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January Weather in Rainhill, United Kingdom

Last updated: August 27, 2025

In January, the average temperature in Rainhill, United Kingdom hovers around 6°C (42°F), with a minimum of -4°C (25°F) and a maximum of 14°C (58°F). Expect 75 mm (3.0 in) of precipitation spread over 12 days, contributing to an average humidity of a brisk 89%.

January Temperature in Rainhill

In January in Rainhill, the average temperature is a chilly 6°C (42°F). The maximum can reach a mild 14°C (58°F), while the minimum can dip as low as -4°C (25°F). Travelers should be prepared for a wide range of temperatures and pack accordingly to ensure comfort during their visit.

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

The chart illustrates January temperature patterns in Rainhill, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rainhill, January typically has an average temperature of 6°C (42°F), with highs reaching up to 14°C (58°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec424345485460626158534743
Data source: Temperature data for Rainhill 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 Rainhill

In Rainhill in January, the precipitation amount is 75 mm (3.0 in) over the course of 12 days.

January Precipitation Trends in Rainhill

The chart displays monthly precipitation patterns in Rainhill, 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 Rainhill, January typically receives around 75 mm (3.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec758897506297981199911897115
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Rainhill

In Rainhill in January humidity is 89%. With an average temperature of 6°C (42°F), this humidity feels like a heavy blanket wrapping around you, making it challenging for traveling as you navigate the damp air that clings to your skin, leaving you longing for a warm, dry refuge.

January Average Humidity in Rainhill

This chart illustrates the average monthly humidity levels in Rainhill, 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 Rainhill 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 Rainhill

In Rainhill 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 Rainhill.

Maximum UV Index Levels in Rainhill for January

The chart shows the monthly maximum UV Index (UVI) for Rainhill 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 Rainhill typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123578875421
Data source: Rainhill 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 Rainhill Compares to Other Months

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

This table compares monthly weather conditions in Rainhill, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (42°F)75 mm (3.0 inches)89%low
February Weather6°C (43°F)88 mm (3.5 inches)88%low
March Weather7°C (45°F)97 mm (3.8 inches)86%moderate
April Weather9°C (49°F)50 mm (2.0 inches)84%moderate
May Weather12°C (54°F)62 mm (2.4 inches)79%high
June Weather15°C (60°F)97 mm (3.8 inches)81%very high
July Weather17°C (63°F)98 mm (3.9 inches)78%very high
August Weather16°C (62°F)119 mm (4.7 inches)79%high
September Weather14°C (58°F)99 mm (3.9 inches)85%moderate
October Weather11°C (53°F)117 mm (4.6 inches)90%moderate
November Weather8°C (47°F)97 mm (3.8 inches)91%low
December Weather6°C (44°F)115 mm (4.5 inches)89%low

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