September Weather in Lefors, United States

Last updated: June 24, 2025

In September, the average temperature in Lefors, United States is a comfortable 22°C (72°F), making it an ideal time to explore. However, be prepared for a range of temperatures, with a minimum dip of 3°C (38°F) and a maximum soar up to 37°C (99°F). The month also brings about 51 mm (2.0 in) of precipitation, spread over approximately 6 days, contributing to an average humidity of 72%. Whether you’re basking in the sun or dodging the rain, make sure to plan accordingly!

September Temperature in Lefors

In September in Lefors, the average temperature is 22°C (72°F). Maximum temperatures can reach 37°C (99°F), while minimums can drop to as low as 3°C (38°F). This range makes Lefors an ideal destination for travelers looking to enjoy both warm days and cool evenings.

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

The chart illustrates September temperature patterns in Lefors, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lefors, September typically has an average temperature of 22°C (72°F), with highs reaching up to 37°C (99°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec373850566676797872584741
Data source: Temperature data for Lefors 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 Lefors

In Lefors in September, the precipitation amount is 51 mm (2.0 in) over the course of 6 days.

September Precipitation Trends in Lefors

The chart displays monthly precipitation patterns in Lefors, 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 Lefors, September typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec221448417550456351651420
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Lefors

In Lefors in September humidity is 72%. With an average temperature of 22°C (72°F), this humidity feels like you are stepping into a warm, embracing blanket, making traveling feel sweaty and slightly stifling, but the balmy weather is also quite perfect for exploring local attractions.

September Average Humidity in Lefors

This chart illustrates the average monthly humidity levels in Lefors, 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 Lefors is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%76%64%70%78%81%82%78%72%73%81%81%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Lefors

In Lefors in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Lefors.

Maximum UV Index Levels in Lefors for September

The chart shows the monthly maximum UV Index (UVI) for Lefors 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 Lefors typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101112121110754
Data source: Lefors 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 Lefors Compares to Other Months

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

This table compares monthly weather conditions in Lefors, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)22 mm (0.9 inches)75%moderate
February Weather3°C (38°F)14 mm (0.6 inches)76%high
March Weather10°C (50°F)48 mm (1.9 inches)64%very high
April Weather14°C (57°F)41 mm (1.6 inches)70%very high
May Weather19°C (67°F)75 mm (2.9 inches)78%extreme
June Weather24°C (76°F)50 mm (2.0 inches)81%extreme
July Weather26°C (80°F)45 mm (1.8 inches)82%extreme
August Weather25°C (78°F)63 mm (2.5 inches)78%extreme
September Weather22°C (72°F)51 mm (2.0 inches)72%very high
October Weather14°C (58°F)65 mm (2.6 inches)73%high
November Weather9°C (48°F)14 mm (0.6 inches)80%moderate
December Weather5°C (41°F)19 mm (0.8 inches)81%moderate

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