September Weather in Dunnigan, United States

Last updated: June 24, 2025

In Dunnigan, United States, the average temperature in September hovers around 26°C (78°F), providing a warm and inviting atmosphere. However, temperatures can vary significantly, dipping to a chilly 5°C (42°F) or soaring to a scorching 47°C (116°F). Despite the heat, precipitation is minimal, with only 1 mm (0.0 in) recorded over 0 days, and the average humidity remains a comfortable 44%. Enjoy the sun-soaked days in this vibrant locale!

September Temperature in Dunnigan

In September in Dunnigan, the average temperature is 26°C (78°F). Maximums can reach 47°C (116°F) and minimums can be as low as 5°C (42°F). Travelers should be prepared for a wide range of temperatures and pack accordingly to enjoy their visit.

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

The chart illustrates September temperature patterns in Dunnigan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dunnigan, September typically has an average temperature of 26°C (78°F), with highs reaching up to 47°C (116°F) and lows dropping to around 5°C (42°F).

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

September Precipitation in Dunnigan

In Dunnigan in September, the precipitation amount is 1 mm (0.0 in) during a span of 0 days.

September Precipitation Trends in Dunnigan

The chart displays monthly precipitation patterns in Dunnigan, 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 Dunnigan, September typically receives around 1 mm (0.0 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 Dunnigan

In Dunnigan in September humidity is 44%. With an average temperature of 26°C (78°F), this humidity feels like a refreshing embrace, providing a comfortable atmosphere for exploring the sights and enjoying outdoor activities without feeling too sticky or overwhelming.

September Average Humidity in Dunnigan

This chart illustrates the average monthly humidity levels in Dunnigan, 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 Dunnigan is approximately 44%, 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 Dunnigan

In Dunnigan 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 Dunnigan.

Maximum UV Index Levels in Dunnigan for September

The chart shows the monthly maximum UV Index (UVI) for Dunnigan 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 Dunnigan typically reaches 9, which falls under the very high exposure category.

Data source: Dunnigan 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 Dunnigan Compares to Other Months

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

This table compares monthly weather conditions in Dunnigan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (51°F)	98 mm (3.9 inches)	84%	moderate
February Weather	13°C (55°F)	92 mm (3.6 inches)	84%	moderate
March Weather	14°C (57°F)	69 mm (2.7 inches)	83%	high
April Weather	18°C (65°F)	27 mm (1.1 inches)	81%	very high
May Weather	22°C (73°F)	21 mm (0.8 inches)	74%	very high
June Weather	28°C (82°F)	3 mm (0.1 inches)	64%	extreme
July Weather	29°C (85°F)	1 mm (0.0 inches)	44%	very high
August Weather	29°C (84°F)	0 mm (0.0 inches)	36%	very high
September Weather	26°C (78°F)	1 mm (0.0 inches)	44%	very high
October Weather	20°C (68°F)	24 mm (1.0 inches)	65%	high
November Weather	14°C (57°F)	35 mm (1.4 inches)	84%	moderate
December Weather	10°C (51°F)	68 mm (2.7 inches)	83%	moderate