September Weather in Tawang, India

Last updated: August 21, 2025

September in Tawang, India is characterized by a mild and refreshing climate, with maximum temperatures reaching 20°C (69°F) and an average of 12°C (54°F). The month is marked by a significant amount of rainfall, totaling around 300 mm (11.8 in) spread over 28 days, leading to a high humidity level of 92%. This combination of cool temperatures and frequent precipitation creates a lush, vibrant landscape, making Tawang an enchanting destination for nature lovers and adventure seekers alike. Whether exploring the scenic beauty or soaking in the cultural richness, September offers a unique atmosphere to experience this breathtaking region.

September Temperature in Tawang

September in Tawang, India, marks a gentle transition as the temperatures begin to rise from the cooler summer months. The minimum temperature hovers around 4°C (39°F), while the average settles at a refreshing 12°C (54°F), making it a comfortable time for exploration. The maximum temperature reaches a pleasant 20°C (69°F), allowing visitors to enjoy the stunning landscapes without the intense chill of winter. This month feels like a soft embrace of autumn, with the gradual warmth hinting at the vibrancy of nature that Tawang has to offer. As the leaves change and the beauty of the region unfolds, September is undeniably a delightful time to experience the charm of Tawang.

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

The chart illustrates September temperature patterns in Tawang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tawang, 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).
JanFebMarAprMayJunJulAugSepOctNovDec252834414754565654473831
Data source: Temperature data for Tawang 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 Tawang

In September, Tawang experiences a significant precipitation dip compared to the preceding months, recording about 300 mm (11.8 in) over 28 days. This marks a noticeable decrease from the monsoon peak in July, where the region grapples with a staggering 588 mm (23.1 in), but still shows strong rainfall typical for this transitional month. As the monsoon recedes, September embodies a blend of lingering rain and the anticipation of clearer skies, bridging the lush, wet conditions of late summer into the drier months of autumn. This dynamic rainfall pattern not only influences local agriculture but also shapes the vibrant ecological landscape that defines Tawang.

September Precipitation Trends in Tawang

The chart displays monthly precipitation patterns in Tawang, 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 Tawang, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec30791842193604355883863001093535
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Tawang

As September arrives in Tawang, humidity levels remain notably high at 92%, consistent with the peak monsoon months of July and August. This trend indicates a significant shift from the drier days of April and May, where humidity dipped as low as 45%. The transition into autumn still carries the lingering warmth and moisture from the summer, making September one of the more humid months of the year. Following September, humidity gradually begins to decrease, dropping to 89% in October as the region prepares for the cooler months ahead. This rhythmic fluctuation highlights Tawang's unique climatic pattern, where dampness prevails before giving way to crisper air.

September Average Humidity in Tawang

This chart illustrates the average monthly humidity levels in Tawang, 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 Tawang is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%71%50%45%76%88%93%92%92%89%86%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Tawang

In September, Tawang experiences a notably high UV Index of 14, categorized as extreme, with a burn time of just 10 minutes. This marks a slight decrease from the peak values seen in the preceding months of July and August, which recorded a UV Index of 17 and 16, respectively. Throughout the summer, from February to September, the UV Index consistently remains in the extreme zone, reflecting the region's intense sun exposure during this period. As autumn approaches, UV levels begin to drop, signaling a shift toward less hazardous conditions. For more insights on UV exposure levels, explore the detailed Tawang UV Index.

Maximum UV Index Levels in Tawang for September

The chart shows the monthly maximum UV Index (UVI) for Tawang 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 Tawang typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec811121516161716141297
Data source: Tawang 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 Tawang

As summer gracefully transitions into autumn, September in Tawang, India, brings a delightful 245 hours of sunshine—a pleasant respite after the monsoons. This month showcases a significant rebound from the cloudier days of July, which recorded only 179 hours of sunlight. While September may not boast the peak brightness of March's impressive 329 hours, it still reflects a healthy glow, nestled comfortably between the vibrant months of August and October. This trend illustrates Tawang's gradual shift towards clearer skies and the anticipation of crisp fall days, making it an ideal time for exploration and immersion in the region's breathtaking landscapes.

Monthly Sunshine Duration in Tawang: September Highlighted

The September sunshine duration represents the total number of hours Tawang 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.
JanFebMarAprMayJunJulAugSepOctNovDec237h280h329h322h316h271h179h227h245h306h286h287h
Data source: Tawang September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Tawang During September

In Tawang, India, the odds of enjoying sunny weather in September are relatively modest, with a likelihood of 19%. This marks a slight recovery from the peak monsoon months of July and August, which feature a dismal chance of sunshine at just 3% and 2%, respectively. As the year progresses into autumn, the sun begins to peek through more frequently, with the probability of sunny days increasing significantly to 40% by October. Comparatively, September's sunshine potential remains among the lower figures throughout the year, but it hints at a gradual transition toward brighter days, following the heavy rains of the summer months. Overall, while September may not be the sunniest month in Tawang, it signifies the gradual shift toward a clearer and more pleasant climate.

