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March Weather in Boulder City, United States

Last updated: June 24, 2025

In Boulder City, United States, the average temperature in March is a pleasant 16°C (61°F), with a minimum of 4°C (39°F) and a maximum reaching up to 33°C (92°F). Expect about 20 mm (0.8 in) of precipitation spread over 4 days, while the average humidity sits comfortably at 68%. Perfect for enjoying the seasonal charm!

March Temperature in Boulder City

In March in Boulder City, the average temperature is 16°C (61°F). Maximum temperatures can reach 33°C (92°F), while the minimum can drop as low as 4°C (39°F). This variation makes Boulder City a great destination for travelers looking to experience both warm and cool weather.

March Weather in Boulder City: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Boulder City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Boulder City, March typically has an average temperature of 16°C (61°F), with highs reaching up to 33°C (92°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec495361717891959486706049
Data source: Temperature data for Boulder City generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

March Precipitation in Boulder City

In Boulder City in March, the total precipitation amount is 20 mm (0.8 in) spread over a period of 4 days.

March Precipitation Trends in Boulder City

The chart displays monthly precipitation patterns in Boulder City, 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 Boulder City, March typically receives around 20 mm (0.8 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec2122205611811581916
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Boulder City

In Boulder City in March, humidity is 68%. With an average temperature of 16°C (61°F), this humidity feels like a warm embrace that sometimes becomes stifling, making outdoor activities slightly uncomfortable and prompting travelers to seek shade or cool breezes more frequently.

March Average Humidity in Boulder City

This chart illustrates the average monthly humidity levels in Boulder City, 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 Boulder City is approximately 68%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%80%68%58%45%31%27%30%48%60%70%77%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Boulder City

In Boulder City 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 Boulder City.

Maximum UV Index Levels in Boulder City for March

The chart shows the monthly maximum UV Index (UVI) for Boulder City 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 Boulder City typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101112121110753
Data source: Boulder City 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 Boulder City Compares to Other Months

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

This table compares monthly weather conditions in Boulder City, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (50°F)21 mm (0.8 inches)77%moderate
February Weather12°C (53°F)21 mm (0.8 inches)80%high
March Weather16°C (61°F)20 mm (0.8 inches)68%very high
April Weather22°C (71°F)5 mm (0.2 inches)58%very high
May Weather26°C (78°F)6 mm (0.2 inches)45%extreme
June Weather33°C (91°F)1 mm (0.0 inches)31%extreme
July Weather35°C (96°F)17 mm (0.7 inches)27%extreme
August Weather35°C (95°F)11 mm (0.4 inches)30%extreme
September Weather30°C (86°F)5 mm (0.2 inches)48%very high
October Weather21°C (71°F)8 mm (0.3 inches)59%high
November Weather15°C (60°F)19 mm (0.7 inches)70%moderate
December Weather10°C (50°F)15 mm (0.6 inches)77%moderate

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