September Weather in Parsons, United States

Last updated: June 24, 2025

In September, the average temperature in Parsons, United States hovers around 24°C (75°F), providing a comfortable climate for outdoor activities. However, be prepared for a range of temperatures, with a minimum of 7°C (45°F) and a maximum reaching 35°C (94°F). The month sees about 86 mm (3.4 in) of precipitation spread over 7 days, contributing to an average humidity of 67%. Whether you're basking in the warmth or staying dry, Parsons offers a dynamic experience this time of year.

September Temperature in Parsons

In September in Parsons, the average temperature is 24°C (75°F). Maximum temperatures can reach up to 35°C (94°F), while minimums can drop to as low as 7°C (45°F). Travelers should be prepared for a range of temperatures and pack accordingly.

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

The chart illustrates September temperature patterns in Parsons, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Parsons, September typically has an average temperature of 24°C (75°F), with highs reaching up to 35°C (94°F) and lows dropping to around 7°C (45°F).

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

September Precipitation in Parsons

In Parsons in September, the total precipitation amount is 86 mm (3.4 in) over a span of 7 days.

September Precipitation Trends in Parsons

The chart displays monthly precipitation patterns in Parsons, 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 Parsons, September typically receives around 86 mm (3.4 inches) of precipitation spread over approximately 7 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 Parsons

In Parsons in September humidity is 67%. With an average temperature of 24°C (75°F), this humidity feels like a warm and sticky embrace, making traveling a bit uncomfortable as you find yourself seeking shade and refreshing drinks more often.

September Average Humidity in Parsons

This chart illustrates the average monthly humidity levels in Parsons, 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 Parsons is approximately 67%, 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 Parsons

In Parsons 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 Parsons.

Maximum UV Index Levels in Parsons for September

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

Data source: Parsons 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 Parsons Compares to Other Months

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

This table compares monthly weather conditions in Parsons, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (36°F)	64 mm (2.5 inches)	77%	moderate
February Weather	3°C (38°F)	60 mm (2.3 inches)	76%	moderate
March Weather	10°C (51°F)	123 mm (4.8 inches)	71%	high
April Weather	14°C (58°F)	114 mm (4.5 inches)	73%	very high
May Weather	20°C (68°F)	247 mm (9.7 inches)	83%	very high
June Weather	26°C (78°F)	99 mm (3.9 inches)	83%	extreme
July Weather	27°C (82°F)	101 mm (4.0 inches)	81%	extreme
August Weather	26°C (79°F)	115 mm (4.5 inches)	73%	very high
September Weather	24°C (75°F)	86 mm (3.4 inches)	67%	very high
October Weather	16°C (60°F)	134 mm (5.3 inches)	72%	high
November Weather	9°C (48°F)	48 mm (1.9 inches)	82%	moderate
December Weather	6°C (42°F)	36 mm (1.4 inches)	85%	moderate