Weather in Ireland in January 2019

  • 46°F maximum daytime temperature in January in Ireland (Dublin)46
    46°F max day temperature
  • 2 hours of sunshine per day (22% of daylight hours) in January in Ireland2
    2 hours of sunshine per day
  • 18 days with some rainfall in January in Ireland (Dublin)18
    18 days with some rainfall
  • 37°F minimum night-time temperature in January in Ireland (Dublin)37
    37°F min night temperature
  • 8 hours of daylight per day in January in Ireland (Dublin)8
    8 hours of daylight per day
  • No heat & humidity in January in Ireland (Dublin)0
    No heat & humidity
  • 2.4 inches monthly rainfall in January in Ireland (Dublin)2.4
    2.4 inches of monthly rainfall
  • No UV (maximum) index in January in Ireland (Dublin)0
    No UV (Maximum) Index UV index
  • 48°F sea temperature in January in Ireland (Dublin)48
    48°F sea temperature

Going to Ireland? Find the best month to visit Ireland based on the weather.

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Expect 46°F daytime maximum temperatures in the shade with on average 2 hours of sunshine per day in Ireland in January. Check more long-term weather averages for Ireland in January before you book your next holiday to Ireland in 2019. The January weather averages shown above are for Dublin.

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Metric (°C)  |  Imperial (°F)

Guide to Ireland weather in January

The average maximum daytime temperature in Ireland in January is a cool 8°C (46°F). The average night-time temperature is usually a cold 3°C (37°F). There are usually 2 hours of bright sunshine each day, which represents 22% of the 8 hours of daylight.

Expect 62mm (2.4 inches) of rainfall across the whole of January with 18 days with some rain falling.

The average sea temperature in and around Ireland in January is 9°C (48°F).

The weather in Ireland in January is represented by Dublin.

Ireland sunrise & sunset times for January 2019

Browse the sunrise & sunset times for Ireland in January 2019. Select a month to view Ireland sunrise & sunset times for the next twelve months. The Ireland sunrise & sunset times shown below are for Dublin.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st January 2019 08:40 16:17
Wednesday, 2nd January 2019 08:40 16:18
Thursday, 3rd January 2019 08:40 16:19
Friday, 4th January 2019 08:40 16:20
Saturday, 5th January 2019 08:39 16:22
Sunday, 6th January 2019 08:39 16:23
Monday, 7th January 2019 08:38 16:24
Tuesday, 8th January 2019 08:38 16:26
Wednesday, 9th January 2019 08:37 16:27
Thursday, 10th January 2019 08:37 16:29
Friday, 11th January 2019 08:36 16:30
Saturday, 12th January 2019 08:35 16:32
Sunday, 13th January 2019 08:34 16:33
Monday, 14th January 2019 08:33 16:35
Tuesday, 15th January 2019 08:33 16:37
Wednesday, 16th January 2019 08:32 16:38
Thursday, 17th January 2019 08:31 16:40
Friday, 18th January 2019 08:30 16:42
Saturday, 19th January 2019 08:28 16:43
Sunday, 20th January 2019 08:27 16:45
Monday, 21st January 2019 08:26 16:47
Tuesday, 22nd January 2019 08:25 16:49
Wednesday, 23rd January 2019 08:24 16:51
Thursday, 24th January 2019 08:22 16:52
Friday, 25th January 2019 08:21 16:54
Saturday, 26th January 2019 08:19 16:56
Sunday, 27th January 2019 08:18 16:58
Monday, 28th January 2019 08:16 17:00
Tuesday, 29th January 2019 08:15 17:02
Wednesday, 30th January 2019 08:13 17:04
Thursday, 31st January 2019 08:12 17:06
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