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January Weather in Glenavy, United Kingdom

Last updated: August 27, 2025

In January, the average temperature in Glenavy, United Kingdom hovers around 5°C (42°F), with a minimum dipping to -5°C (24°F) and a maximum reaching 14°C (57°F). Prepare for some wet days, as 55 mm (2.1 in) of precipitation is expected over approximately 10 days, while the air carries an average humidity of 87%.

January Temperature in Glenavy

In January in Glenavy, the average temperature is 5°C (42°F). Maximums can reach 14°C (57°F), while minimums can dip as low as -5°C (24°F). Be prepared for chilly weather and dress in layers if you're planning to travel during this time.

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

The chart illustrates January temperature patterns in Glenavy, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Glenavy, January typically has an average temperature of 5°C (42°F), with highs reaching up to 14°C (57°F) and lows dropping to around -5°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec424344475258605956514643
Data source: Temperature data for Glenavy 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 Glenavy

In Glenavy in January, the precipitation amount is 55 mm (2.1 in) spread over a period of 10 days.

January Precipitation Trends in Glenavy

The chart displays monthly precipitation patterns in Glenavy, 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 Glenavy, January typically receives around 55 mm (2.1 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec5585774567767711468828182
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Glenavy

In Glenavy in January humidity is 87%. With an average temperature of 5°C (42°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and travel less inviting as the air becomes heavy and oppressive.

January Average Humidity in Glenavy

This chart illustrates the average monthly humidity levels in Glenavy, 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 Glenavy is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%86%86%85%82%84%86%86%88%89%90%87%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Glenavy

In Glenavy 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 Glenavy.

Maximum UV Index Levels in Glenavy for January

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

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

This table compares monthly weather conditions in Glenavy, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)55 mm (2.1 inches)87%low
February Weather6°C (43°F)85 mm (3.3 inches)86%low
March Weather7°C (44°F)77 mm (3.0 inches)86%moderate
April Weather8°C (47°F)45 mm (1.8 inches)85%moderate
May Weather11°C (53°F)67 mm (2.6 inches)82%high
June Weather14°C (58°F)76 mm (3.0 inches)84%very high
July Weather16°C (61°F)77 mm (3.0 inches)86%very high
August Weather15°C (60°F)114 mm (4.5 inches)86%high
September Weather13°C (56°F)68 mm (2.7 inches)88%moderate
October Weather10°C (51°F)82 mm (3.2 inches)89%moderate
November Weather8°C (46°F)81 mm (3.2 inches)90%low
December Weather6°C (43°F)82 mm (3.2 inches)86%low

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