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March Weather in Fossil, United States

Last updated: June 24, 2025

The average temperature in Fossil, United States during March is a crisp 5°C (41°F). Expect fluctuations, with temperatures dropping as low as -15°C (6°F) and peaking at 19°C (67°F). Prepare for 12 days of rain and a total precipitation of 51 mm (2.0 in), all while enjoying a high average humidity of 86%.

March Temperature in Fossil

In March in Fossil, the average temperature is 5°C (41°F). Maximum temperatures can reach 19°C (67°F), while the minimum can drop to as low as -15°C (6°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both warmer and colder conditions.

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

The chart illustrates March temperature patterns in Fossil, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fossil, March typically has an average temperature of 5°C (41°F), with highs reaching up to 19°C (67°F) and lows dropping to around -15°C (6°F).
JanFebMarAprMayJunJulAugSepOctNovDec333441485765747363504134
Data source: Temperature data for Fossil 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 Fossil

In Fossil in March, the precipitation amount is 51 mm (2.0 in) spread over 12 days.

March Precipitation Trends in Fossil

The chart displays monthly precipitation patterns in Fossil, 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 Fossil, March typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec5168515133171721355254
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Fossil

In Fossil in March humidity is 86%. With an average temperature of 5°C (41°F), this humidity feels like a heavy, damp blanket wrapping around you, making outdoor activities uncomfortable and travel quite challenging due to the chill combined with the stickiness in the air.

March Average Humidity in Fossil

This chart illustrates the average monthly humidity levels in Fossil, 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 Fossil is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%87%86%85%80%82%79%63%59%78%88%88%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Fossil

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

Maximum UV Index Levels in Fossil for March

The chart shows the monthly maximum UV Index (UVI) for Fossil 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 Fossil typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24679101098532
Data source: Fossil 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 Fossil Compares to Other Months

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

This table compares monthly weather conditions in Fossil, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)51 mm (2.0 inches)86%low
February Weather1°C (35°F)68 mm (2.7 inches)87%moderate
March Weather5°C (41°F)51 mm (2.0 inches)86%high
April Weather9°C (48°F)51 mm (2.0 inches)85%high
May Weather14°C (57°F)33 mm (1.3 inches)80%very high
June Weather19°C (66°F)17 mm (0.7 inches)82%very high
July Weather23°C (74°F)1 mm (0.0 inches)78%very high
August Weather23°C (74°F)7 mm (0.3 inches)62%very high
September Weather17°C (63°F)21 mm (0.8 inches)59%very high
October Weather10°C (50°F)35 mm (1.4 inches)78%moderate
November Weather5°C (41°F)52 mm (2.0 inches)88%moderate
December Weather1°C (34°F)54 mm (2.1 inches)88%low

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