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September Weather in Haltwhistle, United Kingdom

Last updated: August 27, 2025

In September, the average temperature in Haltwhistle, United Kingdom hovers around 12°C (54°F). Expect temperatures to range from a chilly 1°C (35°F) to a warm 26°C (79°F). During this month, precipitation totals approximately 80 mm (3.2 in) over 15 days, and the air feels quite humid, with an average humidity level of 88%.

September Temperature in Haltwhistle

In September in Haltwhistle, the average temperature is 12°C (54°F). Maximums can reach up to 26°C (79°F), while minimums can drop as low as 1°C (35°F). This diverse range in temperatures makes it essential to pack layers when traveling to Haltwhistle during this month.

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

The chart illustrates September temperature patterns in Haltwhistle, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Haltwhistle, September typically has an average temperature of 12°C (54°F), with highs reaching up to 26°C (79°F) and lows dropping to around 1°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec383941455056595854484339
Data source: Temperature data for Haltwhistle 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 Haltwhistle

In Haltwhistle in September, the total precipitation amount is 80 mm (3.2 in) spread over 15 days.

September Precipitation Trends in Haltwhistle

The chart displays monthly precipitation patterns in Haltwhistle, 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 Haltwhistle, September typically receives around 80 mm (3.2 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec6911110143659590112801127789
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Haltwhistle

In Haltwhistle in September, humidity is 88%. With an average temperature of 12°C (54°F), this humidity feels like a thick, damp blanket, making traveling a bit uncomfortable as the air clings to your skin, causing you to sweat even in cooler weather.

September Average Humidity in Haltwhistle

This chart illustrates the average monthly humidity levels in Haltwhistle, 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 Haltwhistle is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%88%86%85%81%83%82%82%88%90%92%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Haltwhistle

In Haltwhistle 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 Haltwhistle.

Maximum UV Index Levels in Haltwhistle for September

The chart shows the monthly maximum UV Index (UVI) for Haltwhistle 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 Haltwhistle typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124568865321
Data source: Haltwhistle 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 Haltwhistle Compares to Other Months

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

This table compares monthly weather conditions in Haltwhistle, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)69 mm (2.7 inches)90%low
February Weather4°C (39°F)111 mm (4.4 inches)88%low
March Weather5°C (41°F)101 mm (4.0 inches)86%moderate
April Weather7°C (45°F)43 mm (1.7 inches)85%moderate
May Weather10°C (50°F)65 mm (2.6 inches)80%high
June Weather13°C (56°F)95 mm (3.7 inches)83%very high
July Weather15°C (59°F)90 mm (3.5 inches)82%very high
August Weather14°C (58°F)112 mm (4.4 inches)82%high
September Weather12°C (54°F)80 mm (3.2 inches)88%moderate
October Weather9°C (49°F)112 mm (4.4 inches)90%moderate
November Weather6°C (43°F)77 mm (3.0 inches)92%low
December Weather4°C (39°F)89 mm (3.5 inches)89%low

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