October Weather in Castle Hills, United States

Last updated: June 24, 2025

In October, the average temperature in Castle Hills, United States is a pleasant 22°C (72°F). However, temperatures can vary significantly, with a minimum of 3°C (37°F) and soaring up to a blazing 37°C (98°F). Expect some rainfall, as precipitation averages 89 mm (3.5 in) over 10 days. Additionally, the average humidity level hovers around 74%, adding a touch of stickiness to the air.

October Temperature in Castle Hills

In October in Castle Hills, the average temperature is 22°C (72°F), with maximums reaching 37°C (98°F) and minimums dropping as low as 3°C (37°F). This weather makes Castle Hills an ideal destination for travelers looking to enjoy a mix of warm days and cooler nights.

October Weather in Castle Hills: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Castle Hills, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castle Hills, October typically has an average temperature of 22°C (72°F), with highs reaching up to 37°C (98°F) and lows dropping to around 3°C (37°F).

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

October Precipitation in Castle Hills

In Castle Hills in October, the precipitation amount is 89 mm (3.5 in) over a period of 10 days.

October Precipitation Trends in Castle Hills

The chart displays monthly precipitation patterns in Castle Hills, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Castle Hills, October typically receives around 89 mm (3.5 inches) of precipitation spread over approximately 10 days.

Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

October Humidity in Castle Hills

In Castle Hills in October, humidity is 74%. With an average temperature of 22°C (72°F), this humidity feels like a warm blanket enveloping you, making it a bit uncomfortable for traveling, as every step feels heavier and the air is thick.

October Average Humidity in Castle Hills

This chart illustrates the average monthly humidity levels in Castle Hills, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Castle Hills is approximately 74%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Castle Hills

In Castle Hills in October, 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 Castle Hills.

Maximum UV Index Levels in Castle Hills for October

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

Data source: Castle Hills October 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 October Weather in Castle Hills Compares to Other Months

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

This table compares monthly weather conditions in Castle Hills, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (53°F)	44 mm (1.7 inches)	79%	moderate
February Weather	13°C (55°F)	58 mm (2.3 inches)	79%	very high
March Weather	18°C (65°F)	62 mm (2.5 inches)	74%	very high
April Weather	21°C (70°F)	71 mm (2.8 inches)	76%	extreme
May Weather	25°C (77°F)	130 mm (5.1 inches)	81%	extreme
June Weather	28°C (83°F)	78 mm (3.1 inches)	76%	extreme
July Weather	29°C (85°F)	69 mm (2.7 inches)	66%	extreme
August Weather	30°C (86°F)	56 mm (2.2 inches)	58%	extreme
September Weather	27°C (80°F)	117 mm (4.6 inches)	65%	extreme
October Weather	22°C (72°F)	89 mm (3.5 inches)	74%	very high
November Weather	16°C (61°F)	46 mm (1.8 inches)	81%	high
December Weather	13°C (56°F)	57 mm (2.3 inches)	86%	moderate