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March Weather in Southport, United States

Last updated: June 24, 2025

In March, the average temperature in Southport, United States hovers around 1°C (35°F), with potential lows of -13°C (9°F) and highs reaching 12°C (53°F). Expect around 85 mm (3.3 in) of precipitation spread over 9 days, accompanied by a notably high average humidity of 84%.

March Temperature in Southport

In March in Southport, the average temperature is 1°C (35°F). Maximums can reach 12°C (53°F), and minimums can be as low as -13°C (9°F). Travelers should prepare for chilly conditions and layered clothing to stay warm during their stay.

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

The chart illustrates March temperature patterns in Southport, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Southport, March typically has an average temperature of 1°C (35°F), with highs reaching up to 12°C (53°F) and lows dropping to around -13°C (9°F).
JanFebMarAprMayJunJulAugSepOctNovDec303134425059666762544335
Data source: Temperature data for Southport 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 Southport

In Southport in March, the precipitation amount is 85 mm (3.3 in) over the course of 9 days.

March Precipitation Trends in Southport

The chart displays monthly precipitation patterns in Southport, 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 Southport, March typically receives around 85 mm (3.3 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec96988513982711007181150122137
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Southport

In Southport in March humidity is 84%. With an average temperature of 1°C (35°F), this humidity feels like a cold, damp chill that seeps into your bones, making it feel much colder than the thermometer suggests, which can be quite uncomfortable for traveling.

March Average Humidity in Southport

This chart illustrates the average monthly humidity levels in Southport, 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 Southport is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%84%79%79%86%85%83%80%77%80%81%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Southport

In Southport 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 Southport.

Maximum UV Index Levels in Southport for March

The chart shows the monthly maximum UV Index (UVI) for Southport 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 Southport typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457910987532
Data source: Southport 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 Southport Compares to Other Months

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

This table compares monthly weather conditions in Southport, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)96 mm (3.8 inches)85%low
February Weather0°C (31°F)98 mm (3.8 inches)86%moderate
March Weather1°C (35°F)85 mm (3.3 inches)84%moderate
April Weather6°C (43°F)139 mm (5.5 inches)79%high
May Weather10°C (50°F)82 mm (3.2 inches)79%very high
June Weather15°C (59°F)71 mm (2.8 inches)86%very high
July Weather19°C (66°F)100 mm (3.9 inches)85%very high
August Weather20°C (67°F)71 mm (2.8 inches)83%very high
September Weather17°C (62°F)81 mm (3.2 inches)80%high
October Weather12°C (55°F)150 mm (5.9 inches)77%moderate
November Weather6°C (44°F)122 mm (4.8 inches)80%moderate
December Weather1°C (35°F)137 mm (5.4 inches)81%low

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