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March Weather in Marengo, United States

Last updated: June 24, 2025

In Marengo, United States, the average temperature in March hovers around 9°C (48°F), making it a distinct season. Temperatures can fluctuate significantly; you might experience a chilly minimum of -12°C (11°F) or relish in a warm maximum of 27°C (80°F). Be prepared for some rain, as the region sees about 136 mm (5.4 in) of precipitation spread over 12 days. Additionally, brace yourself for a humid atmosphere with an average humidity level of 86%!

March Temperature in Marengo

In March in Marengo, the average temperature is 9°C (48°F), with maximums reaching 27°C (80°F) and minimums dropping as low as -12°C (11°F). This wide range of temperatures makes it essential for travelers to pack accordingly to ensure comfort during their stay.

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

The chart illustrates March temperature patterns in Marengo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Marengo, March typically has an average temperature of 9°C (48°F), with highs reaching up to 27°C (80°F) and lows dropping to around -12°C (11°F).
JanFebMarAprMayJunJulAugSepOctNovDec353947556775797672604540
Data source: Temperature data for Marengo 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 Marengo

In Marengo in March, the total precipitation amount reaches 136 mm (5.4 in) over the course of 12 days.

March Precipitation Trends in Marengo

The chart displays monthly precipitation patterns in Marengo, 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 Marengo, March typically receives around 136 mm (5.4 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec89127136135139146989310410694108
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Marengo

In Marengo in March, humidity is 86%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that wraps around you, making outdoor activities uncomfortable and travel less enjoyable.

March Average Humidity in Marengo

This chart illustrates the average monthly humidity levels in Marengo, 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 Marengo 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 Marengo

In Marengo 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 Marengo.

Maximum UV Index Levels in Marengo for March

The chart shows the monthly maximum UV Index (UVI) for Marengo 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 Marengo typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35710101110109643
Data source: Marengo 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 Marengo Compares to Other Months

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

This table compares monthly weather conditions in Marengo, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (35°F)89 mm (3.5 inches)87%moderate
February Weather4°C (39°F)127 mm (5.0 inches)85%moderate
March Weather9°C (48°F)136 mm (5.4 inches)86%high
April Weather13°C (56°F)135 mm (5.3 inches)84%very high
May Weather20°C (67°F)139 mm (5.5 inches)79%very high
June Weather24°C (75°F)146 mm (5.8 inches)82%extreme
July Weather26°C (79°F)98 mm (3.9 inches)79%very high
August Weather25°C (76°F)93 mm (3.7 inches)70%very high
September Weather22°C (72°F)104 mm (4.1 inches)69%very high
October Weather16°C (60°F)106 mm (4.2 inches)76%high
November Weather7°C (45°F)94 mm (3.7 inches)88%moderate
December Weather5°C (41°F)108 mm (4.3 inches)87%moderate

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