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March Weather in Cedar Rapids, United States

Last updated: June 24, 2025

In March, the average temperature in Cedar Rapids, United States hovers around 3°C (38°F), offering a brisk and refreshing atmosphere. Be prepared for a wide temperature range, where the minimum can plunge to -23°C (-9°F) while the maximum can rise to a pleasant 23°C (74°F). During this month, you can expect approximately 73 mm (2.9 in) of precipitation spread over about 8 days, and the air will feel quite humid with an average humidity of 81%.

March Temperature in Cedar Rapids

In March in Cedar Rapids, the average temperature is 3°C (38°F). Maximums can reach 23°C (74°F), while minimums can drop as low as -23°C (-9°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

March Weather in Cedar Rapids: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Cedar Rapids, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cedar Rapids, March typically has an average temperature of 3°C (38°F), with highs reaching up to 23°C (74°F) and lows dropping to around -23°C (-9°F).
JanFebMarAprMayJunJulAugSepOctNovDec212338486173767267523730
Data source: Temperature data for Cedar Rapids 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 Cedar Rapids

In Cedar Rapids in March, the precipitation amount is 73 mm (2.9 in) over a span of 8 days.

March Precipitation Trends in Cedar Rapids

The chart displays monthly precipitation patterns in Cedar Rapids, 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 Cedar Rapids, March typically receives around 73 mm (2.9 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec4756738116013485771271404844
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Cedar Rapids

In Cedar Rapids in March, humidity is 81%. With an average temperature of 3°C (38°F), this humidity feels like a heavy blanket wrapped around you, making outdoor activities uncomfortable and travel challenging due to the cold, damp air.

March Average Humidity in Cedar Rapids

This chart illustrates the average monthly humidity levels in Cedar Rapids, 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 Cedar Rapids is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%81%81%82%78%81%79%77%78%79%87%84%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Cedar Rapids

In Cedar Rapids 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 Cedar Rapids, you can refer to this Hourly UV Index in Cedar Rapids.

Maximum UV Index Levels in Cedar Rapids for March

The chart shows the monthly maximum UV Index (UVI) for Cedar Rapids 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 Cedar Rapids typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35689111098633
Data source: Cedar Rapids 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 Cedar Rapids Compares to Other Months

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

This table compares monthly weather conditions in Cedar Rapids, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (21°F)47 mm (1.9 inches)81%moderate
February Weather-5°C (23°F)56 mm (2.2 inches)81%moderate
March Weather3°C (38°F)73 mm (2.9 inches)81%high
April Weather9°C (48°F)81 mm (3.2 inches)82%very high
May Weather16°C (62°F)160 mm (6.3 inches)78%very high
June Weather23°C (73°F)134 mm (5.3 inches)81%extreme
July Weather24°C (76°F)85 mm (3.3 inches)79%very high
August Weather22°C (73°F)77 mm (3.0 inches)77%very high
September Weather19°C (67°F)127 mm (5.0 inches)78%very high
October Weather11°C (53°F)140 mm (5.5 inches)78%high
November Weather3°C (38°F)47 mm (1.9 inches)87%moderate
December Weather-1°C (30°F)44 mm (1.7 inches)84%moderate

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