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October Weather in Harlesden, United Kingdom

Last updated: August 27, 2025

In October, the average temperature in Harlesden, United Kingdom hovers around 12°C (54°F), with minimums dropping to 1°C (34°F) and maximums reaching up to 22°C (73°F). Expect some rain, as precipitation amounts to 84 mm (3.3 in) over approximately 12 days, accompanied by a high average humidity of 90%.

October Temperature in Harlesden

In October in Harlesden, the average temperature is 12°C (54°F). Maximum temperatures can reach 22°C (73°F), while the minimum can drop to as low as 1°C (34°F). It's a great time to explore Harlesden, as the mild weather makes for comfortable sightseeing conditions.

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

The chart illustrates October temperature patterns in Harlesden, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Harlesden, October typically has an average temperature of 12°C (54°F), with highs reaching up to 22°C (73°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec414345495562656459534643
Data source: Temperature data for Harlesden 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 Harlesden

In Harlesden in October, the precipitation amount is 84 mm (3.3 in) over a span of 12 days.

October Precipitation Trends in Harlesden

The chart displays monthly precipitation patterns in Harlesden, 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 Harlesden, October typically receives around 84 mm (3.3 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec545354336277647045845284
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Harlesden

In Harlesden in October, humidity is 90%. With an average temperature of 12°C (54°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities uncomfortable and traveling a bit more draining than usual.

October Average Humidity in Harlesden

This chart illustrates the average monthly humidity levels in Harlesden, 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 Harlesden is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%85%79%81%71%76%82%91%92%92%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Harlesden

In Harlesden 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 Harlesden for better planning.

Maximum UV Index Levels in Harlesden for October

The chart shows the monthly maximum UV Index (UVI) for Harlesden 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 Harlesden typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578876421
Data source: Harlesden 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 Harlesden Compares to Other Months

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

This table compares monthly weather conditions in Harlesden, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)54 mm (2.1 inches)91%low
February Weather6°C (43°F)53 mm (2.1 inches)89%low
March Weather7°C (46°F)54 mm (2.1 inches)86%moderate
April Weather10°C (49°F)33 mm (1.3 inches)85%moderate
May Weather13°C (55°F)62 mm (2.5 inches)79%high
June Weather16°C (62°F)77 mm (3.0 inches)80%very high
July Weather18°C (65°F)64 mm (2.5 inches)71%very high
August Weather18°C (64°F)70 mm (2.7 inches)76%high
September Weather15°C (59°F)45 mm (1.8 inches)82%high
October Weather12°C (54°F)84 mm (3.3 inches)90%moderate
November Weather8°C (47°F)52 mm (2.0 inches)92%low
December Weather6°C (44°F)84 mm (3.3 inches)92%low

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