October Weather in Andover, United States

Last updated: June 24, 2025

In October, the average temperature in Andover, United States hovers around 12°C (55°F). You can expect a wide range of temperatures, with minimums dipping to -5°C (23°F) and maximums soaring up to 31°C (89°F). Rain is relatively common, with a total precipitation of 127 mm (5.0 in) over about 12 days. Coupled with an average humidity of 78%, it’s a month that balances cool and warmth amidst some wet weather.

October Temperature in Andover

In October in Andover, the average temperature is 12°C (55°F). Maximum temperatures can reach 31°C (89°F), while minimum temperatures can drop as low as -5°C (23°F). Travelers should be prepared for a wide range of temperatures during this time, making layering essential for comfort.

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

The chart illustrates October temperature patterns in Andover, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Andover, October typically has an average temperature of 12°C (55°F), with highs reaching up to 31°C (89°F) and lows dropping to around -5°C (23°F).

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

October Precipitation in Andover

In Andover in October, the precipitation amount is 127 mm (5.0 in) occurring over the course of 12 days.

October Precipitation Trends in Andover

The chart displays monthly precipitation patterns in Andover, 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 Andover, October typically receives around 127 mm (5.0 inches) of precipitation spread over approximately 12 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 Andover

In Andover in October humidity is 78%. With average temperature 12°C (55°F), this humidity feels like a damp chill that wraps around you, making outdoor activities less enjoyable and travel a bit uncomfortable unless you're layered appropriately.

October Average Humidity in Andover

This chart illustrates the average monthly humidity levels in Andover, 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 Andover is approximately 78%, 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 Andover

In Andover in October, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Andover, you can refer to this Hourly UV Index in Andover.

Maximum UV Index Levels in Andover for October

The chart shows the monthly maximum UV Index (UVI) for Andover 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 Andover typically reaches 6, which falls under the high exposure category.

Data source: Andover 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 Andover Compares to Other Months

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

This table compares monthly weather conditions in Andover, 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 (25°F)	56 mm (2.2 inches)	81%	moderate
February Weather	-3°C (27°F)	63 mm (2.5 inches)	81%	moderate
March Weather	5°C (41°F)	100 mm (3.9 inches)	81%	high
April Weather	10°C (50°F)	113 mm (4.5 inches)	82%	very high
May Weather	17°C (63°F)	157 mm (6.2 inches)	78%	very high
June Weather	23°C (74°F)	143 mm (5.6 inches)	81%	extreme
July Weather	25°C (77°F)	100 mm (3.9 inches)	79%	very high
August Weather	23°C (74°F)	70 mm (2.7 inches)	77%	very high
September Weather	20°C (69°F)	103 mm (4.1 inches)	78%	very high
October Weather	12°C (55°F)	127 mm (5.0 inches)	78%	high
November Weather	4°C (39°F)	52 mm (2.0 inches)	87%	moderate
December Weather	0°C (33°F)	49 mm (1.9 inches)	84%	low