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September Weather in Lucan, Canada

Last updated: June 18, 2025

In September, the average temperature in Lucan, Canada hovers around 17°C (63°F), with a minimum dip to 3°C (37°F) and a maximum rise to 30°C (86°F). Be prepared for some rain, as the area receives about 96 mm (3.8 in) of precipitation over 12 days. With an average humidity of 81%, it's a month where comfort meets a touch of dampness.

September Temperature in Lucan

In September in Lucan, the average temperature is 17°C (63°F). Maximum temperatures can reach 30°C (86°F), while the minimum can drop as low as 3°C (37°F). This makes it an ideal time for travelers to enjoy a range of activities, from sightseeing in milder weather to experiencing warmer afternoons outdoors.

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

The chart illustrates September temperature patterns in Lucan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lucan, September typically has an average temperature of 17°C (63°F), with highs reaching up to 30°C (86°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec262633425465706963523932
Data source: Temperature data for Lucan 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 Lucan

In Lucan in September, the precipitation amount is 96 mm (3.8 in) spread over a duration of 12 days.

September Precipitation Trends in Lucan

The chart displays monthly precipitation patterns in Lucan, 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 Lucan, September typically receives around 96 mm (3.8 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec838680104103100871129613810982
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Lucan

In Lucan in September humidity is 81%. With an average temperature of 17°C (63°F), this humidity feels like a warm blanket enveloping you, making travel slightly oppressive and calling for frequent breaks in air-conditioned spaces to recharge and enjoy your journey comfortably.

September Average Humidity in Lucan

This chart illustrates the average monthly humidity levels in Lucan, 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 Lucan is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%88%87%83%81%79%80%81%84%88%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Lucan

In Lucan 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 Lucan.

Maximum UV Index Levels in Lucan for September

The chart shows the monthly maximum UV Index (UVI) for Lucan 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 Lucan typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24589101098532
Data source: Lucan 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 Lucan Compares to Other Months

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

This table compares monthly weather conditions in Lucan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (26°F)83 mm (3.3 inches)90%low
February Weather-3°C (27°F)86 mm (3.4 inches)90%moderate
March Weather1°C (34°F)80 mm (3.1 inches)87%moderate
April Weather6°C (42°F)104 mm (4.1 inches)87%very high
May Weather12°C (54°F)103 mm (4.1 inches)82%very high
June Weather18°C (65°F)100 mm (3.9 inches)81%very high
July Weather21°C (71°F)87 mm (3.4 inches)79%very high
August Weather21°C (70°F)112 mm (4.4 inches)80%very high
September Weather17°C (63°F)96 mm (3.8 inches)81%very high
October Weather11°C (53°F)137 mm (5.4 inches)84%moderate
November Weather4°C (39°F)109 mm (4.3 inches)88%moderate
December Weather0°C (32°F)82 mm (3.2 inches)87%low

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