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October Weather in Harfleur, France

Last updated: August 23, 2025

In Harfleur, France, the average temperature in October is 13°C (56°F), with a minimum of 4°C (40°F) and a maximum of 24°C (75°F). Expect 110 mm (4.3 in) of precipitation over 16 days, coupled with an average humidity of 88%. Be prepared for a mix of cool and wet days!

October Temperature in Harfleur

In October in Harfleur, the average temperature is 13°C (56°F), with maximums reaching 24°C (75°F) and minimums dropping as low as 4°C (40°F). This pleasant climate makes Harfleur an ideal destination for travelers seeking mild weather and comfortable outdoor activities.

October Weather in Harfleur: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Harfleur, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Harfleur, October typically has an average temperature of 13°C (56°F), with highs reaching up to 24°C (75°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec434447505562656561564846
Data source: Temperature data for Harfleur 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.

October Precipitation in Harfleur

In Harfleur in October, the precipitation amount is 110 mm (4.3 in) over a span of 16 days.

October Precipitation Trends in Harfleur

The chart displays monthly precipitation patterns in Harfleur, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Harfleur, October typically receives around 110 mm (4.3 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec848386378576527878110113160
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Harfleur

In Harfleur in October, humidity is 88%. With an average temperature of 13°C (56°F), this humidity feels like a thick, warm blanket wrapping around you, making outdoor adventures sticky and challenging.

October Average Humidity in Harfleur

This chart illustrates the average monthly humidity levels in Harfleur, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Harfleur is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%85%84%82%80%73%68%76%88%92%93%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Harfleur

In Harfleur in October, 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 Harfleur for better planning.

Maximum UV Index Levels in Harfleur for October

The chart shows the monthly maximum UV Index (UVI) for Harfleur in October, 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 October, the maximum UV index in Harfleur typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234679886421
Data source: Harfleur October 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 October Weather in Harfleur Compares to Other Months

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

This table compares monthly weather conditions in Harfleur, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)84 mm (3.3 inches)91%low
February Weather7°C (44°F)83 mm (3.3 inches)89%moderate
March Weather8°C (47°F)86 mm (3.4 inches)85%moderate
April Weather10°C (51°F)37 mm (1.4 inches)84%high
May Weather13°C (55°F)85 mm (3.3 inches)82%high
June Weather16°C (62°F)76 mm (3.0 inches)80%very high
July Weather18°C (65°F)52 mm (2.1 inches)73%very high
August Weather18°C (65°F)78 mm (3.1 inches)68%very high
September Weather16°C (61°F)78 mm (3.1 inches)76%high
October Weather13°C (56°F)110 mm (4.3 inches)88%moderate
November Weather9°C (49°F)113 mm (4.4 inches)92%low
December Weather8°C (46°F)160 mm (6.3 inches)93%low

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