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September Weather in Lasa, Italy

Last updated: August 23, 2025

In September, the average temperature in Lasa, Italy hovers around 8°C (46°F). Expect a range that dips to a chilly -11°C (12°F) at night, while daytime can reach a pleasant 19°C (67°F). With 140 mm (5.5 in) of precipitation spread over 19 days, be prepared for some wet weather. Additionally, the air is quite humid, with an average humidity level of 83%.

September Temperature in Lasa

In September in Lasa, the average temperature is 8°C (46°F). Maximums can reach 19°C (67°F), while minimums can drop as low as -11°C (12°F). Travelers should be prepared for a range of temperatures and dress in layers to ensure comfort during their stay.

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

The chart illustrates September temperature patterns in Lasa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lasa, September typically has an average temperature of 8°C (46°F), with highs reaching up to 19°C (67°F) and lows dropping to around -11°C (12°F).
JanFebMarAprMayJunJulAugSepOctNovDec131925334151535346392616
Data source: Temperature data for Lasa 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 Lasa

In Lasa in September, the total precipitation amount is 140 mm (5.5 in) over the course of 19 days.

September Precipitation Trends in Lasa

The chart displays monthly precipitation patterns in Lasa, 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 Lasa, September typically receives around 140 mm (5.5 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec45465996146179233229140124136105
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Lasa

In Lasa in September, humidity is 83%. With an average temperature of 8°C (46°F), this humidity feels like a damp chill that seeps into your bones, making even short outings feel quite uncomfortable and prompting travelers to bundle up and seek shelter more frequently.

September Average Humidity in Lasa

This chart illustrates the average monthly humidity levels in Lasa, 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 Lasa is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%89%86%83%78%79%82%80%83%90%89%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Lasa

In Lasa in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Lasa.

Maximum UV Index Levels in Lasa for September

The chart shows the monthly maximum UV Index (UVI) for Lasa 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 Lasa typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24679101097532
Data source: Lasa 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 Lasa Compares to Other Months

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

This table compares monthly weather conditions in Lasa, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-10°C (13°F)44 mm (1.8 inches)93%low
February Weather-7°C (20°F)46 mm (1.8 inches)89%moderate
March Weather-4°C (25°F)59 mm (2.3 inches)86%high
April Weather1°C (34°F)96 mm (3.8 inches)83%high
May Weather5°C (42°F)146 mm (5.8 inches)78%very high
June Weather11°C (52°F)179 mm (7.1 inches)79%very high
July Weather12°C (53°F)233 mm (9.2 inches)82%very high
August Weather12°C (53°F)229 mm (9.0 inches)80%very high
September Weather8°C (46°F)140 mm (5.5 inches)83%high
October Weather4°C (39°F)124 mm (4.9 inches)90%moderate
November Weather-3°C (27°F)136 mm (5.4 inches)89%moderate
December Weather-9°C (16°F)105 mm (4.1 inches)90%low

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