Last updated: June 24, 2025
In October, the average temperature in Monticello, United States hovers around 11°C (52°F), with a minimum dipping to -5°C (24°F) and a maximum soaring to 30°C (86°F). Expect 113 mm (4.5 in) of precipitation spread over 13 days, contributing to an average humidity of 83% that envelops the area, making for a diverse and sometimes unpredictable climate.
In October in Monticello, the average temperature is 11°C (52°F). The maximum can reach 30°C (86°F), and the minimum can be as low as -5°C (24°F). Be prepared for a wide range of temperatures and plan your activities accordingly when traveling during this time.
In Monticello in October, the precipitation amount is 113 mm (4.5 in) accumulated over 13 days.
In Monticello in October humidity is 83%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that can make outdoor activities uncomfortable, often leading travelers to seek shelter indoors or to dress in layered clothing to stay warm while exploring the area.
In Monticello in October, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Monticello.
UV Risk Categories
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.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (22°F) | 55 mm (2.2 inches) | 85% | moderate |
| February Weather | -5°C (24°F) | 54 mm (2.1 inches) | 85% | moderate |
| March Weather | 3°C (37°F) | 59 mm (2.3 inches) | 85% | high |
| April Weather | 8°C (47°F) | 97 mm (3.8 inches) | 85% | very high |
| May Weather | 16°C (60°F) | 136 mm (5.3 inches) | 78% | very high |
| June Weather | 22°C (71°F) | 124 mm (4.9 inches) | 80% | very high |
| July Weather | 24°C (75°F) | 78 mm (3.1 inches) | 78% | very high |
| August Weather | 22°C (72°F) | 106 mm (4.2 inches) | 76% | very high |
| September Weather | 19°C (66°F) | 118 mm (4.6 inches) | 79% | very high |
| October Weather | 11°C (52°F) | 113 mm (4.5 inches) | 83% | moderate |
| November Weather | 3°C (37°F) | 43 mm (1.7 inches) | 88% | moderate |
| December Weather | -1°C (30°F) | 49 mm (1.9 inches) | 81% | low |