September Weather in Gasa, Bhutan

Last updated: August 22, 2025

In September, the average temperature in Gasa, Bhutan hovers around 7°C (45°F), with a minimum of -1°C (31°F) and a maximum of 16°C (61°F). Expect significant rainfall, totaling 266 mm (10.5 in) spread over 29 days, and prepare for high humidity levels at approximately 93%.

September Temperature in Gasa

In September in Gasa, the average temperature is 7°C (45°F). Maximums can reach 16°C (61°F), and minimums can be as low as -1°C (31°F). Be prepared for varying conditions and pack accordingly to enjoy your trip!

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

The chart illustrates September temperature patterns in Gasa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gasa, September typically has an average temperature of 7°C (45°F), with highs reaching up to 16°C (61°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec151823293644474845362519
Data source: Temperature data for Gasa 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 Gasa

In Gasa in September, the precipitation amount is 266 mm (10.5 in) over the course of 29 days.

September Precipitation Trends in Gasa

The chart displays monthly precipitation patterns in Gasa, 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 Gasa, September typically receives around 266 mm (10.5 inches) of precipitation spread over approximately 29 days.
JanFebMarAprMayJunJulAugSepOctNovDec104161252212277344421311266228131116
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Gasa

In Gasa in September, humidity is 93%. With an average temperature of 7°C (45°F), this humidity feels like a chilly, damp embrace that can make outdoor adventures uncomfortable and may require extra layers to stay warm and dry while exploring.

September Average Humidity in Gasa

This chart illustrates the average monthly humidity levels in Gasa, 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 Gasa is approximately 93%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec59%61%38%34%60%83%93%93%93%88%80%75%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Gasa

In Gasa in September, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Gasa.

Maximum UV Index Levels in Gasa for September

The chart shows the monthly maximum UV Index (UVI) for Gasa 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 Gasa typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9111517171717161512118
Data source: Gasa 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.

How September Weather in Gasa Compares to Other Months

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

This table compares monthly weather conditions in Gasa, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (15°F)104 mm (4.1 inches)59%very high
February Weather-8°C (18°F)161 mm (6.3 inches)61%extreme
March Weather-5°C (23°F)252 mm (9.9 inches)38%extreme
April Weather-1°C (30°F)212 mm (8.3 inches)34%extreme
May Weather2°C (36°F)277 mm (10.9 inches)60%extreme
June Weather7°C (44°F)344 mm (13.6 inches)83%extreme
July Weather9°C (48°F)421 mm (16.6 inches)93%extreme
August Weather9°C (48°F)311 mm (12.2 inches)93%extreme
September Weather7°C (45°F)266 mm (10.5 inches)93%extreme
October Weather2°C (36°F)228 mm (9.0 inches)88%extreme
November Weather-4°C (25°F)131 mm (5.1 inches)80%extreme
December Weather-7°C (20°F)115 mm (4.5 inches)75%very high

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