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January Weather in Newcastleton, United Kingdom

Last updated: August 27, 2025

In January, the average temperature in Newcastleton, United Kingdom hovers around 3°C (38°F). Expect chilly conditions with minimums dipping to -11°C (12°F) and reaching a pleasant maximum of 12°C (55°F). Prepare for a wet month with approximately 67 mm (2.6 in) of precipitation over about 10 days, and keep in mind the high average humidity of 90%, which adds to the overall cool feel of this time of year.

January Temperature in Newcastleton

In January in Newcastleton, the average temperature is 3°C (38°F), with maximums reaching 12°C (55°F) and minimums dropping as low as -11°C (12°F). Travelers should be prepared for chilly weather and pack accordingly for a variety of temperatures.

January Weather in Newcastleton: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Newcastleton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Newcastleton, January typically has an average temperature of 3°C (38°F), with highs reaching up to 12°C (55°F) and lows dropping to around -11°C (12°F).
JanFebMarAprMayJunJulAugSepOctNovDec383941455056595854484339
Data source: Temperature data for Newcastleton 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.

January Precipitation in Newcastleton

In Newcastleton in January, the total precipitation amount is 67 mm (2.6 in) over a period of 10 days.

January Precipitation Trends in Newcastleton

The chart displays monthly precipitation patterns in Newcastleton, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Newcastleton, January typically receives around 67 mm (2.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec6711510140629594116761208391
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Newcastleton

In Newcastleton in January humidity is 90%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill wrapping around you, making travel uncomfortable as the cold penetrates your clothing while the heavy moisture lingers in the air.

January Average Humidity in Newcastleton

This chart illustrates the average monthly humidity levels in Newcastleton, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Newcastleton is approximately 90%, 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 January generated using information from the Copernicus Climate Change Service.

January UV Index in Newcastleton

In Newcastleton in January, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Newcastleton.

Maximum UV Index Levels in Newcastleton for January

The chart shows the monthly maximum UV Index (UVI) for Newcastleton in January, 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 January, the maximum UV index in Newcastleton typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124568865321
Data source: Newcastleton January 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 January Weather in Newcastleton Compares to Other Months

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

This table compares monthly weather conditions in Newcastleton, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)67 mm (2.6 inches)90%low
February Weather4°C (39°F)114 mm (4.5 inches)88%low
March Weather5°C (42°F)101 mm (4.0 inches)86%moderate
April Weather7°C (45°F)40 mm (1.6 inches)85%moderate
May Weather10°C (51°F)62 mm (2.5 inches)80%high
June Weather13°C (56°F)95 mm (3.8 inches)83%very high
July Weather15°C (59°F)93 mm (3.7 inches)82%very high
August Weather14°C (58°F)116 mm (4.6 inches)82%high
September Weather12°C (54°F)76 mm (3.0 inches)88%moderate
October Weather9°C (49°F)120 mm (4.7 inches)90%moderate
November Weather6°C (43°F)83 mm (3.3 inches)92%low
December Weather4°C (40°F)91 mm (3.6 inches)89%low

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