September Weather in Reynolds, United States

Last updated: June 24, 2025

In September, the average temperature in Reynolds, United States hovers around 26°C (79°F), where it can dip as low as 12°C (54°F) and peak at a sizzling 38°C (100°F). With an average humidity of 82% and approximately 100 mm (3.9 in) of precipitation spread over 10 days, it's essential to stay prepared for both the heat and occasional rain.

September Temperature in Reynolds

In September in Reynolds, the average temperature is 26°C (79°F). Maximum temperatures can reach 38°C (100°F), while minimums can drop to as low as 12°C (54°F). This makes Reynolds an excellent destination for travelers seeking warm weather, but it's wise to pack for both the heat and cooler evenings.

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

The chart illustrates September temperature patterns in Reynolds, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Reynolds, September typically has an average temperature of 26°C (79°F), with highs reaching up to 38°C (100°F) and lows dropping to around 12°C (54°F).

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

September Precipitation in Reynolds

In Reynolds in September, the precipitation amount is 100 mm (3.9 in) over a span of 10 days.

September Precipitation Trends in Reynolds

The chart displays monthly precipitation patterns in Reynolds, 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 Reynolds, September typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 10 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Reynolds

In Reynolds in September, humidity is 82%. With an average temperature of 26°C (79°F), this humidity feels like a warm blanket that envelops you, making outdoor activities feel more taxing and requiring frequent breaks to stay hydrated.

September Average Humidity in Reynolds

This chart illustrates the average monthly humidity levels in Reynolds, 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 Reynolds is approximately 82%, 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 Reynolds

In Reynolds 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 Reynolds.

Maximum UV Index Levels in Reynolds for September

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

Data source: Reynolds 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 Reynolds Compares to Other Months

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

This table compares monthly weather conditions in Reynolds, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	107 mm (4.2 inches)	86%	moderate
February Weather	13°C (56°F)	114 mm (4.5 inches)	84%	high
March Weather	15°C (60°F)	83 mm (3.3 inches)	83%	very high
April Weather	19°C (66°F)	97 mm (3.8 inches)	81%	very high
May Weather	24°C (75°F)	83 mm (3.3 inches)	81%	extreme
June Weather	26°C (79°F)	103 mm (4.0 inches)	81%	extreme
July Weather	28°C (82°F)	100 mm (4.0 inches)	83%	extreme
August Weather	27°C (82°F)	110 mm (4.3 inches)	81%	extreme
September Weather	26°C (79°F)	100 mm (3.9 inches)	82%	very high
October Weather	21°C (70°F)	97 mm (3.8 inches)	78%	very high
November Weather	13°C (56°F)	71 mm (2.8 inches)	86%	high
December Weather	11°C (52°F)	119 mm (4.7 inches)	89%	moderate