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March Weather in Port Byron, United States

Last updated: June 24, 2025

In March, the average temperature in Port Byron, United States hovers around 1°C (35°F). Expect a wide range, with minimums dipping as low as -16°C (4°F) and maximums reaching up to 23°C (73°F). Rainfall is expected, with 86 mm (3.4 in) of precipitation spread over 14 days, and the air will feel quite humid, averaging a notable 87% humidity.

March Temperature in Port Byron

In March in Port Byron, the average temperature is 1°C (35°F). Maximums can reach 23°C (73°F), while minimums can plummet to -16°C (4°F). This wide range of temperatures makes it essential for travelers to pack accordingly, ensuring they are prepared for both chilly and milder conditions.

March Weather in Port Byron: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Port Byron, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Port Byron, March typically has an average temperature of 1°C (35°F), with highs reaching up to 23°C (73°F) and lows dropping to around -16°C (4°F).
JanFebMarAprMayJunJulAugSepOctNovDec262835465867737164543932
Data source: Temperature data for Port Byron 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 Port Byron

In Port Byron in March, the precipitation amount is 86 mm (3.4 in) over the course of 14 days.

March Precipitation Trends in Port Byron

The chart displays monthly precipitation patterns in Port Byron, 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 Port Byron, March typically receives around 86 mm (3.4 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec9494871221249417311790162103106
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Port Byron

In Port Byron in March humidity is 87%. With an average temperature of 1°C (35°F), this humidity feels like a chilling dampness that seeps into your bones, making travel feel particularly uncomfortable as the cold air clings to your skin and makes each step feel heavier.

March Average Humidity in Port Byron

This chart illustrates the average monthly humidity levels in Port Byron, 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 Port Byron is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%87%88%82%79%78%76%78%84%89%86%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Port Byron

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

Maximum UV Index Levels in Port Byron for March

The chart shows the monthly maximum UV Index (UVI) for Port Byron 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 Port Byron typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3468910997632
Data source: Port Byron 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 Port Byron Compares to Other Months

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

This table compares monthly weather conditions in Port Byron, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)94 mm (3.7 inches)90%moderate
February Weather-2°C (28°F)94 mm (3.7 inches)90%moderate
March Weather1°C (35°F)86 mm (3.4 inches)87%high
April Weather8°C (46°F)122 mm (4.8 inches)88%very high
May Weather15°C (59°F)124 mm (4.9 inches)82%very high
June Weather20°C (68°F)93 mm (3.7 inches)79%very high
July Weather23°C (73°F)173 mm (6.8 inches)78%very high
August Weather22°C (71°F)117 mm (4.6 inches)76%very high
September Weather18°C (64°F)90 mm (3.5 inches)78%high
October Weather12°C (54°F)162 mm (6.4 inches)84%high
November Weather4°C (40°F)103 mm (4.1 inches)89%moderate
December Weather0°C (32°F)106 mm (4.2 inches)86%low

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