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September Weather in Celeste, United States

Last updated: June 24, 2025

In Celeste, United States, the average temperature in September hovers around 26°C (78°F). During this time, you can expect a temperature range from a cool 10°C (51°F) to a hot 37°C (98°F). Rainfall is moderate, with an average precipitation of 86 mm (3.4 in) spread over about 8 days. Additionally, the average humidity sits at a comfortable 65%, making it a pleasant month to explore.

September Temperature in Celeste

In September in Celeste, the average temperature is 26°C (78°F). The maximum can reach 37°C (98°F), while the minimum can dip as low as 10°C (51°F). This makes Celeste an ideal destination for travelers seeking warm weather with a refreshing cool option at night.

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

The chart illustrates September temperature patterns in Celeste, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Celeste, September typically has an average temperature of 26°C (78°F), with highs reaching up to 37°C (98°F) and lows dropping to around 10°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec464859647380848378665550
Data source: Temperature data for Celeste 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 Celeste

In Celeste in September, the precipitation amount reaches 86 mm (3.4 in) over the course of 8 days.

September Precipitation Trends in Celeste

The chart displays monthly precipitation patterns in Celeste, 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 Celeste, September typically receives around 86 mm (3.4 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec721121321671751025893861545978
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Celeste

In Celeste in September, humidity is 65%. With an average temperature of 26°C (78°F), this humidity feels like a warm, muggy embrace that can make outdoor activities a bit challenging, often leaving travelers feeling sticky and in need of frequent breaks in the shade.

September Average Humidity in Celeste

This chart illustrates the average monthly humidity levels in Celeste, 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 Celeste is approximately 65%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%79%78%78%81%78%73%66%65%72%82%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Celeste

In Celeste in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Celeste.

Maximum UV Index Levels in Celeste for September

The chart shows the monthly maximum UV Index (UVI) for Celeste 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 Celeste typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111110864
Data source: Celeste 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 Celeste Compares to Other Months

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

This table compares monthly weather conditions in Celeste, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (46°F)72 mm (2.8 inches)80%moderate
February Weather9°C (48°F)112 mm (4.4 inches)79%high
March Weather15°C (59°F)132 mm (5.2 inches)78%very high
April Weather18°C (64°F)167 mm (6.6 inches)78%very high
May Weather23°C (73°F)175 mm (6.9 inches)81%extreme
June Weather27°C (81°F)102 mm (4.0 inches)78%extreme
July Weather29°C (84°F)57 mm (2.3 inches)73%extreme
August Weather29°C (84°F)93 mm (3.7 inches)66%extreme
September Weather26°C (78°F)86 mm (3.4 inches)65%very high
October Weather19°C (67°F)154 mm (6.1 inches)72%very high
November Weather13°C (55°F)59 mm (2.3 inches)82%high
December Weather10°C (51°F)78 mm (3.1 inches)87%moderate

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