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September Weather in Lemmon, United States

Last updated: June 24, 2025

In September, the average temperature in Lemmon, United States hovers around 16°C (61°F). Expect a wide range, with temperatures dipping as low as -1°C (30°F) and soaring up to 35°C (95°F). There's a bit of moisture in the air, with an average precipitation of 41 mm (1.6 in) over 6 days, and the average humidity is a comfortable 73%.

September Temperature in Lemmon

In September in Lemmon, the average temperature is 16°C (61°F). Maximums can reach 35°C (95°F), and minimums can be as low as -1°C (30°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both warm and cool conditions.

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

The chart illustrates September temperature patterns in Lemmon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lemmon, September typically has an average temperature of 16°C (61°F), with highs reaching up to 35°C (95°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec191531415569747061433325
Data source: Temperature data for Lemmon 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 Lemmon

In Lemmon in September, the precipitation amount is 41 mm (1.6 in) over the course of 6 days.

September Precipitation Trends in Lemmon

The chart displays monthly precipitation patterns in Lemmon, 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 Lemmon, September typically receives around 41 mm (1.6 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec111725407449506542561420
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Lemmon

In Lemmon in September, humidity is 73%. With an average temperature of 16°C (61°F), this humidity feels like a warm, sticky embrace that can make traveling slightly uncomfortable, prompting you to seek shade and stay hydrated while exploring the sights.

September Average Humidity in Lemmon

This chart illustrates the average monthly humidity levels in Lemmon, 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 Lemmon is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%81%72%73%75%82%83%82%73%71%78%76%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Lemmon

In Lemmon 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 Lemmon.

Maximum UV Index Levels in Lemmon for September

The chart shows the monthly maximum UV Index (UVI) for Lemmon 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 Lemmon typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec25599101098532
Data source: Lemmon 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 Lemmon Compares to Other Months

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

This table compares monthly weather conditions in Lemmon, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (19°F)11 mm (0.4 inches)78%low
February Weather-9°C (16°F)17 mm (0.7 inches)81%moderate
March Weather0°C (32°F)25 mm (1.0 inches)71%moderate
April Weather5°C (41°F)40 mm (1.6 inches)73%very high
May Weather13°C (55°F)74 mm (2.9 inches)75%very high
June Weather20°C (69°F)49 mm (1.9 inches)82%very high
July Weather23°C (75°F)50 mm (2.0 inches)83%very high
August Weather21°C (71°F)65 mm (2.6 inches)82%very high
September Weather16°C (61°F)41 mm (1.6 inches)73%very high
October Weather6°C (44°F)56 mm (2.2 inches)71%moderate
November Weather0°C (33°F)14 mm (0.5 inches)78%moderate
December Weather-4°C (25°F)19 mm (0.8 inches)76%low

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