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January Weather in Longford, Ireland

Last updated: August 23, 2025

In Longford, Ireland, the average temperature in January hovers around 6°C (42°F). Expect a chilly minimum of -6°C (22°F), with the maximum reaching a mild 14°C (58°F). During this time, the area sees about 66 mm (2.6 in) of precipitation spread across 11 days, contributing to a high average humidity of 88%. Make sure to bundle up and be prepared for some wet days!

January Temperature in Longford

In January in Longford, the average temperature is 6°C (42°F). The maximum can reach 14°C (58°F) and the minimum can be as low as -6°C (22°F). This range of temperatures suggests that travelers should prepare for both mild and chilly conditions during their visit.

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

The chart illustrates January temperature patterns in Longford, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Longford, 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 -6°C (22°F).
JanFebMarAprMayJunJulAugSepOctNovDec424344485357605956504543
Data source: Temperature data for Longford 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 Longford

In Longford in January, the precipitation amount is 66 mm (2.6 in) spread over 11 days.

January Precipitation Trends in Longford

The chart displays monthly precipitation patterns in Longford, 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 Longford, January typically receives around 66 mm (2.6 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec66107915575888513177939396
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Longford

In Longford in January, humidity is 88%. With an average temperature of 6°C (42°F), this humidity feels like a damp chill that seeps into your bones, making traveling uncomfortable as the cold air clings to your skin and saps your energy.

January Average Humidity in Longford

This chart illustrates the average monthly humidity levels in Longford, 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 Longford is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%87%86%83%83%85%85%88%91%92%89%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Longford

In Longford 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 Longford.

Maximum UV Index Levels in Longford for January

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

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

This table compares monthly weather conditions in Longford, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (42°F)66 mm (2.6 inches)88%low
February Weather6°C (43°F)107 mm (4.2 inches)88%low
March Weather7°C (44°F)91 mm (3.6 inches)87%moderate
April Weather9°C (48°F)55 mm (2.2 inches)86%moderate
May Weather12°C (53°F)75 mm (2.9 inches)83%high
June Weather14°C (58°F)88 mm (3.5 inches)83%very high
July Weather16°C (61°F)85 mm (3.4 inches)85%very high
August Weather15°C (59°F)131 mm (5.2 inches)85%high
September Weather13°C (56°F)77 mm (3.0 inches)88%moderate
October Weather10°C (51°F)93 mm (3.7 inches)91%moderate
November Weather7°C (46°F)93 mm (3.7 inches)92%low
December Weather6°C (43°F)96 mm (3.8 inches)89%low

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