October Weather in Addison, United States

Last updated: June 24, 2025

In Addison, United States, the average temperature in October is a pleasant 20°C (68°F). However, temperatures can fluctuate significantly, with a minimum of 1°C (35°F) and a maximum reaching up to 35°C (96°F). Visitors should also prepare for some rainfall, as the area experiences an average precipitation of 146 mm (5.8 in) over about 10 days. Additionally, the average humidity hovers around 72%, adding a touch of mugginess to the warm atmosphere.

October Temperature in Addison

In October in Addison, the average temperature is 20°C (68°F). Maximums can reach 35°C (95°F), while minimums can dip as low as 1°C (34°F). This variation in temperatures makes it a great time to pack layers to stay comfortable while exploring.

October Weather in Addison: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Addison, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Addison, October typically has an average temperature of 20°C (68°F), with highs reaching up to 35°C (96°F) and lows dropping to around 1°C (35°F).

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

October Precipitation in Addison

In Addison in October, the total precipitation amount is 146 mm (5.8 in) over the course of 10 days.

October Precipitation Trends in Addison

The chart displays monthly precipitation patterns in Addison, 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 Addison, October typically receives around 146 mm (5.8 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 Addison

In Addison in October humidity is 72%. With an average temperature of 20°C (68°F), this humidity feels like a heavy blanket enveloping you, making every step slightly more laborious and the air thick with moisture, which can be uncomfortable for traveling.

October Average Humidity in Addison

This chart illustrates the average monthly humidity levels in Addison, 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 Addison is approximately 72%, 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 Addison

In Addison in October, 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 Addison.

Maximum UV Index Levels in Addison for October

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

Data source: Addison 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 Addison Compares to Other Months

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

This table compares monthly weather conditions in Addison, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (47°F)	59 mm (2.3 inches)	80%	moderate
February Weather	9°C (49°F)	102 mm (4.0 inches)	79%	high
March Weather	15°C (60°F)	120 mm (4.7 inches)	78%	very high
April Weather	18°C (65°F)	121 mm (4.8 inches)	78%	very high
May Weather	23°C (74°F)	177 mm (7.0 inches)	81%	extreme
June Weather	27°C (81°F)	86 mm (3.4 inches)	78%	extreme
July Weather	29°C (85°F)	50 mm (2.0 inches)	73%	extreme
August Weather	29°C (85°F)	98 mm (3.9 inches)	66%	extreme
September Weather	26°C (79°F)	92 mm (3.6 inches)	65%	very high
October Weather	20°C (68°F)	146 mm (5.8 inches)	72%	very high
November Weather	13°C (56°F)	58 mm (2.3 inches)	82%	high
December Weather	11°C (51°F)	67 mm (2.6 inches)	87%	moderate