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September Weather in Little River, United States

Last updated: June 24, 2025

In September, the average temperature in Little River, United States hovers around 23°C (73°F). Daytime highs can reach up to 37°C (99°F), while the mercury can dip to a cool 5°C (42°F) at night. Expect about 66 mm (2.6 in) of precipitation over 7 days, with average humidity levels at a cozy 73%.

September Temperature in Little River

In September in Little River, the average temperature is 23°C (73°F). Maximums can reach 37°C (99°F), while minimums can drop as low as 5°C (42°F). Be prepared for a wide range of temperatures, so pack accordingly for your travels!

September Weather in Little River: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Little River, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Little River, September typically has an average temperature of 23°C (73°F), with highs reaching up to 37°C (99°F) and lows dropping to around 5°C (42°F).
JanFebMarAprMayJunJulAugSepOctNovDec323346546578817873574537
Data source: Temperature data for Little River 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 Little River

In Little River in September, the precipitation amount is 66 mm (2.6 in) over a period of 7 days.

September Precipitation Trends in Little River

The chart displays monthly precipitation patterns in Little River, 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 Little River, September typically receives around 66 mm (2.6 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec28316858166787510166872726
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Little River

In Little River in September humidity is 73%. With an average temperature of 23°C (73°F), this humidity feels like a thick blanket wrapping around you, making travel feel stifling and sticky, as every step seems to linger in the moisture-laden air.

September Average Humidity in Little River

This chart illustrates the average monthly humidity levels in Little River, 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 Little River is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%78%67%70%82%81%80%80%74%71%79%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Little River

In Little River in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Little River.

Maximum UV Index Levels in Little River for September

The chart shows the monthly maximum UV Index (UVI) for Little River 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 Little River typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111109743
Data source: Little River 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 Little River Compares to Other Months

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

This table compares monthly weather conditions in Little River, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)28 mm (1.1 inches)74%moderate
February Weather1°C (33°F)31 mm (1.2 inches)78%moderate
March Weather8°C (47°F)68 mm (2.7 inches)67%high
April Weather12°C (55°F)58 mm (2.3 inches)70%very high
May Weather18°C (65°F)166 mm (6.5 inches)82%very high
June Weather25°C (78°F)78 mm (3.1 inches)81%extreme
July Weather27°C (81°F)75 mm (3.0 inches)80%extreme
August Weather25°C (78°F)101 mm (4.0 inches)80%very high
September Weather23°C (73°F)66 mm (2.6 inches)73%very high
October Weather14°C (57°F)87 mm (3.4 inches)71%high
November Weather7°C (45°F)27 mm (1.1 inches)79%moderate
December Weather3°C (37°F)26 mm (1.0 inches)83%moderate

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