146 mm (5.8 in) over approximately 18 days, contributing to a high humidity level of 85%. In contrast, December offers a more temperate climate, with average temperatures around 23°C (73°F) and highs peaking at 28°C (83°F). However, this month is wetter overall, with precipitation levels rising to 355 mm (14.0 in) over 24 days and humidity at 89%. For more detailed information, you can check Hoi An weather in December.

Compare Hoi An's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Hoi An

In July, Hoi An experiences hot and humid conditions, with temperatures soaring to their peak, making it one of the warmest months of the year. The average heat, combined with high humidity levels around 85%, creates a sticky atmosphere that contrasts sharply with cooler months. While rain is frequent, with 18 precipitation days contributing to about 146 mm of rainfall, July is characterized by brief yet intense downpours rather than prolonged drizzle. This climatic combination invites visitors to embrace the vibrant summer vibe of Hoi An, despite the occasional rain. For a deeper dive into the unique climate patterns throughout the year, explore Hoi An Climate.