September Weather in Somerton, United States

Last updated: June 24, 2025

In September, the average temperature in Somerton, United States reaches a warm 32°C (89°F). However, be prepared for a range, as temperatures can dip to a minimum of 16°C (61°F) and soar up to a scorching 48°C (119°F). Expect some occasional rain, with an average precipitation of 20 mm (0.8 in) spread over 2 days. Humidity hovers around 50%, adding to the overall tropical feel of the month.

September Temperature in Somerton

In September in Somerton, the average temperature is 32°C (89°F). Maximums can reach 48°C (119°F), while minimums can drop as low as 16°C (61°F). Be prepared for a wide range of temperatures if you plan to travel during this time.

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

The chart illustrates September temperature patterns in Somerton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Somerton, September typically has an average temperature of 32°C (89°F), with highs reaching up to 48°C (119°F) and lows dropping to around 16°C (61°F).

Data source: Temperature data for Somerton generated using information from the Copernicus Climate Change Service.

September Precipitation in Somerton

In Somerton in September, the precipitation amount is 20 mm (0.8 in) over the course of 2 days.

September Precipitation Trends in Somerton

The chart displays monthly precipitation patterns in Somerton, 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 Somerton, September typically receives around 20 mm (0.8 inches) of precipitation spread over approximately 2 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Somerton

In Somerton in September humidity is 50%. With an average temperature of 32°C (89°F), this humidity feels like a warm, sticky embrace that can make outdoor activities feel a bit heavier but still enjoyable for travelers who are prepared to stay hydrated and take breaks in the shade.

September Average Humidity in Somerton

This chart illustrates the average monthly humidity levels in Somerton, 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 Somerton is approximately 50%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Somerton

In Somerton 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 Somerton.

Maximum UV Index Levels in Somerton for September

The chart shows the monthly maximum UV Index (UVI) for Somerton 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 Somerton typically reaches 10, which falls under the very high exposure category.

Data source: Somerton 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 Somerton Compares to Other Months

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

This table compares monthly weather conditions in Somerton, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	15°C (59°F)	9 mm (0.4 inches)	73%	moderate
February Weather	16°C (61°F)	15 mm (0.6 inches)	76%	high
March Weather	20°C (68°F)	19 mm (0.7 inches)	65%	very high
April Weather	24°C (76°F)	3 mm (0.1 inches)	50%	very high
May Weather	27°C (81°F)	1 mm (0.0 inches)	33%	extreme
June Weather	32°C (90°F)	0 mm (0.0 inches)	28%	extreme
July Weather	35°C (96°F)	6 mm (0.2 inches)	28%	extreme
August Weather	35°C (96°F)	6 mm (0.2 inches)	33%	extreme
September Weather	32°C (89°F)	20 mm (0.8 inches)	50%	very high
October Weather	25°C (78°F)	8 mm (0.3 inches)	61%	very high
November Weather	20°C (68°F)	8 mm (0.3 inches)	70%	moderate
December Weather	14°C (58°F)	9 mm (0.4 inches)	78%	moderate