nomadseason

March Weather in Marathon, United States

Last updated: June 24, 2025

In March, the average temperature in Marathon, United States hovers around 1°C (33°F). Expect a chilly minimum of -19°C (-1°F) and a surprising maximum of 22°C (72°F). Be prepared for 91 mm (3.6 in) of precipitation spread across 13 days, with an average humidity of a steamy 87%.

March Temperature in Marathon

In March in Marathon, the average temperature is 1°C (33°F). The maximum can reach 22°C (72°F), while the minimum can drop to as low as -19°C (-1°F). Be prepared for a wide range of temperatures during your travels, and dress accordingly!

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

The chart illustrates March temperature patterns in Marathon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Marathon, March typically has an average temperature of 1°C (33°F), with highs reaching up to 22°C (72°F) and lows dropping to around -19°C (-1°F).
JanFebMarAprMayJunJulAugSepOctNovDec242733455765706862523729
Data source: Temperature data for Marathon generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

March Precipitation in Marathon

In Marathon in March, the precipitation amount is 91 mm (3.6 in) spread over 13 days.

March Precipitation Trends in Marathon

The chart displays monthly precipitation patterns in Marathon, 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 Marathon, March typically receives around 91 mm (3.6 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec899791123137107159120100154103102
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

March Humidity in Marathon

In Marathon in March, humidity is 87%. With an average temperature of 1°C (33°F), this humidity feels like a chilling blanket, making traveling uncomfortable as the cold air clings to your skin, amplifying the frosty bite and dampness that can quickly lead to a sense of unease.

March Average Humidity in Marathon

This chart illustrates the average monthly humidity levels in Marathon, 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 Marathon 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 Marathon

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

Maximum UV Index Levels in Marathon for March

The chart shows the monthly maximum UV Index (UVI) for Marathon 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 Marathon typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346810101098642
Data source: Marathon 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 Marathon Compares to Other Months

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

This table compares monthly weather conditions in Marathon, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)89 mm (3.5 inches)90%moderate
February Weather-3°C (27°F)97 mm (3.8 inches)90%moderate
March Weather1°C (33°F)91 mm (3.6 inches)87%high
April Weather7°C (45°F)123 mm (4.9 inches)88%very high
May Weather14°C (57°F)137 mm (5.4 inches)82%very high
June Weather18°C (66°F)107 mm (4.2 inches)79%very high
July Weather21°C (71°F)159 mm (6.3 inches)78%very high
August Weather20°C (69°F)120 mm (4.7 inches)76%very high
September Weather17°C (62°F)100 mm (3.9 inches)78%very high
October Weather11°C (52°F)154 mm (6.1 inches)84%high
November Weather3°C (37°F)103 mm (4.0 inches)89%moderate
December Weather-1°C (30°F)102 mm (4.0 inches)86%low

Compare Marathon's Climate with Cities Worldwide