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March Weather in Belle Fourche, United States

Last updated: June 24, 2025

In March, the average temperature in Belle Fourche, United States hovers around 2°C (36°F). While it can dip as low as -26°C (-15°F), the thermometer can also rise to a comfortable 23°C (73°F). This month sees an average precipitation of 28 mm (1.1 in) spread over 7 days, contributing to an average humidity of 70%.

March Temperature in Belle Fourche

In March in Belle Fourche, the average temperature is 2°C (36°F). Maximums can reach 23°C (73°F), and minimums can be as low as -26°C (-15°F). Be sure to dress in layers and prepare for significant fluctuations in temperature during your travels.

March Weather in Belle Fourche: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Belle Fourche, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Belle Fourche, March typically has an average temperature of 2°C (36°F), with highs reaching up to 23°C (73°F) and lows dropping to around -26°C (-15°F).
JanFebMarAprMayJunJulAugSepOctNovDec262136435569757263463730
Data source: Temperature data for Belle Fourche 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 Belle Fourche

In Belle Fourche in March, the precipitation amount is 28 mm (1.1 in) over a period of 7 days.

March Precipitation Trends in Belle Fourche

The chart displays monthly precipitation patterns in Belle Fourche, 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 Belle Fourche, March typically receives around 28 mm (1.1 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec142628596944603633491322
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Belle Fourche

In Belle Fourche in March, humidity is 70%. With an average temperature of 2°C (36°F), this humidity feels like a biting chill that seeps through your layers, making outdoor exploration brisk and invigorating but also a little uncomfortable, necessitating frequent breaks to warm up and enjoy cozy indoor attractions.

March Average Humidity in Belle Fourche

This chart illustrates the average monthly humidity levels in Belle Fourche, 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 Belle Fourche is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%80%70%70%76%84%85%85%77%73%74%79%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Belle Fourche

In Belle Fourche 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 Belle Fourche.

Maximum UV Index Levels in Belle Fourche for March

The chart shows the monthly maximum UV Index (UVI) for Belle Fourche 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 Belle Fourche typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245991010108532
Data source: Belle Fourche 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 Belle Fourche Compares to Other Months

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

This table compares monthly weather conditions in Belle Fourche, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (26°F)14 mm (0.6 inches)77%low
February Weather-6°C (22°F)25 mm (1.0 inches)80%moderate
March Weather2°C (36°F)28 mm (1.1 inches)70%moderate
April Weather6°C (43°F)59 mm (2.3 inches)70%very high
May Weather13°C (55°F)69 mm (2.7 inches)76%very high
June Weather21°C (69°F)44 mm (1.7 inches)84%very high
July Weather24°C (75°F)60 mm (2.4 inches)85%very high
August Weather22°C (72°F)36 mm (1.4 inches)84%very high
September Weather17°C (63°F)33 mm (1.3 inches)77%very high
October Weather8°C (46°F)49 mm (1.9 inches)73%moderate
November Weather3°C (38°F)13 mm (0.5 inches)74%moderate
December Weather-1°C (30°F)22 mm (0.8 inches)79%low

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