October Weather in Mill Creek, United States

Last updated: June 24, 2025

In Mill Creek, United States, the average temperature in October hovers around 13°C (55°F), with minimums dipping to -4°C (26°F) and soaring to a mild 29°C (84°F). Expect about 129 mm (5.1 in) of precipitation over 12 days, contributing to an average humidity of 81%. 🍃

October Temperature in Mill Creek

In October in Mill Creek, the average temperature is 13°C (55°F), with maximums reaching 29°C (84°F) and minimums plunging to as low as -4°C (26°F). This range of temperatures suggests that travelers should be prepared for both warm and chilly conditions during their visit.

October Weather in Mill Creek: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Mill Creek, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mill Creek, October typically has an average temperature of 13°C (55°F), with highs reaching up to 29°C (84°F) and lows dropping to around -4°C (26°F).

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

October Precipitation in Mill Creek

In Mill Creek in October, the total precipitation amount is 129 mm (5.1 in) over the course of 12 days.

October Precipitation Trends in Mill Creek

The chart displays monthly precipitation patterns in Mill Creek, 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 Mill Creek, October typically receives around 129 mm (5.1 inches) of precipitation spread over approximately 12 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 Mill Creek

In Mill Creek in October, humidity is 81%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket wrapping around you, making strolls outdoors feel heavy and slightly oppressive, which may be less than ideal for travelers looking to explore comfortably.

October Average Humidity in Mill Creek

This chart illustrates the average monthly humidity levels in Mill Creek, 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 Mill Creek 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 Mill Creek

In Mill Creek in October, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Mill Creek.

Maximum UV Index Levels in Mill Creek for October

The chart shows the monthly maximum UV Index (UVI) for Mill Creek 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 Mill Creek typically reaches 7, which falls under the high exposure category.

Data source: Mill Creek 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 Mill Creek Compares to Other Months

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

This table compares monthly weather conditions in Mill Creek, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (31°F)	104 mm (4.1 inches)	88%	moderate
February Weather	2°C (36°F)	158 mm (6.2 inches)	88%	moderate
March Weather	5°C (41°F)	127 mm (5.0 inches)	88%	high
April Weather	10°C (50°F)	160 mm (6.3 inches)	86%	very high
May Weather	15°C (60°F)	174 mm (6.9 inches)	82%	extreme
June Weather	19°C (66°F)	141 mm (5.6 inches)	84%	extreme
July Weather	21°C (70°F)	120 mm (4.7 inches)	82%	extreme
August Weather	20°C (68°F)	144 mm (5.7 inches)	73%	very high
September Weather	18°C (64°F)	116 mm (4.6 inches)	73%	very high
October Weather	13°C (55°F)	129 mm (5.1 inches)	81%	high
November Weather	5°C (41°F)	91 mm (3.6 inches)	89%	moderate
December Weather	2°C (36°F)	129 mm (5.1 inches)	86%	moderate