October Weather in Sterling, United States

Last updated: June 24, 2025

In October, the average temperature in Sterling, United States hovers around 5°C (42°F). Expect a chilly range where temperatures can dip as low as -7°C (19°F) and occasionally reach a pleasant 16°C (61°F). Precipitation is quite frequent, with an average of 127 mm (5.0 in) over 17 days, contributing to a notably high average humidity of 93%. Be prepared for a damp, cool month!

October Temperature in Sterling

In October in Sterling, the average temperature is 5°C (42°F). The maximum can reach 16°C (61°F) and the minimum can be as low as -7°C (19°F). Travelers should be prepared for chilly weather, with the possibility of some warmer days mixed in.

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

The chart illustrates October temperature patterns in Sterling, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sterling, October typically has an average temperature of 5°C (42°F), with highs reaching up to 16°C (61°F) and lows dropping to around -7°C (19°F).

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

October Precipitation in Sterling

In Sterling in October, the precipitation amount is 127 mm (5.0 in) over the course of 17 days.

October Precipitation Trends in Sterling

The chart displays monthly precipitation patterns in Sterling, 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 Sterling, October typically receives around 127 mm (5.0 inches) of precipitation spread over approximately 17 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 Sterling

In Sterling in October humidity is 93%. With average temperature 5°C (42°F), this humidity feels like an uncomfortable chill that seeps into your bones, making travel outside feel damp and daunting.

October Average Humidity in Sterling

This chart illustrates the average monthly humidity levels in Sterling, 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 Sterling is approximately 93%, 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 Sterling

In Sterling in October, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Sterling, you can visit Hourly UV Index in Sterling.

Maximum UV Index Levels in Sterling for October

The chart shows the monthly maximum UV Index (UVI) for Sterling 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 Sterling typically reaches 2, which falls under the low exposure category.

Data source: Sterling 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 Sterling Compares to Other Months

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

This table compares monthly weather conditions in Sterling, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (19°F)	53 mm (2.1 inches)	95%	low
February Weather	-5°C (23°F)	50 mm (1.9 inches)	95%	low
March Weather	-3°C (27°F)	39 mm (1.5 inches)	90%	moderate
April Weather	4°C (39°F)	36 mm (1.4 inches)	82%	moderate
May Weather	10°C (49°F)	67 mm (2.6 inches)	85%	high
June Weather	13°C (56°F)	66 mm (2.6 inches)	95%	high
July Weather	16°C (61°F)	75 mm (2.9 inches)	100%	high
August Weather	15°C (59°F)	98 mm (3.9 inches)	99%	high
September Weather	11°C (51°F)	113 mm (4.4 inches)	97%	moderate
October Weather	5°C (42°F)	127 mm (5.0 inches)	93%	low
November Weather	-2°C (28°F)	91 mm (3.6 inches)	97%	low
December Weather	-3°C (26°F)	110 mm (4.3 inches)	98%	low