September Weather in Kent, United States

Last updated: June 24, 2025

In September, the average temperature in Kent, United States hovers around 18°C (65°F), making it a pleasant time to visit. However, temperatures can vary significantly, with a minimum of 3°C (37°F) and a maximum soaring to 32°C (90°F). Expect some rainfall, as the region receives about 118 mm (4.6 in) of precipitation over 9 days. With an average humidity of 68%, the air can feel quite refreshing or a tad muggy, depending on the weather!

September Temperature in Kent

In September in Kent, the average temperature is 18°C (65°F). Maximum temperatures can reach up to 32°C (90°F), while the minimum can drop as low as 3°C (37°F). This varying climate makes it essential for travelers to pack for both warm and cool conditions.

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

The chart illustrates September temperature patterns in Kent, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kent, September typically has an average temperature of 18°C (65°F), with highs reaching up to 32°C (90°F) and lows dropping to around 3°C (37°F).

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

September Precipitation in Kent

In Kent in September, the precipitation amount is 118 mm (4.6 in) over the course of 9 days.

September Precipitation Trends in Kent

The chart displays monthly precipitation patterns in Kent, 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 Kent, September typically receives around 118 mm (4.6 inches) of precipitation spread over approximately 9 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 Kent

In Kent in September, humidity is 68%. With an average temperature of 18°C (65°F), this humidity feels like a warm, enveloping blanket, making travel somewhat sticky and requiring occasional breaks for refreshing hydration.

September Average Humidity in Kent

This chart illustrates the average monthly humidity levels in Kent, 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 Kent is approximately 68%, 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 Kent

In Kent in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Kent.

Maximum UV Index Levels in Kent for September

The chart shows the monthly maximum UV Index (UVI) for Kent 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 Kent typically reaches 8, which falls under the very high exposure category.

Data source: Kent 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 Kent Compares to Other Months

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

This table compares monthly weather conditions in Kent, 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 (29°F)	72 mm (2.8 inches)	84%	moderate
February Weather	0°C (32°F)	93 mm (3.7 inches)	82%	moderate
March Weather	3°C (37°F)	87 mm (3.4 inches)	81%	high
April Weather	9°C (48°F)	121 mm (4.8 inches)	78%	very high
May Weather	15°C (59°F)	115 mm (4.5 inches)	69%	very high
June Weather	20°C (68°F)	93 mm (3.7 inches)	69%	very high
July Weather	23°C (74°F)	126 mm (5.0 inches)	62%	very high
August Weather	22°C (72°F)	108 mm (4.2 inches)	65%	very high
September Weather	18°C (65°F)	118 mm (4.6 inches)	68%	very high
October Weather	13°C (55°F)	139 mm (5.5 inches)	74%	high
November Weather	5°C (41°F)	94 mm (3.7 inches)	82%	moderate
December Weather	0°C (33°F)	110 mm (4.3 inches)	80%	low