September Weather in Christiana, United States

Last updated: June 24, 2025

In September, the average temperature in Christiana, United States is a pleasant 23°C (74°F). Visitors can expect a range with minimums dipping to 8°C (46°F) and maximums reaching up to 36°C (97°F). Precipitation averages around 124 mm (4.9 in) over a span of 10 days, while the average humidity sits at 64%, adding a touch of warmth to the atmosphere.

September Temperature in Christiana

In September in Christiana, the average temperature is 23°C (74°F). The maximum can reach 36°C (97°F), while the minimum can dip as low as 8°C (46°F). This makes it a perfect time for travelers to enjoy a variety of outdoor activities, from exploring the sights to relaxing in the pleasant evenings.

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

The chart illustrates September temperature patterns in Christiana, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Christiana, September typically has an average temperature of 23°C (74°F), with highs reaching up to 36°C (97°F) and lows dropping to around 8°C (46°F).

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

September Precipitation in Christiana

In Christiana in September, the precipitation amount is 124 mm (4.9 in) spread over a duration of 10 days.

September Precipitation Trends in Christiana

The chart displays monthly precipitation patterns in Christiana, 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 Christiana, September typically receives around 124 mm (4.9 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 Christiana

In Christiana in September, humidity is 64%. With an average temperature of 23°C (74°F), this humidity feels like a warm blanket wrapping around you, making outdoor exploration enjoyable yet slightly sticky, so it's best to stay hydrated and take breaks in the shade while traveling.

September Average Humidity in Christiana

This chart illustrates the average monthly humidity levels in Christiana, 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 Christiana is approximately 64%, 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 Christiana

In Christiana 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 Christiana.

Maximum UV Index Levels in Christiana for September

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

Data source: Christiana 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 Christiana Compares to Other Months

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

This table compares monthly weather conditions in Christiana, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (41°F)	112 mm (4.4 inches)	87%	moderate
February Weather	8°C (46°F)	188 mm (7.4 inches)	87%	high
March Weather	12°C (54°F)	178 mm (7.0 inches)	85%	very high
April Weather	15°C (60°F)	153 mm (6.0 inches)	82%	very high
May Weather	21°C (70°F)	117 mm (4.6 inches)	83%	very high
June Weather	25°C (76°F)	143 mm (5.6 inches)	82%	extreme
July Weather	26°C (80°F)	136 mm (5.4 inches)	78%	extreme
August Weather	25°C (78°F)	116 mm (4.6 inches)	67%	very high
September Weather	23°C (74°F)	124 mm (4.9 inches)	64%	very high
October Weather	17°C (64°F)	131 mm (5.2 inches)	74%	high
November Weather	9°C (49°F)	78 mm (3.1 inches)	87%	moderate
December Weather	8°C (46°F)	150 mm (5.9 inches)	88%	moderate