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March Weather in Harnes, France

Last updated: August 23, 2025

In March, the average temperature in Harnes, France hovers around 8°C (46°F). Expect to experience a minimum chill of -8°C (18°F) and a cozy maximum of 22°C (73°F). With an average humidity of 87%, the air often feels quite damp, while 62 mm (2.4 in) of precipitation is likely over 14 days. Prepare accordingly for a blend of cool breezes and occasional rain!

March Temperature in Harnes

In March in Harnes, the average temperature is 8°C (46°F). The maximum can reach 22°C (73°F), while the minimum can drop to as low as -8°C (18°F). Be prepared for a wide range of temperatures if you plan to travel during this time.

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

The chart illustrates March temperature patterns in Harnes, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Harnes, March typically has an average temperature of 8°C (46°F), with highs reaching up to 22°C (73°F) and lows dropping to around -8°C (18°F).
JanFebMarAprMayJunJulAugSepOctNovDec404246505664666660554643
Data source: Temperature data for Harnes 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 Harnes

In Harnes in March, the precipitation amount is 62 mm (2.4 in) over a span of 14 days.

March Precipitation Trends in Harnes

The chart displays monthly precipitation patterns in Harnes, 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 Harnes, March typically receives around 62 mm (2.4 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec605962376164517549816092
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Harnes

In Harnes in March, humidity is 87%. With an average temperature of 8°C (46°F), this humidity feels like a chilly, damp fog clinging to your skin, making outdoor activities a bit uncomfortable and causing even mild exertion to leave you feeling clammy and cold.

March Average Humidity in Harnes

This chart illustrates the average monthly humidity levels in Harnes, 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 Harnes is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%85%82%82%80%76%82%89%92%92%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Harnes

In Harnes in March, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Harnes for better planning.

Maximum UV Index Levels in Harnes for March

The chart shows the monthly maximum UV Index (UVI) for Harnes 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 Harnes typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec224678875421
Data source: Harnes 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 Harnes Compares to Other Months

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

This table compares monthly weather conditions in Harnes, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)60 mm (2.3 inches)91%low
February Weather6°C (43°F)59 mm (2.3 inches)89%low
March Weather8°C (46°F)62 mm (2.4 inches)87%moderate
April Weather10°C (51°F)37 mm (1.4 inches)85%high
May Weather14°C (57°F)61 mm (2.4 inches)82%high
June Weather18°C (64°F)63 mm (2.5 inches)82%very high
July Weather19°C (66°F)51 mm (2.0 inches)80%very high
August Weather19°C (66°F)75 mm (3.0 inches)76%high
September Weather16°C (61°F)49 mm (1.9 inches)82%moderate
October Weather13°C (55°F)81 mm (3.2 inches)89%moderate
November Weather8°C (46°F)60 mm (2.3 inches)92%low
December Weather6°C (43°F)92 mm (3.6 inches)92%low

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