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January Weather in Penysarn, United Kingdom

Last updated: August 27, 2025

In January, the average temperature in Penysarn, United Kingdom hovers around 7°C (45°F). Expect chilly minimums of 2°C (36°F) and comfortable maximums reaching 14°C (57°F). Be prepared for 91 mm (3.6 in) of precipitation spread over approximately 15 days, and brace yourself for high humidity levels at 89%.

January Temperature in Penysarn

In January in Penysarn, the average temperature is 7°C (45°F). Maximums can reach 14°C (57°F), while minimums can drop as low as 2°C (36°F). Be sure to pack layers to stay comfortable during your travels!

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

The chart illustrates January temperature patterns in Penysarn, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Penysarn, January typically has an average temperature of 7°C (45°F), with highs reaching up to 14°C (57°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec454545475156596058555047
Data source: Temperature data for Penysarn 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 Penysarn

In Penysarn in January, the total precipitation amount is 91 mm (3.6 in) over a span of 15 days.

January Precipitation Trends in Penysarn

The chart displays monthly precipitation patterns in Penysarn, 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 Penysarn, January typically receives around 91 mm (3.6 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec91102954351817593109147138148
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Penysarn

In Penysarn in January, humidity is 89%. With an average temperature of 7°C (45°F), this humidity feels like stepping into a damp cloud, making traveling quite uncomfortable as the moisture clings to your skin and clothes, turning even mild activity into a sweaty ordeal.

January Average Humidity in Penysarn

This chart illustrates the average monthly humidity levels in Penysarn, 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 Penysarn is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%86%85%79%81%78%79%85%90%91%89%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Penysarn

In Penysarn 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 Penysarn.

Maximum UV Index Levels in Penysarn for January

The chart shows the monthly maximum UV Index (UVI) for Penysarn 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 Penysarn typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Penysarn 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 Penysarn Compares to Other Months

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

This table compares monthly weather conditions in Penysarn, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)91 mm (3.6 inches)89%low
February Weather7°C (45°F)102 mm (4.0 inches)88%low
March Weather7°C (45°F)95 mm (3.7 inches)86%moderate
April Weather8°C (48°F)43 mm (1.7 inches)84%moderate
May Weather11°C (52°F)51 mm (2.0 inches)79%high
June Weather13°C (56°F)81 mm (3.2 inches)81%very high
July Weather15°C (60°F)75 mm (2.9 inches)78%very high
August Weather16°C (60°F)93 mm (3.6 inches)79%high
September Weather15°C (59°F)109 mm (4.3 inches)85%moderate
October Weather13°C (55°F)146 mm (5.8 inches)90%moderate
November Weather10°C (50°F)138 mm (5.4 inches)91%low
December Weather8°C (47°F)148 mm (5.8 inches)89%low

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