October Weather in Littleton, United States

Last updated: June 24, 2025

In October, the average temperature in Littleton, United States hovers around 18°C (65°F), providing a pleasant climate for outdoor activities. However, be prepared for a range of temperatures, with a minimum of 1°C (34°F) and a scorching maximum of 36°C (97°F). This month also brings 96 mm (3.8 in) of precipitation spread over approximately 8 days, and an average humidity of 81%, creating a moist ambiance. Whether you're exploring or relaxing, pack accordingly to enjoy all that Littleton has to offer!

October Temperature in Littleton

In October in Littleton, the average temperature is 18°C (65°F). Maximums can reach 36°C (97°F), and minimums can be as low as 1°C (34°F). This variation in temperature makes it essential to pack accordingly for your travels.

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

The chart illustrates October temperature patterns in Littleton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Littleton, October typically has an average temperature of 18°C (65°F), with highs reaching up to 36°C (97°F) and lows dropping to around 1°C (34°F).

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

October Precipitation in Littleton

In Littleton in October, the precipitation amount is 96 mm (3.8 in) over the course of 8 days.

October Precipitation Trends in Littleton

The chart displays monthly precipitation patterns in Littleton, 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 Littleton, October typically receives around 96 mm (3.8 inches) of precipitation spread over approximately 8 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 Littleton

In Littleton in October, humidity is 81%. With an average temperature of 18°C (65°F), this humidity feels like a thick blanket wrapping around you, making every step feel heavier and the air thick and sultry—a challenging environment for traveling.

October Average Humidity in Littleton

This chart illustrates the average monthly humidity levels in Littleton, 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 Littleton 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 Littleton

In Littleton in October, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Littleton.

Maximum UV Index Levels in Littleton for October

The chart shows the monthly maximum UV Index (UVI) for Littleton 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 Littleton typically reaches 8, which falls under the very high exposure category.

Data source: Littleton 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 Littleton Compares to Other Months

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

This table compares monthly weather conditions in Littleton, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (42°F)	89 mm (3.5 inches)	84%	moderate
February Weather	8°C (47°F)	110 mm (4.3 inches)	84%	high
March Weather	11°C (52°F)	86 mm (3.4 inches)	84%	very high
April Weather	16°C (61°F)	104 mm (4.1 inches)	82%	very high
May Weather	21°C (70°F)	124 mm (4.9 inches)	82%	very high
June Weather	24°C (76°F)	128 mm (5.0 inches)	83%	extreme
July Weather	27°C (80°F)	116 mm (4.6 inches)	79%	extreme
August Weather	26°C (78°F)	151 mm (5.9 inches)	77%	very high
September Weather	23°C (74°F)	115 mm (4.5 inches)	75%	very high
October Weather	18°C (65°F)	96 mm (3.8 inches)	81%	very high
November Weather	10°C (51°F)	80 mm (3.2 inches)	87%	moderate
December Weather	8°C (46°F)	97 mm (3.8 inches)	85%	moderate