October Weather in Monticello, United States

Last updated: June 24, 2025

In October, the average temperature in Monticello, United States hovers around 12°C (53°F), with fluctuations that can dip as low as -2°C (29°F) and rise to a balmy 27°C (81°F). Expect a precipitation amount of 153 mm (6.0 in) spread over 13 days, contributing to an average humidity of 74%.

October Temperature in Monticello

In October in Monticello, the average temperature is 12°C (53°F). Maximum temperatures can reach 27°C (81°F), while minimums can dip as low as -2°C (29°F). Be prepared for a wide range of temperatures during your visit, so pack accordingly for both warm and cold conditions.

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

The chart illustrates October temperature patterns in Monticello, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Monticello, October typically has an average temperature of 12°C (53°F), with highs reaching up to 27°C (81°F) and lows dropping to around -2°C (29°F).

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

October Precipitation in Monticello

In Monticello in October, the total precipitation amount is 153 mm (6.0 in) spread over 13 days.

October Precipitation Trends in Monticello

The chart displays monthly precipitation patterns in Monticello, 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 Monticello, October typically receives around 153 mm (6.0 inches) of precipitation spread over approximately 13 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 Monticello

In Monticello in October, humidity is 74%. With an average temperature of 12°C (53°F), this humidity feels like a damp chill wraps around you, making outdoor activities less enjoyable and encouraging you to seek cozy indoor spots instead.

October Average Humidity in Monticello

This chart illustrates the average monthly humidity levels in Monticello, 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 Monticello is approximately 74%, 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 Monticello

In Monticello 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 Monticello, you can refer to this Hourly UV Index in Monticello.

Maximum UV Index Levels in Monticello for October

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

Data source: Monticello 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 Monticello Compares to Other Months

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

This table compares monthly weather conditions in Monticello, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	82 mm (3.2 inches)	84%	moderate
February Weather	-2°C (30°F)	108 mm (4.2 inches)	82%	moderate
March Weather	2°C (35°F)	97 mm (3.8 inches)	81%	high
April Weather	8°C (47°F)	127 mm (5.0 inches)	78%	very high
May Weather	14°C (58°F)	139 mm (5.5 inches)	69%	very high
June Weather	19°C (66°F)	115 mm (4.5 inches)	69%	very high
July Weather	22°C (72°F)	121 mm (4.8 inches)	62%	very high
August Weather	21°C (70°F)	127 mm (5.0 inches)	65%	very high
September Weather	17°C (64°F)	98 mm (3.8 inches)	68%	very high
October Weather	12°C (53°F)	153 mm (6.0 inches)	74%	high
November Weather	4°C (39°F)	105 mm (4.1 inches)	82%	moderate
December Weather	0°C (32°F)	113 mm (4.4 inches)	80%	low