March Weather in Monticello, United States

Last updated: June 24, 2025

In March, the average temperature in Monticello, United States hovers around 17°C (64°F), with minimums dipping to -1°C (30°F) and maximums soaring to 33°C (91°F). Expect about 48 mm (1.9 in) of precipitation over 5 days, and prepare for a notably high average humidity of 80%.

March Temperature in Monticello

In March in Monticello, the average temperature is 17°C (64°F). Maximum temperatures can reach 33°C (91°F), while minimums can drop as low as -1°C (30°F). Be prepared for fluctuating weather conditions that offer both warmth and cooler spells, making it ideal for a diverse range of outdoor activities.

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

The chart illustrates March 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, March typically has an average temperature of 17°C (64°F), with highs reaching up to 33°C (91°F) and lows dropping to around -1°C (30°F).

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

March Precipitation in Monticello

In Monticello in March, the precipitation amount is 48 mm (1.9 in) spread over the course of 5 days.

March Precipitation Trends in Monticello

The chart displays monthly precipitation patterns in Monticello, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Monticello, March typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 5 days.

Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

March Humidity in Monticello

In Monticello in March, humidity is 80%. With an average temperature of 17°C (64°F), this humidity feels like a warm blanket wrapping around you, making travel somewhat uncomfortable as the air feels heavy and oppressive.

March Average Humidity in Monticello

This chart illustrates the average monthly humidity levels in Monticello, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Monticello is approximately 80%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Monticello

In Monticello in March, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Monticello.

Maximum UV Index Levels in Monticello for March

The chart shows the monthly maximum UV Index (UVI) for Monticello in March, 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 March, the maximum UV index in Monticello typically reaches 9, which falls under the very high exposure category.

Data source: Monticello March 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 March 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 March’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 March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	12°C (54°F)	70 mm (2.8 inches)	85%	moderate
February Weather	15°C (60°F)	91 mm (3.6 inches)	82%	very high
March Weather	17°C (64°F)	48 mm (1.9 inches)	80%	very high
April Weather	20°C (68°F)	87 mm (3.4 inches)	76%	very high
May Weather	24°C (76°F)	83 mm (3.3 inches)	73%	extreme
June Weather	26°C (80°F)	172 mm (6.8 inches)	74%	extreme
July Weather	27°C (81°F)	181 mm (7.1 inches)	80%	extreme
August Weather	27°C (81°F)	156 mm (6.1 inches)	79%	extreme
September Weather	26°C (80°F)	112 mm (4.4 inches)	83%	very high
October Weather	23°C (74°F)	77 mm (3.0 inches)	77%	very high
November Weather	16°C (61°F)	53 mm (2.1 inches)	84%	high
December Weather	14°C (57°F)	111 mm (4.4 inches)	88%	moderate