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September Weather in Shannon Hills, United States

Last updated: June 24, 2025

In September, the average temperature in Shannon Hills, United States hovers around 25°C (77°F). Expect a range between a cool 10°C (50°F) and a sizzling 38°C (101°F). During this month, you'll encounter roughly 99 mm (3.9 in) of precipitation over 6 days, accompanied by an average humidity level of 59%.

September Temperature in Shannon Hills

In September in Shannon Hills, 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 Shannon Hills an ideal destination for travelers seeking warm weather with pleasant evenings.

September Weather in Shannon Hills: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Shannon Hills, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shannon Hills, 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).
JanFebMarAprMayJunJulAugSepOctNovDec434656617279828076655248
Data source: Temperature data for Shannon Hills 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 Shannon Hills

In Shannon Hills in September, the precipitation amount is 99 mm (3.9 in) spread over a duration of 6 days.

September Precipitation Trends in Shannon Hills

The chart displays monthly precipitation patterns in Shannon Hills, 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 Shannon Hills, September typically receives around 99 mm (3.9 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec9014615015915710498115999876144
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Shannon Hills

In Shannon Hills 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 Shannon Hills

This chart illustrates the average monthly humidity levels in Shannon Hills, 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 Shannon Hills 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 Shannon Hills

In Shannon Hills 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 Shannon Hills.

Maximum UV Index Levels in Shannon Hills for September

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

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

This table compares monthly weather conditions in Shannon Hills, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)90 mm (3.6 inches)82%moderate
February Weather8°C (46°F)146 mm (5.7 inches)79%high
March Weather14°C (57°F)150 mm (5.9 inches)77%very high
April Weather16°C (62°F)159 mm (6.3 inches)78%very high
May Weather22°C (72°F)157 mm (6.2 inches)82%extreme
June Weather26°C (79°F)104 mm (4.1 inches)81%extreme
July Weather28°C (82°F)98 mm (3.9 inches)75%extreme
August Weather27°C (81°F)115 mm (4.5 inches)61%very high
September Weather25°C (77°F)99 mm (3.9 inches)59%very high
October Weather18°C (65°F)98 mm (3.8 inches)69%high
November Weather11°C (52°F)76 mm (3.0 inches)82%moderate
December Weather9°C (48°F)144 mm (5.7 inches)87%moderate

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