March Weather in Rockford, United States

Last updated: June 24, 2025

In March, the average temperature in Rockford, United States hovers around 5°C (41°F). During this time, you can expect a chill in the air, with minimum temperatures plummeting to -13°C (9°F) and the mercury occasionally rising to a maximum of 25°C (76°F). Rainfall is moderate, with 100 mm (3.9 in) of precipitation expected over 12 days, and the air remains quite humid, boasting an average humidity of 87%.

March Temperature in Rockford

In March in Rockford, the average temperature is 5°C (41°F). Maximum temperatures can reach 25°C (76°F), while minimum temperatures can drop as low as -13°C (9°F). Travelers should be prepared for a wide range of temperatures, making it essential to pack accordingly.

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

The chart illustrates March temperature patterns in Rockford, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rockford, March typically has an average temperature of 5°C (41°F), with highs reaching up to 25°C (76°F) and lows dropping to around -13°C (9°F).
JanFebMarAprMayJunJulAugSepOctNovDec293241516372767368574135
Data source: Temperature data for Rockford 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 Rockford

In Rockford in March, the precipitation amount is 100 mm (3.9 in) over the course of 12 days.

March Precipitation Trends in Rockford

The chart displays monthly precipitation patterns in Rockford, 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 Rockford, March typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec75841009212812410910370938364
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Rockford

In Rockford in March humidity is 87%. With an average temperature of 5°C (41°F), this humidity feels like a heavy, damp blanket enveloping you, making every step seem laborious and the chill more biting, which can be quite challenging for traveling.

March Average Humidity in Rockford

This chart illustrates the average monthly humidity levels in Rockford, 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 Rockford is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%87%88%81%82%81%78%78%82%89%86%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Rockford

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

Maximum UV Index Levels in Rockford for March

The chart shows the monthly maximum UV Index (UVI) for Rockford 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 Rockford typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Rockford 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 Rockford Compares to Other Months

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

This table compares monthly weather conditions in Rockford, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)75 mm (2.9 inches)88%moderate
February Weather0°C (32°F)84 mm (3.3 inches)87%moderate
March Weather5°C (41°F)100 mm (3.9 inches)87%high
April Weather10°C (51°F)92 mm (3.6 inches)87%very high
May Weather17°C (63°F)128 mm (5.1 inches)81%very high
June Weather22°C (73°F)123 mm (4.9 inches)82%very high
July Weather24°C (76°F)109 mm (4.3 inches)81%very high
August Weather23°C (74°F)103 mm (4.0 inches)78%very high
September Weather20°C (69°F)70 mm (2.8 inches)78%very high
October Weather14°C (57°F)93 mm (3.7 inches)82%high
November Weather5°C (42°F)83 mm (3.3 inches)89%moderate
December Weather2°C (35°F)64 mm (2.5 inches)86%low

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