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January Weather in Innishannon, Ireland

Last updated: August 23, 2025

In January, the average temperature in Innishannon, Ireland hovers around 7°C (45°F). Expect chilly nights with a minimum of -2°C (30°F), while daytime highs can reach up to 13°C (56°F). Be prepared for around 72 mm (2.8 in) of precipitation over about 11 days, and keep in mind the average humidity level is quite high at 83%.

January Temperature in Innishannon

In January in Innishannon, the average temperature is 7°C (45°F). Maximums can reach 13°C (56°F), and minimums can be as low as -2°C (30°F). Travelers should prepare for cool weather and pack accordingly for fluctuating temperatures.

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

The chart illustrates January temperature patterns in Innishannon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Innishannon, January typically has an average temperature of 7°C (45°F), with highs reaching up to 13°C (56°F) and lows dropping to around -2°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec454545485257616057524846
Data source: Temperature data for Innishannon 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 Innishannon

In Innishannon in January, the precipitation amount is 72 mm (2.8 in) over the course of 11 days.

January Precipitation Trends in Innishannon

The chart displays monthly precipitation patterns in Innishannon, 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 Innishannon, January typically receives around 72 mm (2.8 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec7212596788066649079119102125
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Innishannon

In Innishannon in January, humidity is 83%. With an average temperature of 7°C (45°F), this humidity feels like a chilly blanket wrapping around you, making travel somewhat uncomfortable as you navigate the dampness that settles in your clothes, leading to a heavy and muggy experience outdoors.

January Average Humidity in Innishannon

This chart illustrates the average monthly humidity levels in Innishannon, 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 Innishannon is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%85%84%84%84%85%85%84%85%86%84%83%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Innishannon

In Innishannon 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 Innishannon.

Maximum UV Index Levels in Innishannon for January

The chart shows the monthly maximum UV Index (UVI) for Innishannon 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 Innishannon typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124678875421
Data source: Innishannon 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 Innishannon Compares to Other Months

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

This table compares monthly weather conditions in Innishannon, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)72 mm (2.8 inches)83%low
February Weather7°C (45°F)125 mm (4.9 inches)85%low
March Weather7°C (45°F)96 mm (3.8 inches)84%moderate
April Weather9°C (48°F)78 mm (3.1 inches)84%high
May Weather11°C (52°F)80 mm (3.2 inches)84%high
June Weather14°C (57°F)66 mm (2.6 inches)85%very high
July Weather16°C (61°F)64 mm (2.5 inches)85%very high
August Weather15°C (60°F)90 mm (3.5 inches)84%high
September Weather14°C (57°F)79 mm (3.1 inches)85%moderate
October Weather11°C (53°F)118 mm (4.7 inches)86%moderate
November Weather9°C (48°F)102 mm (4.0 inches)84%low
December Weather8°C (46°F)125 mm (4.9 inches)83%low

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