October Weather in Glen Allen, United States

Last updated: June 24, 2025

In October, the average temperature in Glen Allen, United States hovers around 17°C (64°F). Expect a minimum of 1°C (34°F) and a maximum of 37°C (99°F), showcasing a diverse climate. Rainfall averages 122 mm (4.8 in) over 9 days, while the humidity remains high at an average of 81%.

October Temperature in Glen Allen

In October in Glen Allen, the average temperature is 17°C (64°F), with maximums reaching up to 37°C (99°F) and minimums dropping as low as 1°C (34°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

October Weather in Glen Allen: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Glen Allen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Glen Allen, October typically has an average temperature of 17°C (64°F), with highs reaching up to 37°C (99°F) and lows dropping to around 1°C (34°F).

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

October Precipitation in Glen Allen

In Glen Allen in October, the precipitation amount is 122 mm (4.8 in) over a span of 9 days.

October Precipitation Trends in Glen Allen

The chart displays monthly precipitation patterns in Glen Allen, 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 Glen Allen, October typically receives around 122 mm (4.8 inches) of precipitation spread over approximately 9 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 Glen Allen

In Glen Allen in October, humidity is 81%. With an average temperature of 17°C (64°F), this humidity feels like walking through a warm mist, enveloping you in a sticky embrace that can quickly lead to discomfort during long sightseeing excursions.

October Average Humidity in Glen Allen

This chart illustrates the average monthly humidity levels in Glen Allen, 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 Glen Allen 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 Glen Allen

In Glen Allen 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 Glen Allen.

Maximum UV Index Levels in Glen Allen for October

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

Data source: Glen Allen 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 Glen Allen Compares to Other Months

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

This table compares monthly weather conditions in Glen Allen, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (40°F)	64 mm (2.5 inches)	84%	moderate
February Weather	7°C (45°F)	96 mm (3.8 inches)	84%	high
March Weather	10°C (50°F)	75 mm (2.9 inches)	84%	high
April Weather	15°C (60°F)	106 mm (4.2 inches)	82%	very high
May Weather	20°C (69°F)	105 mm (4.1 inches)	82%	very high
June Weather	24°C (76°F)	129 mm (5.1 inches)	83%	very high
July Weather	27°C (81°F)	102 mm (4.0 inches)	79%	very high
August Weather	26°C (78°F)	172 mm (6.8 inches)	77%	very high
September Weather	23°C (73°F)	97 mm (3.8 inches)	75%	very high
October Weather	17°C (64°F)	122 mm (4.8 inches)	81%	high
November Weather	10°C (49°F)	72 mm (2.8 inches)	87%	moderate
December Weather	6°C (44°F)	93 mm (3.7 inches)	85%	moderate