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March Weather in Mullan, United States

Last updated: June 24, 2025

In March, the average temperature in Mullan, United States hovers around 0°C (33°F). However, be prepared for fluctuations; temperatures can plummet to a frigid -19°C (-2°F) or rise to a mild 18°C (64°F). Expect a fair amount of rain, with 99 mm (3.9 in) of precipitation spread across 17 days. With an average humidity of 87%, the air feels quite damp, making it essential to dress warmly and take an umbrella!

March Temperature in Mullan

In March in Mullan, the average temperature is 0°C (33°F). Maximums can reach 18°C (64°F), and minimums can be as low as -19°C (-2°F). This range means travelers should prepare for cold conditions and dress in layers to stay comfortable throughout their visit.

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

The chart illustrates March temperature patterns in Mullan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mullan, March typically has an average temperature of 0°C (33°F), with highs reaching up to 18°C (64°F) and lows dropping to around -19°C (-2°F).
JanFebMarAprMayJunJulAugSepOctNovDec262333405158686756423427
Data source: Temperature data for Mullan 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 Mullan

In Mullan in March, the precipitation amount is 99 mm (3.9 in) over a span of 17 days.

March Precipitation Trends in Mullan

The chart displays monthly precipitation patterns in Mullan, 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 Mullan, March typically receives around 99 mm (3.9 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec112151991029054122648108138136
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Mullan

In Mullan in March, humidity is 87%. With an average temperature of 0°C (33°F), this humidity feels like a damp chill that seeps into your bones, making every step feel heavier and the air thick and suffocating, often leading to a sense of discomfort while traveling.

March Average Humidity in Mullan

This chart illustrates the average monthly humidity levels in Mullan, 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 Mullan is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%89%87%84%78%78%77%64%62%79%87%90%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Mullan

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

Maximum UV Index Levels in Mullan for March

The chart shows the monthly maximum UV Index (UVI) for Mullan 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 Mullan typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2467991097532
Data source: Mullan 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 Mullan Compares to Other Months

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

This table compares monthly weather conditions in Mullan, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (26°F)112 mm (4.4 inches)89%low
February Weather-5°C (24°F)151 mm (5.9 inches)89%moderate
March Weather0°C (33°F)99 mm (3.9 inches)87%high
April Weather4°C (40°F)102 mm (4.0 inches)84%high
May Weather10°C (51°F)90 mm (3.5 inches)77%very high
June Weather15°C (59°F)54 mm (2.1 inches)78%very high
July Weather20°C (68°F)12 mm (0.5 inches)77%very high
August Weather19°C (67°F)26 mm (1.0 inches)64%very high
September Weather13°C (56°F)48 mm (1.9 inches)62%high
October Weather5°C (42°F)108 mm (4.3 inches)79%moderate
November Weather1°C (34°F)138 mm (5.4 inches)87%moderate
December Weather-3°C (28°F)136 mm (5.4 inches)90%low

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