March Weather in Upland, United States

Last updated: June 24, 2025

In March, the average temperature in Upland, United States is a brisk 5°C (42°F). Expect minimums plunging to -15°C (6°F) and maximums soaring up to 24°C (76°F). With an average humidity of 86%, you'll likely feel the chill. Be prepared for 104 mm (4.1 in) of precipitation over about 13 days, so don’t forget your umbrella!

March Temperature in Upland

In March in Upland, the average temperature is 5°C (42°F), with maximums reaching 24°C (76°F) and minimums dropping as low as -15°C (6°F). This variation means travelers should be prepared for a wide range of weather conditions.

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

The chart illustrates March temperature patterns in Upland, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Upland, March typically has an average temperature of 5°C (42°F), with highs reaching up to 24°C (76°F) and lows dropping to around -15°C (6°F).

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

March Precipitation in Upland

In Upland in March, the precipitation amount is 104 mm (4.1 in) over the course of 13 days.

March Precipitation Trends in Upland

The chart displays monthly precipitation patterns in Upland, 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 Upland, March typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 13 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 Upland

In Upland in March, humidity is 86%. With an average temperature of 5°C (42°F), this humidity feels like a damp chill that penetrates your layers, making outdoor activities quite uncomfortable and prompting you to seek warmth indoors more often.

March Average Humidity in Upland

This chart illustrates the average monthly humidity levels in Upland, 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 Upland is approximately 86%, 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 Upland

In Upland in March, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Upland, you can refer to this Hourly UV Index in Upland.

Maximum UV Index Levels in Upland for March

The chart shows the monthly maximum UV Index (UVI) for Upland 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 Upland typically reaches 6, which falls under the high exposure category.

Data source: Upland 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 Upland Compares to Other Months

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

This table compares monthly weather conditions in Upland, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (29°F)	76 mm (3.0 inches)	85%	moderate
February Weather	0°C (32°F)	86 mm (3.4 inches)	85%	moderate
March Weather	5°C (42°F)	104 mm (4.1 inches)	86%	high
April Weather	10°C (51°F)	94 mm (3.7 inches)	87%	very high
May Weather	17°C (63°F)	133 mm (5.3 inches)	81%	very high
June Weather	23°C (73°F)	106 mm (4.2 inches)	82%	extreme
July Weather	24°C (76°F)	106 mm (4.2 inches)	81%	very high
August Weather	23°C (73°F)	100 mm (3.9 inches)	79%	very high
September Weather	20°C (69°F)	71 mm (2.8 inches)	78%	very high
October Weather	14°C (57°F)	101 mm (4.0 inches)	81%	high
November Weather	5°C (41°F)	83 mm (3.3 inches)	89%	moderate
December Weather	2°C (35°F)	68 mm (2.7 inches)	86%	low