September Weather in Sandy Valley, United States

Last updated: June 24, 2025

In September, the average temperature in Sandy Valley, United States hovers around 27°C (81°F), with extremes ranging from a cool 9°C (49°F) to a scorching 42°C (108°F). Rainfall is minimal, with only 5 mm (0.2 in) expected over the course of 0 days. Enjoy the warmth with an average humidity of 41%, making it a great time to explore everything this destination has to offer!

September Temperature in Sandy Valley

In September in Sandy Valley, the average temperature is 27°C (81°F). The maximum can reach 42°C (108°F), while the minimum can be as low as 9°C (49°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

September Weather in Sandy Valley: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Sandy Valley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sandy Valley, September typically has an average temperature of 27°C (81°F), with highs reaching up to 42°C (108°F) and lows dropping to around 9°C (49°F).

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

September Precipitation in Sandy Valley

In Sandy Valley in September, the precipitation amount is 5 mm (0.2 in) during a span of 0 days.

September Precipitation Trends in Sandy Valley

The chart displays monthly precipitation patterns in Sandy Valley, 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 Sandy Valley, September typically receives around 5 mm (0.2 inches) of precipitation spread over approximately 0 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 Sandy Valley

In Sandy Valley in September humidity is 41%. With an average temperature of 27°C (81°F), this humidity feels like a warm embrace, making it comfortable for exploring outdoor attractions without overwhelming discomfort.

September Average Humidity in Sandy Valley

This chart illustrates the average monthly humidity levels in Sandy Valley, 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 Sandy Valley is approximately 41%, 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 Sandy Valley

In Sandy Valley 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 Sandy Valley.

Maximum UV Index Levels in Sandy Valley for September

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

Data source: Sandy Valley 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 Sandy Valley Compares to Other Months

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

This table compares monthly weather conditions in Sandy Valley, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (47°F)	21 mm (0.8 inches)	76%	moderate
February Weather	9°C (49°F)	20 mm (0.8 inches)	80%	high
March Weather	13°C (56°F)	19 mm (0.7 inches)	69%	very high
April Weather	18°C (65°F)	10 mm (0.4 inches)	57%	very high
May Weather	22°C (72°F)	7 mm (0.3 inches)	45%	extreme
June Weather	29°C (85°F)	1 mm (0.0 inches)	34%	extreme
July Weather	32°C (90°F)	14 mm (0.6 inches)	29%	extreme
August Weather	32°C (89°F)	6 mm (0.2 inches)	28%	extreme
September Weather	27°C (81°F)	5 mm (0.2 inches)	41%	very high
October Weather	19°C (66°F)	2 mm (0.1 inches)	54%	high
November Weather	13°C (56°F)	11 mm (0.4 inches)	68%	moderate
December Weather	7°C (46°F)	17 mm (0.7 inches)	75%	moderate