September Weather in Hoa Binh, Vietnam

Last updated: August 28, 2025

September in Hoa Binh, Vietnam presents a blend of warmth and moisture, marking a transitional period in the region’s climate. Temperatures typically soar to a maximum of 35°C (95°F), while settling at a comfortable average of 26°C (79°F). The month sees a minimum temperature of around 18°C (65°F), providing a refreshing respite from the heat. However, precipitation is abundant, with total rainfall reaching 225 mm (8.8 in) over approximately 21 rainy days, contributing to high humidity levels averaging 85%. Visitors can expect a lush, vibrant landscape during this wet season, making it a uniquely atmospheric time to experience Hoa Binh's natural beauty.

September Temperature in Hoa Binh

As September arrives in Hoa Binh, Vietnam, the temperatures begin to show a subtle shift, indicating the transition from the sweltering summer months to the milder embrace of autumn. With a minimum of 18°C (65°F) and a comfortable average of 26°C (79°F), it’s a refreshing time for both locals and travelers. While daytime highs can still reach 35°C (95°F), this decrease from the peak summer heat invites outdoor exploration and enjoyment of the stunning landscapes. The contrast with the preceding months is noticeable, as temperatures begin to cool slightly, bringing a welcome reprieve from the summer's intensity and hinting at the charm of the coming fall season.

September Weather in Hoa Binh: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Hoa Binh, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hoa Binh, 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).
JanFebMarAprMayJunJulAugSepOctNovDec636472757982817978746963
Data source: Temperature data for Hoa Binh 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 Hoa Binh

In September, Hoa Binh experiences a significant shift in its precipitation patterns, with 225 mm (8.8 in) of rain falling over 21 days, marking a slight decrease from the heavy deluge of 301 mm (11.9 in) in August. This month signals a transition towards the end of the wet season, though the rain remains plentiful, providing vital moisture for the lush landscapes. Following the peak precipitation months of July and August, where the region received significant rainfall, September's pattern still underscores the dominance of the monsoon's influence, as the lush greenery continues to thrive under the frequent showers. This consistency in rainfall indicates that while the heavy rains may be tapering off, the region remains firmly within the grasp of its lush, tropical climate.

September Precipitation Trends in Hoa Binh

The chart displays monthly precipitation patterns in Hoa Binh, 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 Hoa Binh, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec4043681151401422333012252787962
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Hoa Binh

As September rolls into Hoa Binh, Vietnam, the humidity remains notably high at 85%, reflecting a lingering grip of the wet season. This month marks a slight decrease from the soaring levels of August, which peaked at 93%, yet it still stands significantly above the yearly average. The humidity trend reveals a clear progression from a drier April at 47% to these later summer months, where readings have consistently spiked. The increasing humidity through the summer months heightens the tropical character of the region, suggesting a transition into the more temperate months of October and beyond, where moisture levels begin to recede. Thus, September serves as a potent reminder of Hoa Binh's lush, verdant landscapes nourished by its pronounced humidity, setting the stage for the gradual shift towards drier air in the following months.

September Average Humidity in Hoa Binh

This chart illustrates the average monthly humidity levels in Hoa Binh, 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 Hoa Binh is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec65%63%54%47%67%81%92%93%85%78%73%69%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Hoa Binh

In September, Hoa Binh, Vietnam, experiences a UV Index of 14, classifying it within the extreme exposure category. This trend follows a consistent pattern seen throughout the summer months, where the UV Index has remained elevated, peaking at 15 in both July and August. As the year transitions into September, while the index slightly drops, the **burn time remains a quick 10 minutes, highlighting the persistent need for sun protection. This extreme UV exposure underscores the importance of staying vigilant against solar radiation throughout this period. To learn more about the UV Index in this region, visit Hoa Binh UV Index.

Maximum UV Index Levels in Hoa Binh for September

The chart shows the monthly maximum UV Index (UVI) for Hoa Binh 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 Hoa Binh typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9111314151415151412108
Data source: Hoa Binh 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 Hoa Binh

In Hoa Binh, Vietnam, September shines with an impressive 271 hours of sunshine, marking it as a vibrant month in the region's weather calendar. As the year progresses from January's modest 229 hours, sunlight gradually intensifies, peaking in May with a dazzling 300 hours. This trend showcases the slow buildup of warmth, as each month invites more sunshine until the peak of summer. While August experiences a slight dip to 239 hours, September offers a delightful balance, providing the perfect blend of lingering summer warmth and the crisp beginnings of autumn. As the year winds down, October and November follow suit, maintaining notable sunshine levels with 272 and 282 hours respectively, reinforcing Hoa Binh's appeal for sun-seekers and outdoor enthusiasts alike.

