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September Weather in Caddo Valley, United States

Last updated: June 24, 2025

In Caddo Valley, United States, the average temperature in September hovers around 25°C (77°F), creating a pleasant climate for outdoor activities. Expect minimum temperatures to dip as low as 10°C (50°F), while highs can reach a sweltering 38°C (101°F). Be prepared for 88 mm (3.5 in) of precipitation spread over approximately 7 days, and enjoy a comfortable average humidity level of 59%.

September Temperature in Caddo Valley

In September in Caddo Valley, the average temperature is 25°C (77°F). Maximums can reach 38°C (101°F), and minimums can be as low as 10°C (50°F). This makes Caddo Valley an ideal destination for travelers seeking warm weather with pleasant evenings.

September Weather in Caddo Valley: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Caddo Valley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Caddo Valley, September typically has an average temperature of 25°C (77°F), with highs reaching up to 38°C (101°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec434657627279828176655248
Data source: Temperature data for Caddo Valley 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 Caddo Valley

In Caddo Valley in September, the precipitation amount is 88 mm (3.5 in) over a span of 7 days.

September Precipitation Trends in Caddo Valley

The chart displays monthly precipitation patterns in Caddo Valley, 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 Caddo Valley, September typically receives around 88 mm (3.5 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec9915816017316411497113889780144
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Caddo Valley

In Caddo Valley in September humidity is 59%. With an average temperature of 25°C (77°F), this humidity feels like a warm embrace, making it ideal for leisurely strolls while exploring the sights, though you might want to stay hydrated and take breaks in the shade to fully enjoy the experience.

September Average Humidity in Caddo Valley

This chart illustrates the average monthly humidity levels in Caddo Valley, 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 Caddo Valley is approximately 59%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%79%77%78%82%81%75%61%59%69%82%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Caddo Valley

In Caddo Valley 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 Caddo Valley.

Maximum UV Index Levels in Caddo Valley for September

The chart shows the monthly maximum UV Index (UVI) for Caddo Valley 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 Caddo Valley typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46810111111109754
Data source: Caddo Valley 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 Caddo Valley Compares to Other Months

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

This table compares monthly weather conditions in Caddo Valley, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (44°F)99 mm (3.9 inches)82%moderate
February Weather8°C (47°F)158 mm (6.2 inches)79%high
March Weather14°C (57°F)160 mm (6.3 inches)77%very high
April Weather16°C (62°F)173 mm (6.8 inches)78%very high
May Weather22°C (72°F)164 mm (6.5 inches)82%extreme
June Weather26°C (79°F)114 mm (4.5 inches)81%extreme
July Weather28°C (82°F)96 mm (3.8 inches)75%extreme
August Weather27°C (81°F)113 mm (4.5 inches)61%very high
September Weather25°C (77°F)88 mm (3.5 inches)59%very high
October Weather18°C (65°F)97 mm (3.8 inches)69%high
November Weather11°C (52°F)80 mm (3.1 inches)82%moderate
December Weather9°C (48°F)144 mm (5.7 inches)87%moderate

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