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September Weather in Lanesborough, United States

Last updated: June 24, 2025

In September, the average temperature in Lanesborough, United States hovers around 17°C (63°F). Visitors should be prepared for a wide temperature range, with minimums dipping as low as -1°C (31°F) and maximums soaring up to 31°C (88°F). Expect around 107 mm (4.2 in) of precipitation spread over 10 days, contributing to an average humidity level of 72%.

September Temperature in Lanesborough

In September in Lanesborough, the average temperature is 17°C (63°F). Maximum temperatures can reach 31°C (88°F), while minimum temperatures can drop as low as -1°C (31°F). It's advisable to pack for both warm days and chilly nights when traveling during this time.

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

The chart illustrates September temperature patterns in Lanesborough, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lanesborough, September typically has an average temperature of 17°C (63°F), with highs reaching up to 31°C (88°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec242733455666717063523729
Data source: Temperature data for Lanesborough 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 Lanesborough

In Lanesborough in September, the precipitation amount is 107 mm (4.2 in) accumulated over a period of 10 days.

September Precipitation Trends in Lanesborough

The chart displays monthly precipitation patterns in Lanesborough, 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 Lanesborough, September typically receives around 107 mm (4.2 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec841019013511285134104107156107115
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Lanesborough

In Lanesborough in September, humidity is 72%. With an average temperature of 17°C (63°F), this humidity feels like a muggy embrace, making outdoor activities a bit sticky and requiring plenty of hydration for a comfortable travel experience.

September Average Humidity in Lanesborough

This chart illustrates the average monthly humidity levels in Lanesborough, 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 Lanesborough is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%88%86%84%76%72%67%64%72%81%87%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Lanesborough

In Lanesborough in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Lanesborough.

Maximum UV Index Levels in Lanesborough for September

The chart shows the monthly maximum UV Index (UVI) for Lanesborough 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 Lanesborough typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35681010998642
Data source: Lanesborough 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 Lanesborough Compares to Other Months

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

This table compares monthly weather conditions in Lanesborough, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (24°F)84 mm (3.3 inches)89%moderate
February Weather-3°C (27°F)101 mm (4.0 inches)88%moderate
March Weather0°C (33°F)90 mm (3.5 inches)86%high
April Weather7°C (45°F)135 mm (5.3 inches)84%very high
May Weather14°C (57°F)112 mm (4.4 inches)76%very high
June Weather19°C (66°F)85 mm (3.4 inches)72%very high
July Weather22°C (71°F)134 mm (5.3 inches)66%very high
August Weather21°C (70°F)104 mm (4.1 inches)64%very high
September Weather17°C (63°F)107 mm (4.2 inches)72%very high
October Weather11°C (52°F)156 mm (6.2 inches)81%high
November Weather3°C (38°F)107 mm (4.2 inches)87%moderate
December Weather-2°C (29°F)115 mm (4.5 inches)84%low

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