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September Weather in Lockport, United States

Last updated: June 24, 2025

In September, the average temperature in Lockport, United States is a pleasant 19°C (66°F). During this month, temperatures can dip as low as 7°C (46°F) and soar up to 31°C (88°F). Expect around 72 mm (2.8 in) of precipitation over 9 days, bringing an average humidity level of 76%.

September Temperature in Lockport

In September in Lockport, the average temperature is 19°C (66°F). Maximum temperatures can reach 31°C (88°F), while the minimum can drop as low as 7°C (46°F). This makes Lockport an ideal destination for travelers seeking a mild climate with a range of temperatures suitable for various activities.

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

The chart illustrates September temperature patterns in Lockport, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lockport, September typically has an average temperature of 19°C (66°F), with highs reaching up to 31°C (88°F) and lows dropping to around 7°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec283035445465737266554134
Data source: Temperature data for Lockport 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 Lockport

In Lockport in September, the precipitation amount is 72 mm (2.8 in) over the course of 9 days.

September Precipitation Trends in Lockport

The chart displays monthly precipitation patterns in Lockport, 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 Lockport, September typically receives around 72 mm (2.8 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec808769118977912481721268992
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Lockport

In Lockport in September, humidity is 76%. With an average temperature of 19°C (66°F), this humidity feels like a warm, thick blanket wrapping around you, making travel mildly uncomfortable and encouraging frequent breaks in shaded or air-conditioned areas.

September Average Humidity in Lockport

This chart illustrates the average monthly humidity levels in Lockport, 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 Lockport is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%91%88%88%82%80%77%72%76%83%88%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Lockport

In Lockport 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 Lockport.

Maximum UV Index Levels in Lockport for September

The chart shows the monthly maximum UV Index (UVI) for Lockport 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 Lockport typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458910997532
Data source: Lockport 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 Lockport Compares to Other Months

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

This table compares monthly weather conditions in Lockport, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)80 mm (3.1 inches)91%low
February Weather-1°C (30°F)87 mm (3.4 inches)91%moderate
March Weather2°C (35°F)69 mm (2.7 inches)88%moderate
April Weather6°C (44°F)118 mm (4.6 inches)88%very high
May Weather12°C (54°F)97 mm (3.8 inches)82%very high
June Weather18°C (65°F)79 mm (3.1 inches)79%very high
July Weather23°C (73°F)124 mm (4.9 inches)77%very high
August Weather22°C (72°F)81 mm (3.2 inches)72%very high
September Weather19°C (66°F)72 mm (2.8 inches)76%high
October Weather13°C (56°F)126 mm (5.0 inches)83%moderate
November Weather5°C (42°F)89 mm (3.5 inches)88%moderate
December Weather1°C (34°F)92 mm (3.6 inches)87%low

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