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March Weather in Opal, United States

Last updated: June 24, 2025

In Opal, United States, the average temperature in March is a crisp 9°C (48°F). Expect chilly nights, with minimum temperatures dipping as low as -7°C (20°F), while the days can warm up to a maximum of 28°C (84°F). During this month, you'll encounter about 74 mm (2.9 in) of precipitation over approximately 9 days, and with an average humidity of 86%, be prepared for a damp atmosphere!

March Temperature in Opal

In March in Opal, the average temperature is 9°C (48°F). Maximums can reach 28°C (84°F), while minimums can drop as low as -7°C (20°F). This varied climate makes Opal a unique destination for travelers seeking both mild and cooler weather experiences.

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

The chart illustrates March temperature patterns in Opal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Opal, March typically has an average temperature of 9°C (48°F), with highs reaching up to 28°C (84°F) and lows dropping to around -7°C (20°F).
JanFebMarAprMayJunJulAugSepOctNovDec374248586775817872624741
Data source: Temperature data for Opal 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 Opal

In Opal in March, the precipitation amount is 74 mm (2.9 in), which occurs over a span of 9 days.

March Precipitation Trends in Opal

The chart displays monthly precipitation patterns in Opal, 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 Opal, March typically receives around 74 mm (2.9 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec60907410311610685132901068085
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Opal

In Opal in March, humidity is 86%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that wraps around you, making outdoor activities uncomfortable and travel less enjoyable.

March Average Humidity in Opal

This chart illustrates the average monthly humidity levels in Opal, 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 Opal is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%84%78%79%70%59%68%80%87%85%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Opal

In Opal in March, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Opal.

Maximum UV Index Levels in Opal for March

The chart shows the monthly maximum UV Index (UVI) for Opal 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 Opal typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098753
Data source: Opal 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 Opal Compares to Other Months

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

This table compares monthly weather conditions in Opal, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)60 mm (2.3 inches)86%moderate
February Weather6°C (42°F)90 mm (3.5 inches)86%moderate
March Weather9°C (48°F)74 mm (2.9 inches)86%high
April Weather14°C (58°F)103 mm (4.1 inches)84%very high
May Weather19°C (67°F)116 mm (4.5 inches)78%very high
June Weather24°C (76°F)106 mm (4.2 inches)79%very high
July Weather27°C (81°F)85 mm (3.3 inches)70%very high
August Weather25°C (78°F)132 mm (5.2 inches)59%very high
September Weather22°C (72°F)90 mm (3.5 inches)68%very high
October Weather17°C (63°F)106 mm (4.2 inches)80%high
November Weather9°C (48°F)80 mm (3.2 inches)86%moderate
December Weather5°C (42°F)85 mm (3.3 inches)85%moderate

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