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September Weather in Portknockie, United Kingdom

Last updated: August 27, 2025

In September, the average temperature in Portknockie, United Kingdom hovers around 13°C (56°F). Expect lows of 9°C (48°F) and highs reaching up to 19°C (66°F). With an average humidity of 90%, the air feels quite damp. Be prepared for 111 mm (4.4 in) of rain spread over 17 days, making it essential to carry an umbrella during your visit!

September Temperature in Portknockie

In September in Portknockie, the average temperature is 13°C (56°F), with maximums reaching up to 19°C (66°F) and minimums dropping as low as 9°C (48°F). It's a great time to visit Portknockie if you enjoy mild weather and want to explore comfortably.

September Weather in Portknockie: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Portknockie, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Portknockie, September typically has an average temperature of 13°C (56°F), with highs reaching up to 19°C (66°F) and lows dropping to around 9°C (48°F).
JanFebMarAprMayJunJulAugSepOctNovDec434243454954575855524744
Data source: Temperature data for Portknockie 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.

September Precipitation in Portknockie

In Portknockie in September, the precipitation amount is 111 mm (4.4 in) spread over 17 days.

September Precipitation Trends in Portknockie

The chart displays monthly precipitation patterns in Portknockie, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Portknockie, September typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec7455674866807977111137133107
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Portknockie

In Portknockie in September, humidity is 90%. With an average temperature of 13°C (56°F), this humidity feels like a moist blanket enveloping you, making every step sticky and muggy, and forcing you to take frequent breaks in the shade as you explore the scenery.

September Average Humidity in Portknockie

This chart illustrates the average monthly humidity levels in Portknockie, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Portknockie is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%86%84%82%84%86%86%90%91%92%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Portknockie

In Portknockie in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Portknockie.

Maximum UV Index Levels in Portknockie for September

The chart shows the monthly maximum UV Index (UVI) for Portknockie in September, 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 September, the maximum UV index in Portknockie typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123558765311
Data source: Portknockie September 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 September Weather in Portknockie Compares to Other Months

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

This table compares monthly weather conditions in Portknockie, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)74 mm (2.9 inches)89%low
February Weather6°C (42°F)55 mm (2.2 inches)88%low
March Weather6°C (43°F)67 mm (2.6 inches)86%moderate
April Weather7°C (45°F)48 mm (1.9 inches)84%moderate
May Weather9°C (49°F)65 mm (2.6 inches)82%moderate
June Weather12°C (54°F)80 mm (3.1 inches)84%very high
July Weather14°C (57°F)79 mm (3.1 inches)86%high
August Weather14°C (58°F)77 mm (3.0 inches)86%high
September Weather13°C (56°F)111 mm (4.4 inches)90%moderate
October Weather11°C (52°F)137 mm (5.4 inches)91%moderate
November Weather9°C (48°F)133 mm (5.2 inches)92%low
December Weather7°C (44°F)107 mm (4.2 inches)88%low

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