September Weather in Hampton, United States

Last updated: June 24, 2025

In September, the average temperature in Hampton, United States hovers around 19°C (66°F), with a range that can dip to a chilly 3°C (37°F) at night and soar up to a warm 34°C (93°F) during the day. Expect about 111 mm (4.4 in) of rain over 10 days, resulting in an average humidity of 75%. Be prepared for a mix of mild warmth and occasional showers!

September Temperature in Hampton

In September in Hampton, the average temperature is 19°C (66°F). Maximums can reach 34°C (93°F), while minimums can drop to as low as 3°C (37°F). Be prepared for a mix of warm days and cooler nights when traveling to Hampton during this month.

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

The chart illustrates September temperature patterns in Hampton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hampton, September typically has an average temperature of 19°C (66°F), with highs reaching up to 34°C (93°F) and lows dropping to around 3°C (37°F).

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

September Precipitation in Hampton

In Hampton in September, the precipitation amount is 111 mm (4.4 in) over a span of 10 days.

September Precipitation Trends in Hampton

The chart displays monthly precipitation patterns in Hampton, 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 Hampton, September typically receives around 111 mm (4.4 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 Hampton

In Hampton in September humidity is 75%. With an average temperature of 19°C (66°F), this humidity feels like a warm, enveloping blanket, making it slightly uncomfortable for traveling as you navigate through the thick, muggy air.

September Average Humidity in Hampton

This chart illustrates the average monthly humidity levels in Hampton, 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 Hampton is approximately 75%, 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 Hampton

In Hampton 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 Hampton.

Maximum UV Index Levels in Hampton for September

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

Data source: Hampton 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 Hampton Compares to Other Months

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

This table compares monthly weather conditions in Hampton, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (20°F)	37 mm (1.5 inches)	82%	moderate
February Weather	-7°C (20°F)	47 mm (1.9 inches)	84%	moderate
March Weather	2°C (36°F)	73 mm (2.9 inches)	80%	moderate
April Weather	8°C (47°F)	79 mm (3.1 inches)	81%	very high
May Weather	16°C (61°F)	163 mm (6.4 inches)	74%	very high
June Weather	23°C (73°F)	116 mm (4.6 inches)	80%	extreme
July Weather	24°C (75°F)	97 mm (3.8 inches)	80%	very high
August Weather	22°C (71°F)	104 mm (4.1 inches)	77%	very high
September Weather	19°C (66°F)	111 mm (4.4 inches)	75%	very high
October Weather	10°C (50°F)	125 mm (4.9 inches)	80%	moderate
November Weather	2°C (36°F)	47 mm (1.8 inches)	87%	moderate
December Weather	-2°C (28°F)	36 mm (1.4 inches)	83%	moderate