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March Weather in International Falls, United States

Last updated: June 24, 2025

In March, the average temperature in International Falls, United States hovers around -3°C (26°F). However, expect temperature extremes ranging from a chilling -29°C (-21°F) to a milder 18°C (64°F). With an average precipitation of 26 mm (1.0 in) spread over 5 days, the region experiences a high humidity level of 92%, creating a brisk and damp atmosphere.

March Temperature in International Falls

In March in International Falls, the average temperature is -3°C (26°F). Maximum can reach 18°C (64°F) and minimum can be as low as -29°C (-21°F). Travelers should be prepared for a wide range of temperatures, from chilly winter conditions to surprisingly mild days.

March Weather in International Falls: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in International Falls, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In International Falls, March typically has an average temperature of -3°C (26°F), with highs reaching up to 18°C (64°F) and lows dropping to around -29°C (-21°F).
JanFebMarAprMayJunJulAugSepOctNovDec8826375465696657432614
Data source: Temperature data for International Falls 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 International Falls

In International Falls in March, the precipitation amount is 26 mm (1.0 in) over the course of 5 days.

March Precipitation Trends in International Falls

The chart displays monthly precipitation patterns in International Falls, 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 International Falls, March typically receives around 26 mm (1.0 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec2428264949847570138933843
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in International Falls

In International Falls in March, humidity is 92%. With an average temperature of -3°C (26°F), this humidity feels like a biting cold that cuts through your clothing, making outdoor activities uncomfortable and travel quite challenging.

March Average Humidity in International Falls

This chart illustrates the average monthly humidity levels in International Falls, 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 International Falls is approximately 92%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec96%95%92%85%75%71%70%72%75%82%90%96%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in International Falls

In International Falls in March, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in International Falls.

Maximum UV Index Levels in International Falls for March

The chart shows the monthly maximum UV Index (UVI) for International Falls 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 International Falls typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789987421
Data source: International Falls 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 International Falls Compares to Other Months

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

This table compares monthly weather conditions in International Falls, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-13°C (8°F)24 mm (0.9 inches)96%low
February Weather-14°C (8°F)27 mm (1.1 inches)95%moderate
March Weather-3°C (26°F)26 mm (1.0 inches)92%moderate
April Weather3°C (38°F)49 mm (1.9 inches)85%high
May Weather12°C (54°F)49 mm (1.9 inches)75%very high
June Weather18°C (65°F)84 mm (3.3 inches)71%very high
July Weather21°C (70°F)75 mm (3.0 inches)70%very high
August Weather19°C (66°F)70 mm (2.7 inches)72%very high
September Weather14°C (57°F)138 mm (5.4 inches)75%high
October Weather6°C (43°F)93 mm (3.6 inches)82%moderate
November Weather-3°C (26°F)38 mm (1.5 inches)90%low
December Weather-10°C (15°F)43 mm (1.7 inches)96%low

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