Percentage of Sunny Days in September in Tawang

The chart illustrates the percentage of sunny days in Tawang 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 Tawang experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec49%46%27%34%13%8%3%2%19%40%47%52%
Data source: Tawang September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Tawang in September

In September, Tawang experiences a daylight duration of approximately 12 hours, marking a gentle transition as the region shifts from the longer days of summer. Following a peak of 13 hours from May through August, September signals a gradual dwindling of daylight, as the sun begins its descent towards autumn. This month parallels the daylight hours seen in March and April, suggesting a balanced equilibrium before the onset of shorter days in October. Overall, the trend showcases Tawang's vibrant seasonal rhythm, inviting both locals and visitors to enjoy the natural beauty illuminated by the waning summer sun.

Average Daylight Hours in Tawang for September

The chart illustrates the variation in daylight duration in Tawang throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 36m11h 12m12h12h 49m13h 30m13h 50m13h 40m13h 4m12h 17m11h 28m10h 46m10h 25m
Data source: Tawang daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Tawang

As autumn rolls into Tawang in September, the winds start to whisper softer tones, with average speeds dropping to a gentle 0.9 m/s (2 mph). This marks a slight decline from the previous summer months, reflecting a seasonal transition as the lush greenery begins to prepare for the cooler days ahead. The winds remained consistently light throughout the summer, peaking only modestly in April. In comparison to January's calm breezes of 1.2 m/s, September's subtle airflow invites a serene atmosphere, perfect for basking in the breathtaking landscapes. As autumn progresses, Tawang's winds may continue to shift, but this tranquil September air embodies the allure of winding down into fall.

Average September Wind Speed in Tawang

The chart displays monthly wind speed patterns in Tawang, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.21.21.31.41.21.10.91.00.9 m/s1.11.11.1
Data source: Tawang September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Tawang Compares to Other Months

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

September and January present starkly contrasting weather conditions. In September, temperatures range from a minimum of 4°C (39°F) to a maximum of 20°C (69°F), with an average of 12°C (54°F). This month is marked by high humidity levels at 92% and significant precipitation totaling 300 mm (11.8 in) spread over 28 days, resulting in a lush and often rainy atmosphere. In contrast, January experiences frigid temperatures, with a minimum of -25°C (-13°F) and a maximum of 11°C (53°F), averaging -4°C (25°F). The precipitation dramatically decreases to just 30 mm (1.2 in) over 8 days, and humidity drops to 70%, creating a dry and biting cold environment. For more detailed information, visit Tawang weather in January.

September and February present starkly contrasting weather conditions. In September, temperatures range from a brisk 4°C (39°F) at night to a mild 20°C (69°F) during the day, with an average of 12°C (54°F). The month experiences significant rainfall, totaling 300 mm (11.8 in) over 28 days, contributing to a high humidity level of 92%. In contrast, February is much colder, with temperatures plummeting from a frosty -21°C (-5°F) at night to a daytime high of just 12°C (54°F), averaging around -2°C (29°F). Precipitation in February is considerably lower at 79 mm (3.1 in) over 16 days, and the humidity drops to 71%. For more detailed insights, check out Tawang weather in February.

In September, the weather is generally milder, with average temperatures ranging from a minimum of 4°C (39°F) to a maximum of 20°C (69°F). The month experiences high humidity at 92% and considerable precipitation, totaling 300 mm (11.8 in) over 28 days. In contrast, March sees a more varied temperature range, with lows plunging to -16°C (4°F) and average temperatures around 1°C (34°F). Although the maximum temperature can reach 15°C (60°F), the overall conditions are much drier, with a total precipitation of 184 mm (7.2 in) across 27 days and a significantly lower humidity level at 50%. For a closer look at March's chilly climate, you can check Tawang weather in March.

When comparing the weather of September and April, there are notable differences in temperature and humidity. September generally has milder temperatures, with a minimum of 4°C and an average high of 20°C, while April is cooler, with lows dipping to -5°C and a maximum of 17°C. Additionally, September is much wetter, receiving 300 mm of precipitation over 28 days, compared to April's 219 mm spread across 27 days. The humidity in September is quite high at 92%, making it feel more humid, whereas April has a much drier atmosphere with only 45% humidity. For more detailed weather insights, you can explore Tawang weather in April.

