March Weather in American Canyon, United States

Last updated: June 24, 2025

In March, the average temperature in American Canyon, United States hovers around 12°C (55°F), making it a mild time of year. Expect minimum temperatures to dip to 1°C (34°F), while the mercury can soar to a maximum of 30°C (87°F). With an average precipitation of 81 mm (3.2 in) spread over 9 days, it's wise to keep an umbrella handy. Additionally, the air is often quite humid, with an average humidity level of 83%.

March Temperature in American Canyon

In March in American Canyon, the average temperature is 12°C (55°F). Maximums can reach 30°C (87°F) and minimums can be as low as 1°C (34°F). Travelers should be prepared for a wide range of temperatures, packing for both warm days and cooler nights.

March Weather in American Canyon: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in American Canyon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In American Canyon, March typically has an average temperature of 12°C (55°F), with highs reaching up to 30°C (87°F) and lows dropping to around 1°C (34°F).

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

March Precipitation in American Canyon

In American Canyon in March, the precipitation amount is 81 mm (3.2 in) spread over a duration of 9 days.

March Precipitation Trends in American Canyon

The chart displays monthly precipitation patterns in American Canyon, 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 American Canyon, March typically receives around 81 mm (3.2 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 American Canyon

In American Canyon in March humidity is 83%. With an average temperature of 12°C (55°F), this humidity feels like a cool, damp embrace that makes exploring the area both refreshing and slightly uncomfortable, requiring travelers to dress in layers and stay hydrated.

March Average Humidity in American Canyon

This chart illustrates the average monthly humidity levels in American Canyon, 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 American Canyon is approximately 83%, 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 American Canyon

In American Canyon in March, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in American Canyon.

Maximum UV Index Levels in American Canyon for March

The chart shows the monthly maximum UV Index (UVI) for American Canyon 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 American Canyon typically reaches 7, which falls under the high exposure category.

Data source: American Canyon 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 American Canyon Compares to Other Months

Weather in American Canyon varies notably across the year, with each month offering distinct climate conditions. This page compares March’s weather to other months in American Canyon, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in American Canyon, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	119 mm (4.7 inches)	84%	moderate
February Weather	11°C (53°F)	113 mm (4.5 inches)	84%	moderate
March Weather	12°C (55°F)	81 mm (3.2 inches)	83%	high
April Weather	15°C (60°F)	33 mm (1.3 inches)	81%	very high
May Weather	18°C (64°F)	19 mm (0.8 inches)	74%	very high
June Weather	21°C (70°F)	2 mm (0.1 inches)	64%	extreme
July Weather	21°C (70°F)	0 mm (0.0 inches)	44%	extreme
August Weather	21°C (71°F)	0 mm (0.0 inches)	36%	very high
September Weather	21°C (70°F)	1 mm (0.0 inches)	44%	very high
October Weather	18°C (65°F)	29 mm (1.1 inches)	65%	high
November Weather	13°C (56°F)	43 mm (1.7 inches)	84%	moderate
December Weather	10°C (50°F)	91 mm (3.6 inches)	83%	moderate