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September Weather in Ulysses, United States

Last updated: June 24, 2025

In September, the average temperature in Ulysses, United States is a pleasant 22°C (72°F). However, be prepared for a wide range, as temperatures can dip to a chilly 3°C (37°F) or soar as high as a sweltering 39°C (103°F). Expect around 40 mm (1.6 in) of precipitation spread over 5 days, coupled with an average humidity of 79%, creating a lush and vibrant atmosphere.

September Temperature in Ulysses

In September in Ulysses, the average temperature is 22°C (72°F). Maximums can reach 39°C (103°F), and minimums can be as low as 3°C (37°F). Be prepared for a wide range of temperatures when planning your travel to Ulysses during this time.

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

The chart illustrates September temperature patterns in Ulysses, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ulysses, September typically has an average temperature of 22°C (72°F), with highs reaching up to 39°C (103°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec343547546476807772564637
Data source: Temperature data for Ulysses 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 Ulysses

In Ulysses in September, the precipitation amount is 40 mm (1.6 in) over the course of 5 days.

September Precipitation Trends in Ulysses

The chart displays monthly precipitation patterns in Ulysses, 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 Ulysses, September typically receives around 40 mm (1.6 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec15134641974037594043920
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ulysses

In Ulysses in September humidity is 79%. With an average temperature of 22°C (72°F), this humidity feels like you are enveloped in a warm, heavy blanket, making it feel considerably hotter and adding a layer of stickiness to your skin as you navigate through the streets.

September Average Humidity in Ulysses

This chart illustrates the average monthly humidity levels in Ulysses, 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 Ulysses is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%77%65%67%81%82%82%84%79%75%79%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ulysses

In Ulysses 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 Ulysses.

Maximum UV Index Levels in Ulysses for September

The chart shows the monthly maximum UV Index (UVI) for Ulysses 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 Ulysses typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec45710111212119753
Data source: Ulysses 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 Ulysses Compares to Other Months

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

This table compares monthly weather conditions in Ulysses, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)15 mm (0.6 inches)74%moderate
February Weather2°C (35°F)13 mm (0.5 inches)77%moderate
March Weather9°C (48°F)46 mm (1.8 inches)65%high
April Weather12°C (55°F)41 mm (1.6 inches)67%very high
May Weather18°C (65°F)96 mm (3.8 inches)81%extreme
June Weather25°C (77°F)40 mm (1.6 inches)82%extreme
July Weather27°C (80°F)37 mm (1.5 inches)82%extreme
August Weather25°C (78°F)59 mm (2.3 inches)84%extreme
September Weather22°C (72°F)40 mm (1.6 inches)79%very high
October Weather14°C (57°F)43 mm (1.7 inches)75%high
November Weather8°C (46°F)9 mm (0.3 inches)79%moderate
December Weather3°C (38°F)20 mm (0.8 inches)83%moderate

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