Monthly Sunshine Duration in Hoa Binh: September Highlighted

The September sunshine duration represents the total number of hours Hoa Binh 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.
JanFebMarAprMayJunJulAugSepOctNovDec229h276h297h290h300h277h266h239h271h272h282h281h
Data source: Hoa Binh September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Hoa Binh During September

In September, Hoa Binh, Vietnam, sees a notably low chance of sunny weather, with the likelihood dropping to a mere 15%. This marks a continuation of the declining trend in sunshine hours that begins in the summer months—July and August, where the sun rarely breaks through, registering just 18% and 13% respectively. As the region transitions from the peak of wet season, expectations for clear skies remain subdued, positioning September among the months with the least sunshine. In contrast, the year begins with a brighter outlook in January and February, boasting chances of sun at 38% and 43%. Thus, if you're planning a visit, be ready for a mix of clouds and occasional sun, but manage your expectations regarding bright sunny days.

Percentage of Sunny Days in September in Hoa Binh

The chart illustrates the percentage of sunny days in Hoa Binh 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 Hoa Binh experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec38%43%29%20%35%16%18%13%15%14%33%45%
Data source: Hoa Binh September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Hoa Binh in September

In Hoa Binh, Vietnam, September marks a transitional phase in daylight duration, offering 12 hours of sunlight each day. This aligns with the preceding months of August and reflects a steady consistency that characterizes the latter part of the summer. As the days gradually shorten, the region transitions from the summer peak of 13 hours in May through July, illustrating a subtle shift towards the cooler months ahead. With October dropping to 11 hours and December further declining to 10 hours, the decreasing daylight serves as a gentle reminder of the changing seasons, inviting residents and visitors alike to savor the last moments of sunlight before autumn's embrace deepens.

Average Daylight Hours in Hoa Binh for September

The chart illustrates the variation in daylight duration in Hoa Binh throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 5m11h 30m12h 1m12h 34m13h 2m13h 15m13h 8m12h 44m12h 13m11h 41m11h 12m10h 58m
Data source: Hoa Binh daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Hoa Binh

As September unfolds in Hoa Binh, Vietnam, the winds begin to whisper a soft lullaby, with an average wind speed dipping to 0.9 m/s (2 mph). This gentle breeze marks a transition from the slightly stronger gusts of summer, revealing a calming trend as the region prepares for the approaching autumn. While the months leading up to September experience a consistent flow of mild winds averaging around 1.1 to 1.4 m/s, the reduction in wind speed this month reflects a serene shift in the landscape. The quiet atmosphere invites locals and visitors alike to bask in the beauty of the changing season, where the subtle change in wind carries with it the promise of cooler days ahead.

Average September Wind Speed in Hoa Binh

The chart displays monthly wind speed patterns in Hoa Binh, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.11.21.21.01.11.41.21.30.9 m/s0.91.01.1
Data source: Hoa Binh September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Hoa Binh Compares to Other Months

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

September and January present contrasting weather patterns. In September, temperatures range from a minimum of 18°C (65°F) to a maximum of 35°C (95°F), with an average of 26°C (79°F). This month is characterized by high humidity at 85% and significant rainfall, totaling 225 mm (8.8 in) over 21 days. In stark contrast, January features much cooler temperatures, with a minimum of 5°C (41°F), an average of 17°C (63°F), and a maximum of 32°C (90°F). Rainfall is considerably less in January, with only 40 mm (1.6 in) over 10 days, accompanied by a drier humidity level of 65%. For more details on January weather, you can check Hoa Binh weather in January.

September and February present notably contrasting weather conditions. In September, the temperatures range from a minimum of 18°C (65°F) to a scorching maximum of 35°C (95°F), with an average of 26°C (79°F). This month is also characterized by high humidity at 85% and considerable precipitation of 225 mm (8.8 in) over 21 days, making it a particularly damp and warm period. Conversely, February experiences cooler temperatures, with a minimum of 6°C (44°F) and a maximum of 34°C (94°F), averaging 18°C (64°F). Precipitation is significantly lower at 43 mm (1.7 in) over just 8 days and humidity drops to 63%, resulting in a more comfortable and dry climate. For a more detailed view of February's weather, visit Hoa Binh weather in February.

September and March present contrasting weather patterns. In September, the average temperature is warmer, ranging from a minimum of 18°C (65°F) to a maximum of 35°C (95°F), accompanied by high humidity levels at 85%. This month also sees significant rainfall, totaling 225 mm (8.8 in) over 21 days, contributing to a rather sultry atmosphere. In contrast, March features a cooler average temperature, with a minimum of 11°C (53°F) and a maximum of 34°C (94°F), resulting in a more comfortable climate. Precipitation in March is considerably lower, with 68 mm (2.7 in) across 14 days and humidity at a moderate 54%. For more specific weather details, you can visit Hoa Binh weather in March.

September and April present contrasting weather patterns. In September, temperatures range from a mild 18°C (65°F) at night to a hot 35°C (95°F) during the day, with an average temperature of 26°C (79°F). This month is characterized by high humidity at 85% and significant rainfall, totaling 225 mm (8.8 in) over 21 days, leading to a generally damp atmosphere. In contrast, April offers a slightly cooler experience with temperatures that vary between 13°C (55°F) and a hot 37°C (100°F), averaging 24°C (75°F). Precipitation is lower at 115 mm (4.5 in) across 16 days, and humidity is notably reduced to 47%, resulting in a drier and more comfortable environment. For more detailed insights, check out Hoa Binh weather in April.

