September Weather in Pitkin, United States

Last updated: June 24, 2025

In September, the average temperature in Pitkin, United States is a warm 26°C (79°F). Expect a minimum of 12°C (53°F) and a maximum of 38°C (101°F) during this month. Prepare for some rain, as precipitation averages 138 mm (5.4 in) over 12 days, and embrace the cozy atmosphere with an average humidity of 72%.

September Temperature in Pitkin

In September in Pitkin, the average temperature is 26°C (79°F). The maximum can reach 38°C (101°F) and the minimum can be as low as 12°C (53°F). This makes Pitkin an ideal destination for travelers seeking warm weather, but it's wise to pack for both the heat and cooler evenings.

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

The chart illustrates September temperature patterns in Pitkin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pitkin, September typically has an average temperature of 26°C (79°F), with highs reaching up to 38°C (101°F) and lows dropping to around 12°C (53°F).

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

September Precipitation in Pitkin

In Pitkin in September, the precipitation amount is 138 mm (5.4 in) spread over a period of 12 days.

September Precipitation Trends in Pitkin

The chart displays monthly precipitation patterns in Pitkin, 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 Pitkin, September typically receives around 138 mm (5.4 inches) of precipitation spread over approximately 12 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 Pitkin

In Pitkin in September, humidity is 72%. With an average temperature of 26°C (79°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities feel a bit more strenuous but also adding a tropical charm to your travels.

September Average Humidity in Pitkin

This chart illustrates the average monthly humidity levels in Pitkin, 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 Pitkin is approximately 72%, 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 Pitkin

In Pitkin 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 Pitkin.

Maximum UV Index Levels in Pitkin for September

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

Data source: Pitkin 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 Pitkin Compares to Other Months

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

This table compares monthly weather conditions in Pitkin, 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)	107 mm (4.2 inches)	81%	moderate
February Weather	13°C (56°F)	127 mm (5.0 inches)	81%	high
March Weather	17°C (63°F)	94 mm (3.7 inches)	79%	very high
April Weather	19°C (67°F)	169 mm (6.7 inches)	80%	extreme
May Weather	24°C (76°F)	202 mm (8.0 inches)	81%	extreme
June Weather	27°C (80°F)	143 mm (5.6 inches)	76%	extreme
July Weather	28°C (82°F)	147 mm (5.8 inches)	73%	extreme
August Weather	28°C (82°F)	166 mm (6.5 inches)	71%	extreme
September Weather	26°C (79°F)	138 mm (5.4 inches)	72%	very high
October Weather	21°C (70°F)	125 mm (4.9 inches)	73%	very high
November Weather	14°C (58°F)	66 mm (2.6 inches)	83%	high
December Weather	12°C (55°F)	134 mm (5.3 inches)	88%	moderate