nomadseason

August Weather in Monticello, United States

Last updated: June 24, 2025

In Monticello, United States, the average temperature in August is a pleasant 24°C (76°F). However, be prepared for temperature fluctuations, as it can dip to a minimum of 12°C (54°F) and rise to a maximum of 36°C (97°F). Expect about 93 mm (3.7 in) of precipitation spread over 9 days, and don't forget to account for the 80% average humidity, which can make the heat feel even warmer. Enjoy your stay!

August Temperature in Monticello

In August in Monticello, the average temperature is 24°C (76°F). The maximum can reach 36°C (97°F), and the minimum can be as low as 12°C (54°F). This makes it an ideal time for travelers to enjoy a comfortable climate while exploring the attractions.

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

The chart illustrates August 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, August typically has an average temperature of 24°C (76°F), with highs reaching up to 36°C (97°F) and lows dropping to around 12°C (54°F).
JanFebMarAprMayJunJulAugSepOctNovDec283144526576797571564236
Data source: Temperature data for Monticello generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Monticello

In Monticello in August, the precipitation amount is 93 mm (3.7 in) over the course of 9 days.

August Precipitation Trends in Monticello

The chart displays monthly precipitation patterns in Monticello, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Monticello, August typically receives around 93 mm (3.7 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec59571151001771059193811145241
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

August Humidity in Monticello

In Monticello in August humidity is 80%. With an average temperature of 24°C (76°F), this humidity feels like a warm, sticky embrace that can make exploring outdoors quite draining, so it's essential to stay hydrated and take breaks in the shade while traveling.

August Average Humidity in Monticello

This chart illustrates the average monthly humidity levels in Monticello, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Monticello is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%80%80%82%83%81%80%76%76%85%86%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Monticello

In Monticello in August, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Monticello.

Maximum UV Index Levels in Monticello for August

The chart shows the monthly maximum UV Index (UVI) for Monticello in August, 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 August, the maximum UV index in Monticello typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101110108643
Data source: Monticello August 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 August 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 August’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 August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)59 mm (2.3 inches)82%moderate
February Weather-1°C (31°F)57 mm (2.2 inches)80%moderate
March Weather7°C (44°F)115 mm (4.5 inches)80%high
April Weather11°C (53°F)100 mm (4.0 inches)80%very high
May Weather18°C (66°F)177 mm (7.0 inches)82%very high
June Weather24°C (76°F)105 mm (4.1 inches)83%extreme
July Weather26°C (79°F)91 mm (3.6 inches)81%very high
August Weather24°C (76°F)93 mm (3.7 inches)80%very high
September Weather21°C (71°F)81 mm (3.2 inches)76%very high
October Weather14°C (57°F)114 mm (4.5 inches)76%high
November Weather5°C (42°F)52 mm (2.1 inches)85%moderate
December Weather2°C (36°F)41 mm (1.6 inches)86%moderate

Compare Monticello's Climate with Cities Worldwide