| No. | Location | Station ID | Amount |
| 1 | Valentia Observatory (Ireland) | 03953 | 10.7°C |
| 2 | Sherkin Island (Ireland) | 03951 | 10.2°C |
| 3 | Shannon Airport (Ireland) | 03962 | 9.8°C |
| 4 | Roches Point (Ireland) | 03952 | 9.1°C |
| 5 | Finner (Ireland) | 03978 | 9°C |
| 6 | Belmullet (Ireland) | 03976 | 8.9°C |
| 7 | Malin Head (Ireland) | 03980 | 8.9°C |
| 8 | Casement Aerodrome (Ireland) | 03967 | 8.8°C |
| 9 | Mace Head (Ireland) | 03963 | 8.8°C |
| 10 | Oak Park, Carlow (Ireland) | 03961 | 8.8°C |
| 11 | Ballyhaise, Cavan (Ireland) | 03979 | 8.6°C |
| 12 | Claremorris (Ireland) | 03970 | 8.6°C |
| 13 | Mullingar (Ireland) | 03971 | 8.6°C |
| 14 | Cork Airport (Ireland) | 03955 | 8.5°C |
| 15 | Gurteen (Ireland) | 03966 | 8.4°C |
| 16 | Dublin Airport (Ireland) | 03969 | 8.3°C |
| 17 | Johnstown Castle (Ireland) | 03956 | 8°C |
| 18 | Connaught Airport (Ireland) | 03973 | 6.7°C |
| 0°C | |||
| 0°C | |||
| Script courtesy of Michael Holden of Relay Weather. Data courtesy of Ogimet | |||
| No. | Location | Station ID | Amount |
| 1 | Mullingar (Ireland) | 03971 | -3.8°C |
| 2 | Dublin Airport (Ireland) | 03969 | -3.1°C |
| 3 | Oak Park, Carlow (Ireland) | 03961 | -1.9°C |
| 4 | Ballyhaise, Cavan (Ireland) | 03979 | -1.3°C |
| 5 | Connaught Airport (Ireland) | 03973 | -0.9°C |
| 6 | Casement Aerodrome (Ireland) | 03967 | -0.7°C |
| 7 | Claremorris (Ireland) | 03970 | -0.5°C |
| 8 | Gurteen (Ireland) | 03966 | -0.3°C |
| 9 | Shannon Airport (Ireland) | 03962 | 0.3°C |
| 10 | Johnstown Castle (Ireland) | 03956 | 0.5°C |
| 11 | Finner (Ireland) | 03978 | 2.1°C |
| 12 | Mace Head (Ireland) | 03963 | 2.5°C |
| 13 | Cork Airport (Ireland) | 03955 | 2.7°C |
| 14 | Belmullet (Ireland) | 03976 | 2.8°C |
| 15 | Malin Head (Ireland) | 03980 | 3.6°C |
| 16 | Roches Point (Ireland) | 03952 | 4°C |
| 17 | Sherkin Island (Ireland) | 03951 | 4.5°C |
| 18 | Valentia Observatory (Ireland) | 03953 | 5.9°C |
| 0°C | |||
| 0°C | |||
| Script courtesy of Michael Holden of Relay Weather. Data courtesy of Ogimet | |||
| No. | Location | Station ID | Amount |
| 1 | Sherkin Island (Ireland) | 03951 | 8.2 mm |
| 2 | Valentia Observatory (Ireland) | 03953 | 7.7 mm |
| 3 | Roches Point (Ireland) | 03952 | 7.2 mm |
| 4 | Mace Head (Ireland) | 03963 | 6.8 mm |
| 5 | Belmullet (Ireland) | 03976 | 6 mm |
| 6 | Malin Head (Ireland) | 03980 | 5.5 mm |
| 7 | Johnstown Castle (Ireland) | 03956 | 5.1 mm |
| 8 | Cork Airport (Ireland) | 03955 | 5.1 mm |
| 9 | Finner (Ireland) | 03978 | 5.1 mm |
| 10 | Shannon Airport (Ireland) | 03962 | 4.4 mm |
| 11 | Gurteen (Ireland) | 03966 | 3.5 mm |
| 12 | Casement Aerodrome (Ireland) | 03967 | 3.3 mm |
| 13 | Claremorris (Ireland) | 03970 | 3 mm |
| 14 | Ballyhaise, Cavan (Ireland) | 03979 | 2.8 mm |
| 15 | Oak Park, Carlow (Ireland) | 03961 | 2.6 mm |
| 16 | Connaught Airport (Ireland) | 03973 | 2.4 mm |
| 17 | Dublin Airport (Ireland) | 03969 | 2 mm |
| 18 | Mullingar (Ireland) | 03971 | 1.9 mm |
| 0 mm | |||
| 0 mm | |||
| Script courtesy of Michael Holden of Relay Weather. Data courtesy of Ogimet | |||
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| Warning: Many data filters have been introduced to the above data. Use caution with this data as some extreme values can be erroneous due to unsuspected errors in synop reports. All data should be verified. Note that the values we listed here are from international released synop reports, and for certain there will be other extreme values not in this list |