March Weather in Campbell, United States

Last updated: June 24, 2025

In March, the average temperature in Campbell, United States hovers around 15°C (59°F), offering a pleasant climate. However, temperatures can swing dramatically, with minimums dipping to -6°C (21°F) and maximums reaching 31°C (87°F). Expect about 130 mm (5.1 in) of precipitation over 11 days, contributing to an average humidity of 78%.

March Temperature in Campbell

In March in Campbell, the average temperature is 15°C (59°F). The maximum can reach 31°C (87°F), while the minimum can drop as low as -6°C (21°F). This varied climate offers travelers the chance to experience both warm and cool conditions, so it's essential to pack accordingly.

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

The chart illustrates March temperature patterns in Campbell, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Campbell, March typically has an average temperature of 15°C (59°F), with highs reaching up to 31°C (87°F) and lows dropping to around -6°C (21°F).

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

March Precipitation in Campbell

In Campbell in March, the total precipitation amount is 130 mm (5.1 in) occurring over 11 days.

March Precipitation Trends in Campbell

The chart displays monthly precipitation patterns in Campbell, 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 Campbell, March typically receives around 130 mm (5.1 inches) of precipitation spread over approximately 11 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 Campbell

In Campbell in March, humidity is 78%. With an average temperature of 15°C (59°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making outdoor activities a bit more tiring and requiring frequent breaks for hydration as you explore the area.

March Average Humidity in Campbell

This chart illustrates the average monthly humidity levels in Campbell, 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 Campbell is approximately 78%, 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 Campbell

In Campbell 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 Campbell.

Maximum UV Index Levels in Campbell for March

The chart shows the monthly maximum UV Index (UVI) for Campbell 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 Campbell typically reaches 8, which falls under the very high exposure category.

Data source: Campbell 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 Campbell Compares to Other Months

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

This table compares monthly weather conditions in Campbell, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (46°F)	81 mm (3.2 inches)	80%	moderate
February Weather	9°C (48°F)	122 mm (4.8 inches)	79%	high
March Weather	15°C (59°F)	130 mm (5.1 inches)	78%	very high
April Weather	18°C (64°F)	189 mm (7.4 inches)	78%	very high
May Weather	23°C (73°F)	181 mm (7.1 inches)	81%	extreme
June Weather	27°C (81°F)	104 mm (4.1 inches)	78%	extreme
July Weather	29°C (84°F)	58 mm (2.3 inches)	73%	extreme
August Weather	29°C (84°F)	94 mm (3.7 inches)	66%	extreme
September Weather	26°C (79°F)	83 mm (3.3 inches)	65%	very high
October Weather	19°C (67°F)	143 mm (5.6 inches)	72%	very high
November Weather	13°C (56°F)	60 mm (2.3 inches)	82%	high
December Weather	10°C (51°F)	85 mm (3.4 inches)	87%	moderate