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September Weather in Odessa, United States

Last updated: June 24, 2025

In Odessa, United States, the average temperature in September hovers around 25°C (77°F), offering a pleasant climate for outdoor activities. However, temperatures can swing from a cool 6°C (43°F) to a scorching 39°C (102°F). Expect about 43 mm (1.7 in) of precipitation over 6 days, contributing to an average humidity of 67% that keeps the air fresh and invigorating. Plan your visit accordingly to make the most of this vibrant atmosphere!

September Temperature in Odessa

In September in Odessa, the average temperature is 25°C (77°F). Maximums can reach 39°C (102°F), while minimums can drop to as low as 6°C (43°F). Be sure to pack for a wide range of temperatures when traveling there!

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

The chart illustrates September temperature patterns in Odessa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Odessa, September typically has an average temperature of 25°C (77°F), with highs reaching up to 39°C (102°F) and lows dropping to around 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec454959667682848377665549
Data source: Temperature data for Odessa 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 Odessa

In Odessa in September, the precipitation amount is 43 mm (1.7 in) over a period of 6 days.

September Precipitation Trends in Odessa

The chart displays monthly precipitation patterns in Odessa, 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 Odessa, September typically receives around 43 mm (1.7 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec211629385043203043431415
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Odessa

In Odessa in September, humidity is 67%. With an average temperature of 25°C (77°F), this humidity feels like traveling through a warm, heavy blanket, making outdoor activities feel more strenuous and sticky than usual.

September Average Humidity in Odessa

This chart illustrates the average monthly humidity levels in Odessa, 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 Odessa is approximately 67%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%74%69%70%77%76%66%60%67%72%84%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Odessa

In Odessa in September, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Odessa.

Maximum UV Index Levels in Odessa for September

The chart shows the monthly maximum UV Index (UVI) for Odessa 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 Odessa typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111212121211865
Data source: Odessa 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 Odessa Compares to Other Months

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

This table compares monthly weather conditions in Odessa, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)21 mm (0.8 inches)74%moderate
February Weather9°C (49°F)16 mm (0.6 inches)74%very high
March Weather15°C (60°F)29 mm (1.1 inches)68%very high
April Weather19°C (66°F)38 mm (1.5 inches)70%extreme
May Weather24°C (76°F)50 mm (2.0 inches)77%extreme
June Weather28°C (82°F)43 mm (1.7 inches)76%extreme
July Weather29°C (84°F)20 mm (0.8 inches)66%extreme
August Weather29°C (84°F)30 mm (1.2 inches)60%extreme
September Weather25°C (77°F)43 mm (1.7 inches)67%extreme
October Weather19°C (66°F)43 mm (1.7 inches)72%very high
November Weather13°C (56°F)14 mm (0.5 inches)83%high
December Weather9°C (49°F)15 mm (0.6 inches)85%moderate

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