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March Weather in Monrovia, United States

Last updated: June 24, 2025

In March, the average temperature in Monrovia, United States hovers around 6°C (43°F), with a minimum dipping as low as -16°C (4°F) and a maximum reaching up to 24°C (75°F). Visitors should be prepared for precipitation averaging 129 mm (5.1 in) over the course of about 13 days, accompanied by high humidity levels of 86%.

March Temperature in Monrovia

In March in Monrovia, the average temperature is 6°C (43°F), with maximums reaching 24°C (75°F) and minimums dropping as low as -16°C (4°F). Be prepared for a wide range of temperatures when traveling to Monrovia during this time.

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

The chart illustrates March temperature patterns in Monrovia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Monrovia, March typically has an average temperature of 6°C (43°F), with highs reaching up to 24°C (75°F) and lows dropping to around -16°C (4°F).
JanFebMarAprMayJunJulAugSepOctNovDec313443526473777470584237
Data source: Temperature data for Monrovia 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 Monrovia

In Monrovia in March, the precipitation amount is 129 mm (5.1 in) over the course of 13 days.

March Precipitation Trends in Monrovia

The chart displays monthly precipitation patterns in Monrovia, 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 Monrovia, March typically receives around 129 mm (5.1 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec8696129102131121108107741009888
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Monrovia

In Monrovia in March humidity is 86%. With an average temperature of 6°C (43°F), this humidity feels like a chilling blanket enveloping you, making outdoor exploration feel damp and uncomfortable.

March Average Humidity in Monrovia

This chart illustrates the average monthly humidity levels in Monrovia, 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 Monrovia is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%86%84%79%82%79%70%69%76%88%87%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Monrovia

In Monrovia 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 Monrovia.

Maximum UV Index Levels in Monrovia for March

The chart shows the monthly maximum UV Index (UVI) for Monrovia 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 Monrovia typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910111098643
Data source: Monrovia 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 Monrovia Compares to Other Months

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

This table compares monthly weather conditions in Monrovia, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)86 mm (3.4 inches)87%moderate
February Weather1°C (34°F)96 mm (3.8 inches)85%moderate
March Weather6°C (43°F)129 mm (5.1 inches)86%high
April Weather11°C (53°F)102 mm (4.0 inches)84%very high
May Weather18°C (65°F)131 mm (5.2 inches)79%very high
June Weather23°C (74°F)121 mm (4.8 inches)82%extreme
July Weather25°C (77°F)108 mm (4.3 inches)79%very high
August Weather23°C (74°F)107 mm (4.2 inches)70%very high
September Weather21°C (70°F)74 mm (2.9 inches)69%very high
October Weather14°C (58°F)100 mm (3.9 inches)76%high
November Weather5°C (42°F)98 mm (3.8 inches)88%moderate
December Weather3°C (37°F)88 mm (3.5 inches)87%moderate

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