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September Weather in Deltaville, United States

Last updated: June 24, 2025

In Deltaville, United States, the average temperature in September hovers around 24°C (75°F). Daily highs can reach up to 30°C (86°F), while the lows may dip to 16°C (61°F). Expect 128 mm (5.1 in) of precipitation over 10 days, accompanied by a comfortable average humidity of 78%. Plan accordingly for your visit to enjoy the best of the season!

September Temperature in Deltaville

In September in Deltaville, the average temperature is 24°C (75°F). Maximums can reach 30°C (86°F), and minimums can be as low as 16°C (61°F). This comfortable climate makes Deltaville an ideal destination for travelers seeking pleasant weather and outdoor activities.

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

The chart illustrates September temperature patterns in Deltaville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Deltaville, September typically has an average temperature of 24°C (75°F), with highs reaching up to 30°C (86°F) and lows dropping to around 16°C (61°F).
JanFebMarAprMayJunJulAugSepOctNovDec404347566675807975665346
Data source: Temperature data for Deltaville 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 Deltaville

In Deltaville in September, the precipitation amount is 128 mm (5.1 in) spread over a period of 10 days.

September Precipitation Trends in Deltaville

The chart displays monthly precipitation patterns in Deltaville, 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 Deltaville, September typically receives around 128 mm (5.1 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec10214010599928412013312812193117
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Deltaville

In Deltaville in September humidity is 78%. With an average temperature of 24°C (75°F), this humidity feels like a warm blanket wrapping around you, making travel sticky and heavy but also inviting, as long as you're prepared with plenty of water and light clothing.

September Average Humidity in Deltaville

This chart illustrates the average monthly humidity levels in Deltaville, 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 Deltaville is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%82%81%80%82%81%81%78%80%84%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Deltaville

In Deltaville in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Deltaville.

Maximum UV Index Levels in Deltaville for September

The chart shows the monthly maximum UV Index (UVI) for Deltaville 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 Deltaville typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101010108753
Data source: Deltaville 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 Deltaville Compares to Other Months

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

This table compares monthly weather conditions in Deltaville, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)102 mm (4.0 inches)84%moderate
February Weather6°C (43°F)140 mm (5.5 inches)83%moderate
March Weather8°C (47°F)105 mm (4.1 inches)82%high
April Weather13°C (56°F)99 mm (3.9 inches)81%very high
May Weather19°C (66°F)92 mm (3.6 inches)80%very high
June Weather24°C (75°F)84 mm (3.3 inches)82%very high
July Weather27°C (80°F)120 mm (4.7 inches)81%very high
August Weather26°C (79°F)133 mm (5.2 inches)81%very high
September Weather24°C (75°F)128 mm (5.1 inches)78%very high
October Weather19°C (67°F)121 mm (4.8 inches)80%high
November Weather12°C (53°F)93 mm (3.6 inches)84%moderate
December Weather8°C (46°F)117 mm (4.6 inches)84%moderate

Compare Deltaville's Climate with Cities Worldwide