September Weather in Mellwood, United States

Last updated: June 24, 2025

In Mellwood, United States, the average temperature in September is a pleasant 22°C (73°F). Expect a minimum of 9°C (48°F) and the possibility of a scorching maximum of 36°C (97°F). With 102 mm (4.0 in) of precipitation spread over 11 days, stay prepared for showers. The average humidity is a cozy 75%, adding to the region's unique climate.

September Temperature in Mellwood

In September in Mellwood, the average temperature is 22°C (73°F), with maximums reaching 36°C (97°F) and minimums dropping as low as 9°C (48°F), making it a great time for travelers who enjoy warm weather but should also prepare for cooler evenings.

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

The chart illustrates September temperature patterns in Mellwood, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mellwood, September typically has an average temperature of 22°C (73°F), with highs reaching up to 36°C (97°F) and lows dropping to around 9°C (48°F).

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

September Precipitation in Mellwood

In Mellwood in September, the precipitation amount is 102 mm (4.0 in) over the course of 11 days.

September Precipitation Trends in Mellwood

The chart displays monthly precipitation patterns in Mellwood, 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 Mellwood, September typically receives around 102 mm (4.0 inches) of precipitation spread over approximately 11 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 Mellwood

In Mellwood in September humidity is 75%. With an average temperature of 22°C (73°F), this humidity feels like a warm, enveloping embrace, making it essential for travelers to stay hydrated and wear light, breathable clothing to enjoy their adventures comfortably.

September Average Humidity in Mellwood

This chart illustrates the average monthly humidity levels in Mellwood, 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 Mellwood 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 Mellwood

In Mellwood 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 Mellwood.

Maximum UV Index Levels in Mellwood for September

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

Data source: Mellwood 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 Mellwood Compares to Other Months

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

This table compares monthly weather conditions in Mellwood, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (38°F)	62 mm (2.4 inches)	84%	moderate
February Weather	5°C (42°F)	97 mm (3.8 inches)	83%	moderate
March Weather	8°C (47°F)	82 mm (3.2 inches)	83%	high
April Weather	14°C (57°F)	101 mm (4.0 inches)	81%	very high
May Weather	19°C (67°F)	127 mm (5.0 inches)	78%	very high
June Weather	24°C (76°F)	107 mm (4.2 inches)	79%	very high
July Weather	27°C (81°F)	167 mm (6.6 inches)	74%	very high
August Weather	25°C (78°F)	162 mm (6.4 inches)	72%	very high
September Weather	22°C (73°F)	102 mm (4.0 inches)	75%	very high
October Weather	17°C (63°F)	117 mm (4.6 inches)	81%	high
November Weather	9°C (49°F)	77 mm (3.0 inches)	85%	moderate
December Weather	6°C (42°F)	89 mm (3.5 inches)	84%	moderate