October Weather in Pasadena Hills, United States

Last updated: June 24, 2025

In October, the average temperature in Pasadena Hills, United States hovers around 25°C (77°F), creating a delightful climate for outdoor activities. Temperatures can range from a chilly 7°C (45°F) to a warm 33°C (93°F), offering a diverse experience throughout the month. Be prepared for some wet days, as 82 mm (3.2 in) of precipitation is expected over 14 days, with an average humidity level of 81% that adds a touch of lushness to the environment.

October Temperature in Pasadena Hills

In October in Pasadena Hills, the average temperature is 25°C (77°F). The maximum can reach 33°C (93°F) and the minimum can be as low as 7°C (45°F). This makes it an ideal time for travelers seeking pleasant weather and a variety of outdoor activities.

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

The chart illustrates October temperature patterns in Pasadena Hills, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pasadena Hills, October typically has an average temperature of 25°C (77°F), with highs reaching up to 33°C (93°F) and lows dropping to around 7°C (45°F).

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

October Precipitation in Pasadena Hills

In Pasadena Hills in October, the precipitation amount is 82 mm (3.2 in) spread over 14 days.

October Precipitation Trends in Pasadena Hills

The chart displays monthly precipitation patterns in Pasadena 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 Pasadena Hills, October typically receives around 82 mm (3.2 inches) of precipitation spread over approximately 14 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

October Humidity in Pasadena Hills

In Pasadena Hills in October, humidity is 81%. With an average temperature of 25°C (77°F), this humidity feels like walking through a warm, thick blanket, making traveling quite challenging as you may feel sticky and sluggish, requiring frequent breaks to stay refreshed and hydrated.

October Average Humidity in Pasadena Hills

This chart illustrates the average monthly humidity levels in Pasadena 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 Pasadena Hills is approximately 81%, 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 Pasadena Hills

In Pasadena 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 Pasadena Hills.

Maximum UV Index Levels in Pasadena Hills for October

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

Data source: Pasadena 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 Pasadena Hills Compares to Other Months

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

This table compares monthly weather conditions in Pasadena Hills, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	16°C (60°F)	43 mm (1.7 inches)	83%	high
February Weather	19°C (66°F)	69 mm (2.7 inches)	80%	very high
March Weather	20°C (68°F)	20 mm (0.8 inches)	75%	very high
April Weather	23°C (73°F)	77 mm (3.0 inches)	70%	extreme
May Weather	25°C (78°F)	123 mm (4.8 inches)	68%	extreme
June Weather	27°C (81°F)	223 mm (8.8 inches)	75%	extreme
July Weather	27°C (81°F)	276 mm (10.8 inches)	79%	extreme
August Weather	28°C (82°F)	247 mm (9.7 inches)	81%	extreme
September Weather	27°C (81°F)	189 mm (7.4 inches)	83%	extreme
October Weather	25°C (77°F)	82 mm (3.2 inches)	81%	very high
November Weather	20°C (68°F)	49 mm (1.9 inches)	82%	high
December Weather	17°C (64°F)	70 mm (2.8 inches)	84%	moderate