In comparing the weather of September and May, several notable differences emerge. September tends to be milder, with average temperatures ranging from a minimum of 4°C (39°F) to a maximum of 20°C (69°F), while May experiences cooler temperatures, with a minimum of -2°C (28°F) and an average high of 19°C (67°F). Both months are characterized by significant precipitation, but September sees slightly less at 300 mm (11.8 in) over 28 days compared to May's 360 mm (14.2 in) over 30 days. Additionally, September has higher humidity levels at 92%, compared to May’s 76%. For more details on the conditions during this month, visit Tawang weather in May.

In comparing the weather of September and June, both months exhibit similar average temperatures, hovering around 12°C (54°F). However, September features a slightly broader temperature range with a minimum of 4°C (39°F) and a maximum of 20°C (69°F), while June has a lower minimum of 3°C (38°F) and a maximum of 21°C (69°F). Notably, June experiences higher precipitation levels, totaling 435 mm (17.1 in) over 29 days, compared to September's 300 mm (11.8 in) across 28 days. Humidity levels are also elevated in September at 92%, while June maintains a relatively lower humidity of 88%. For more detailed insights into June weather, check this link: Tawang weather in June.

In comparing the weather between September and July, we see that both months feature similar maximum temperatures, with July reaching a peak of 20°C (68°F) and September following suit at 20°C (69°F). However, September experiences lower minimum and average temperatures, with lows of 4°C (39°F) in contrast to July's 7°C (46°F) and average temperatures of 12°C (54°F) versus July's 13°C (56°F). Precipitation is significantly higher in July, totaling 588 mm (23.1 in) over 31 days compared to September's 300 mm (11.8 in) across 28 days, contributing to the tendency for July to feel more humid, with a humidity level of 93% compared to September's 92%. For a more detailed look at July weather in Tawang, you can visit Tawang weather in July.

In comparison to August, September exhibits slightly cooler temperatures, with averages ranging from a minimum of 4°C (39°F) to a maximum of 20°C (69°F), compared to August’s minimum of 7°C (45°F) and maximum of 22°C (71°F). Precipitation is also noteworthy; September sees 300 mm (11.8 in) of rain over 28 days, while August is wetter with 386 mm (15.2 in) over 30 days. Interestingly, both months maintain high humidity levels at 92%, contributing to a consistently damp environment. For more specific details on August weather patterns, you can refer to Tawang weather in August.

September weather typically features milder temperatures, with averages around 12°C (54°F) and highs reaching up to 20°C (69°F). However, it is also a month marked by significant rainfall, accumulating a notable 300 mm (11.8 in) over 28 days and high humidity levels at 92%. In contrast, October brings cooler conditions, with average temperatures dropping to 8°C (47°F) and a minimum of -4°C (25°F), while the maximum temperature remains similar at 19°C (67°F). Rainfall diminishes considerably during this month, totaling just 109 mm (4.3 in) over 16 days, and humidity slightly decreases to 89%. For more details on October weather, you can check Tawang weather in October.

September and November exhibit notable differences in weather patterns. In September, temperatures range from a mild 4°C (39°F) to a comfortable max of 20°C (69°F), with an average of 12°C (54°F). This month also experiences significant precipitation, totaling 300 mm (11.8 in) over 28 days, coupled with a high humidity level of 92%. In contrast, November sees colder temperatures, with a minimum of -8°C (18°F) and an average of just 3°C (38°F), while the maximum reaches 16°C (61°F). Precipitation drops dramatically to 34 mm (1.4 in) over only 10 days, and humidity decreases slightly to 86%. For more detailed information, check out Tawang weather in November.

In September, the weather is considerably milder, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 20°C (69°F) and an average of 12°C (54°F). This month also experiences significant rainfall, with 300 mm (11.8 in) of precipitation spread over 28 days, contributing to a high humidity level of 92%. In contrast, December brings harsh winter conditions, with temperatures plummeting to a minimum of -27°C (-16°F) and averaging around -1°C (31°F), while maximum temperatures reach only 12°C (54°F). The precipitation decreases dramatically to 35 mm (1.4 in) over just 8 days, and humidity drops slightly to 83%. For more detailed information about the cold weather in December, you can check Tawang weather in December.

Compare Tawang's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Tawang

As September unfolds in Tawang, visitors encounter a unique blend of cool temperatures and high humidity, setting it apart from other months. With the mercury peaking at around 20°C and plunging to a brisk 4°C at night, the days feel refreshingly mild, while the nights can be quite chilly. This month also brings significant rainfall, averaging 300 mm over approximately 28 days, creating a lush and vibrant landscape. The high humidity at 92% adds to the atmosphere, making it feel more immersive and alive than during the drier months. For those looking to understand the broader climate trends of this beautiful region, explore more at Tawang Climate.