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March Weather in Port Clinton, United States

Last updated: June 24, 2025

In March, the average temperature in Port Clinton, United States hovers around 4°C (39°F), with extremes ranging from a chilly -12°C (10°F) to a comfortable 22°C (72°F). Expect some moisture, as precipitation averages 83 mm (3.3 in) over 11 days during the month. With an average humidity of 87%, the air can feel quite damp, so come prepared for the conditions!

March Temperature in Port Clinton

In March in Port Clinton, the average temperature is 4°C (39°F), with maximums reaching 22°C (72°F) and minimums dropping as low as -12°C (10°F). It's advisable to pack for a wide range of weather conditions if you plan to travel during this time.

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

The chart illustrates March temperature patterns in Port Clinton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Port Clinton, March typically has an average temperature of 4°C (39°F), with highs reaching up to 22°C (72°F) and lows dropping to around -12°C (10°F).
JanFebMarAprMayJunJulAugSepOctNovDec293139496171767468574235
Data source: Temperature data for Port Clinton 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 Clinton

In Port Clinton in March, the precipitation amount is 83 mm (3.3 in) over the course of 11 days.

March Precipitation Trends in Port Clinton

The chart displays monthly precipitation patterns in Port Clinton, 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 Clinton, March typically receives around 83 mm (3.3 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec7177841001311151258669979164
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

March Humidity in Port Clinton

In Port Clinton in March, humidity is 87%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and gritty, as the air hangs heavy and clings to your skin.

March Average Humidity in Port Clinton

This chart illustrates the average monthly humidity levels in Port Clinton, 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 Clinton 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 Port Clinton

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

Maximum UV Index Levels in Port Clinton for March

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

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

This table compares monthly weather conditions in Port Clinton, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)71 mm (2.8 inches)88%moderate
February Weather-1°C (31°F)77 mm (3.0 inches)87%moderate
March Weather4°C (39°F)83 mm (3.3 inches)87%high
April Weather9°C (49°F)100 mm (3.9 inches)87%very high
May Weather16°C (61°F)131 mm (5.2 inches)81%very high
June Weather22°C (71°F)115 mm (4.5 inches)82%very high
July Weather24°C (76°F)125 mm (4.9 inches)81%very high
August Weather23°C (74°F)86 mm (3.4 inches)78%very high
September Weather20°C (69°F)69 mm (2.7 inches)78%very high
October Weather14°C (58°F)97 mm (3.8 inches)82%high
November Weather5°C (42°F)91 mm (3.6 inches)89%moderate
December Weather2°C (35°F)64 mm (2.5 inches)86%low

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