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March Weather in Mettawa, United States

Last updated: June 24, 2025

In March, the average temperature in Mettawa, United States hovers around 3°C (38°F). Residents can experience a wide temperature range, with a minimum of -20°C (-4°F) and a maximum of 22°C (72°F). Be prepared for a rainy spell, as precipitation averages 76 mm (3.0 in) over 10 days. Moreover, humidity remains high, averaging around 85%, creating a crisp and damp atmosphere.

March Temperature in Mettawa

In March in Mettawa, the average temperature is 3°C (38°F). The maximum can reach 22°C (72°F), while the minimum can drop as low as -20°C (-4°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both warm days and cold nights.

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

The chart illustrates March temperature patterns in Mettawa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mettawa, March typically has an average temperature of 3°C (38°F), with highs reaching up to 22°C (72°F) and lows dropping to around -20°C (-4°F).
JanFebMarAprMayJunJulAugSepOctNovDec262737455668747267543933
Data source: Temperature data for Mettawa 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 Mettawa

In Mettawa in March, the total precipitation amount is 76 mm (3.0 in) spread over a period of 10 days.

March Precipitation Trends in Mettawa

The chart displays monthly precipitation patterns in Mettawa, 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 Mettawa, March typically receives around 76 mm (3.0 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec6867761181641098483851335859
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Mettawa

In Mettawa in March, humidity is 85%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel less enjoyable as you contend with the heavy, cold air surrounding you.

March Average Humidity in Mettawa

This chart illustrates the average monthly humidity levels in Mettawa, 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 Mettawa is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%85%85%78%80%78%76%79%83%88%82%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Mettawa

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

Maximum UV Index Levels in Mettawa for March

The chart shows the monthly maximum UV Index (UVI) for Mettawa 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 Mettawa typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24689101098532
Data source: Mettawa 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 Mettawa Compares to Other Months

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

This table compares monthly weather conditions in Mettawa, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (26°F)68 mm (2.7 inches)85%low
February Weather-3°C (28°F)67 mm (2.6 inches)85%moderate
March Weather3°C (38°F)76 mm (3.0 inches)85%high
April Weather7°C (46°F)118 mm (4.6 inches)85%very high
May Weather14°C (57°F)164 mm (6.5 inches)78%very high
June Weather20°C (68°F)109 mm (4.3 inches)80%very high
July Weather23°C (74°F)84 mm (3.3 inches)78%very high
August Weather22°C (73°F)83 mm (3.3 inches)76%very high
September Weather19°C (67°F)85 mm (3.3 inches)79%very high
October Weather12°C (54°F)133 mm (5.2 inches)83%moderate
November Weather4°C (40°F)58 mm (2.3 inches)88%moderate
December Weather1°C (33°F)59 mm (2.3 inches)81%low

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