March Weather in Monticello, United States

Last updated: June 24, 2025

In March, the average temperature in Monticello, United States hovers around 5°C (41°F). Expect a chilling minimum of -11°C (12°F), while the mercury can rise to a pleasant 23°C (74°F). During this month, precipitation averages about 53 mm (2.1 in) spread across 9 days, with an average humidity of 76% adding to the overall ambiance.

March Temperature in Monticello

In March in Monticello, the average temperature is 5°C (41°F), with maximums reaching up to 23°C (74°F) and minimums dipping as low as -11°C (12°F). This wide temperature range makes it important for travelers to pack layers to stay comfortable throughout the day.

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 5°C (41°F), with highs reaching up to 23°C (74°F) and lows dropping to around -11°C (12°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 total precipitation amount is 53 mm (2.1 in) spread over 9 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 53 mm (2.1 inches) of precipitation spread over approximately 9 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 76%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration uncomfortable and prompting travelers to seek shelter or warm layers.

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 76%, 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 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to 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 8, 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	-3°C (27°F)	35 mm (1.4 inches)	85%	moderate
February Weather	0°C (31°F)	43 mm (1.7 inches)	86%	high
March Weather	5°C (41°F)	53 mm (2.1 inches)	76%	very high
April Weather	10°C (50°F)	18 mm (0.7 inches)	69%	very high
May Weather	15°C (59°F)	28 mm (1.1 inches)	53%	extreme
June Weather	22°C (72°F)	10 mm (0.4 inches)	40%	extreme
July Weather	24°C (76°F)	32 mm (1.3 inches)	36%	extreme
August Weather	23°C (74°F)	21 mm (0.8 inches)	44%	extreme
September Weather	18°C (65°F)	26 mm (1.0 inches)	59%	very high
October Weather	10°C (50°F)	37 mm (1.4 inches)	74%	high
November Weather	4°C (40°F)	19 mm (0.8 inches)	83%	moderate
December Weather	-2°C (29°F)	34 mm (1.3 inches)	85%	moderate