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October Weather in Monticello, United States

Last updated: June 24, 2025

In October, the average temperature in Monticello, United States hovers around 14°C (57°F). Expect a range of -2°C (29°F) to a warm 32°C (91°F), offering a diverse climate for adventurers. With 110 mm (4.3 in) of precipitation over 12 days, don’t forget your umbrella! On top of that, the average humidity sits at a cozy 81%, adding to the region's unique atmosphere.

October Temperature in Monticello

In October in Monticello, the average temperature is 14°C (57°F). The maximum can reach 32°C (91°F), while the minimum can drop as low as -2°C (29°F). This variation in temperature makes it an ideal time to experience a mix of comfortable and cooler weather while traveling.

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 14°C (57°F), with highs reaching up to 32°C (91°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec283041516473777469574135
Data source: Temperature data for Monticello generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Monticello

In Monticello in October, the precipitation amount is 110 mm (4.3 in) over a span of 12 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 110 mm (4.3 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec7477103971579799105611107462
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Monticello

In Monticello in October, humidity is 81%. With an average temperature of 14°C (57°F), this humidity feels like a warm, dense blanket that clings to your skin, making outdoor exploration a bit heavier and more tiring.

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 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%86%87%81%82%81%79%78%81%89%86%
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.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
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.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)74 mm (2.9 inches)85%moderate
February Weather-1°C (31°F)77 mm (3.0 inches)85%moderate
March Weather5°C (42°F)103 mm (4.0 inches)86%high
April Weather11°C (51°F)97 mm (3.8 inches)87%very high
May Weather18°C (64°F)157 mm (6.2 inches)81%very high
June Weather23°C (74°F)97 mm (3.8 inches)82%very high
July Weather25°C (77°F)99 mm (3.9 inches)81%very high
August Weather23°C (74°F)105 mm (4.1 inches)79%very high
September Weather21°C (70°F)61 mm (2.4 inches)78%very high
October Weather14°C (57°F)110 mm (4.3 inches)81%high
November Weather5°C (41°F)74 mm (2.9 inches)89%moderate
December Weather2°C (35°F)62 mm (2.4 inches)86%low

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