In comparing the weather of September and May, both months share a similar average temperature of around 26°C (79°F). However, September experiences a wider temperature range with a minimum of 18°C (65°F) and a maximum of 35°C (95°F), while May can reach much higher temperatures, peaking at 39°C (103°F). Additionally, September tends to be more humid, with humidity levels at 85% compared to May's 67%. Rainfall is also more prevalent in September, with 225 mm (8.8 in) over 21 days, as opposed to May's 140 mm (5.5 in) across 19 days. For more detailed information on May weather, you can check Hoa Binh weather in May.

When comparing the weather in September and June, we see distinct differences in temperature and precipitation. In September, the average temperature ranges from a mild 18°C (65°F) to a high of 35°C (95°F), while June features warmer temperatures, with a minimum of 22°C (72°F) and a maximum soaring up to 39°C (103°F). Additionally, September experiences more rainfall, with 225 mm (8.8 in) over 21 days, compared to June's 142 mm (5.6 in) over just 13 days. Humidity levels are somewhat similar, with September at 85% and June slightly lower at 81%. For a detailed look into weather specifics during June, you can refer to Hoa Binh weather in June.

When comparing the weather in July and September, July tends to be hotter, with minimum temperatures averaging around 21°C (70°F) and maximums reaching up to 37°C (100°F). In contrast, September features slightly cooler temperatures, with minimums of 18°C (65°F) and maximums of 35°C (95°F). Both months experience considerable rainfall, with July receiving 233 mm (9.2 in) over 18 days, while September totals 225 mm (8.8 in) spread across 21 days. Additionally, humidity levels in July are higher at 92% compared to September's 85%. For a more detailed look at July weather, visit Hoa Binh weather in July.

In comparing the weather conditions in September and August, we see that September experiences a slightly lower average temperature of 26°C (79°F), similar to August, but with a lower minimum of 18°C (65°F) compared to August's minimum of 22°C (72°F). Both months see a maximum temperature reaching around 35°C (95°F) to 36°C (96°F), indicating a somewhat stable temperature range. However, September has significantly less precipitation, with 225 mm (8.8 in) over 21 days, compared to August's 301 mm (11.9 in), also over 21 days. Humidity levels are slightly lower in September at 85%, compared to August's 93%. For more details on August weather patterns, you can visit Hoa Binh weather in August.

September and October display a noticeable shift in weather patterns. In September, temperatures range from a minimum of 18°C (65°F) to a maximum of 35°C (95°F), with an average of 26°C (79°F). This month is characterized by high humidity at 85% and significant rainfall, totaling 225 mm (8.8 in) over 21 days. In contrast, October experiences cooler temperatures, with a minimum of 14°C (58°F) and a maximum of 33°C (92°F), averaging 23°C (74°F). Although October brings even more rainfall at 278 mm (10.9 in) over 22 days, the humidity decreases slightly to 78%. For a closer look at specific weather trends in October, you can visit Hoa Binh weather in October.

In September, the weather is typically warmer and more humid, with average temperatures around 26°C (79°F) and maximums reaching up to 35°C (95°F). This month also sees significant rainfall, totaling 225 mm (8.8 in) over 21 days, contributing to a humidity level of 85%. In contrast, November experiences cooler temperatures, with an average of 21°C (69°F) and a maximum of 33°C (92°F). The precipitation decreases substantially to 79 mm (3.1 in) over just 13 days, and humidity slips to 73%, making it generally more comfortable. For more specific details on how conditions might differ in this month, you can check Hoa Binh weather in November.

September and December present a notable contrast in weather patterns. In September, temperatures range from a minimum of 18°C (65°F) to a maximum of 35°C (95°F), with an average of 26°C (79°F). The month is characterized by high humidity levels of 85% and substantial rainfall, totaling 225 mm (8.8 in) across 21 days. In stark contrast, December experiences a cooler climate, with temperatures varying from 5°C (41°F) to 30°C (86°F) and an average of 17°C (63°F). Precipitation drops significantly to 62 mm (2.4 in) over just 12 days, and humidity levels decrease to 69%. For more details on the specific weather conditions in December, you can visit Hoa Binh weather in December.

Compare Hoa Binh's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Hoa Binh

As September unfolds in Hoa Binh, expect a noticeable shift in the weather, marked by higher humidity levels and increased precipitation compared to the drier summer months. This transition ushers in cooler temperatures, providing a refreshing break from the sweltering heat of July and August. With an average temperature of around 26°C (79°F), daily conditions are perfect for exploring the lush landscapes, despite the frequent rain showers that grace nearly three-quarters of the month. For a deeper insight into Hoa Binh’s unique weather patterns, check out Hoa Binh Climate.