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March Weather in McKinleyville, United States

Last updated: June 24, 2025

In McKinleyville, United States, the average temperature in March hovers around 8°C (46°F). Expect chilly nights with a minimum temperature dropping to -1°C (31°F), while daytime highs can reach up to 18°C (64°F). Prepare for a wet month, as 185 mm (7.3 in) of precipitation falls over 16 days, contributing to a high average humidity of 85%.

March Temperature in McKinleyville

In March in McKinleyville, the average temperature is 8°C (46°F). Maximums can reach 18°C (64°F), while minimums can drop to as low as -1°C (31°F). This range makes it a great time for travelers to enjoy a mix of mild and crisp weather, perfect for exploring the area.

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

The chart illustrates March temperature patterns in McKinleyville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In McKinleyville, March typically has an average temperature of 8°C (46°F), with highs reaching up to 18°C (64°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec464546495257596159544945
Data source: Temperature data for McKinleyville 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 McKinleyville

In McKinleyville in March, the precipitation amount is 185 mm (7.3 in) over the course of 16 days.

March Precipitation Trends in McKinleyville

The chart displays monthly precipitation patterns in McKinleyville, 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 McKinleyville, March typically receives around 185 mm (7.3 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec2432311851216627653567152184
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in McKinleyville

In McKinleyville in March humidity is 85%. With an average temperature of 8°C (46°F), this humidity feels like a cold, damp embrace that can leave travelers feeling chilled and uncomfortable, making outdoor exploration less appealing and encouraging the search for cozy indoor activities instead.

March Average Humidity in McKinleyville

This chart illustrates the average monthly humidity levels in McKinleyville, 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 McKinleyville is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%85%82%81%79%70%60%62%72%87%86%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in McKinleyville

In McKinleyville 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 McKinleyville.

Maximum UV Index Levels in McKinleyville for March

The chart shows the monthly maximum UV Index (UVI) for McKinleyville 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 McKinleyville typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3478101110108642
Data source: McKinleyville 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 McKinleyville Compares to Other Months

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

This table compares monthly weather conditions in McKinleyville, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (46°F)243 mm (9.6 inches)86%moderate
February Weather7°C (45°F)231 mm (9.1 inches)85%moderate
March Weather8°C (46°F)185 mm (7.3 inches)85%high
April Weather10°C (49°F)121 mm (4.7 inches)82%very high
May Weather11°C (52°F)66 mm (2.6 inches)81%very high
June Weather14°C (57°F)27 mm (1.1 inches)79%extreme
July Weather15°C (59°F)6 mm (0.2 inches)70%very high
August Weather16°C (61°F)5 mm (0.2 inches)60%very high
September Weather15°C (59°F)35 mm (1.4 inches)62%very high
October Weather12°C (54°F)67 mm (2.6 inches)72%high
November Weather10°C (49°F)152 mm (6.0 inches)87%moderate
December Weather7°C (46°F)184 mm (7.2 inches)86%low

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