| No. | Location | Station ID | Amount |
| 1 | Sherkin Island (Ireland) | 03951 | 8.4°C |
| 2 | Valentia Observatory (Ireland) | 03953 | 7.6°C |
| 3 | Roches Point (Ireland) | 03952 | 7.3°C |
| 4 | Johnstown Castle (Ireland) | 03956 | 6.1°C |
| 5 | Malin Head (Ireland) | 03980 | 6.1°C |
| 6 | Shannon Airport (Ireland) | 03962 | 5.2°C |
| 7 | Dublin Airport (Ireland) | 03969 | 5.1°C |
| 8 | Mace Head (Ireland) | 03963 | 4.9°C |
| 9 | Cork Airport (Ireland) | 03955 | 4.8°C |
| 10 | Casement Aerodrome (Ireland) | 03967 | 4.6°C |
| 11 | Belmullet (Ireland) | 03976 | 4.4°C |
| 12 | Ballyhaise, Cavan (Ireland) | 03979 | 4.1°C |
| 13 | Oak Park, Carlow (Ireland) | 03961 | 4.1°C |
| 14 | Finner (Ireland) | 03978 | 3.9°C |
| 15 | Mullingar (Ireland) | 03971 | 3.9°C |
| 16 | Gurteen (Ireland) | 03966 | 3.2°C |
| 17 | Claremorris (Ireland) | 03970 | 1.8°C |
| 18 | Connaught Airport (Ireland) | 03973 | 1.7°C |
| 0°C | |||
| 0°C | |||
| Script courtesy of Michael Holden of Relay Weather. Data courtesy of Ogimet | |||
| No. | Location | Station ID | Amount |
| 1 | Ballyhaise, Cavan (Ireland) | 03979 | -2.3°C |
| 2 | Claremorris (Ireland) | 03970 | -2.3°C |
| 3 | Gurteen (Ireland) | 03966 | -2°C |
| 4 | Finner (Ireland) | 03978 | -1.9°C |
| 5 | Shannon Airport (Ireland) | 03962 | -1.8°C |
| 6 | Mullingar (Ireland) | 03971 | -1.6°C |
| 7 | Connaught Airport (Ireland) | 03973 | -1.3°C |
| 8 | Dublin Airport (Ireland) | 03969 | -1.3°C |
| 9 | Oak Park, Carlow (Ireland) | 03961 | -1.2°C |
| 10 | Casement Aerodrome (Ireland) | 03967 | -0.9°C |
| 11 | Belmullet (Ireland) | 03976 | 0°C |
| 12 | Cork Airport (Ireland) | 03955 | 0.1°C |
| 13 | Mace Head (Ireland) | 03963 | 0.1°C |
| 14 | Valentia Observatory (Ireland) | 03953 | 0.2°C |
| 15 | Johnstown Castle (Ireland) | 03956 | 0.7°C |
| 16 | Roches Point (Ireland) | 03952 | 0.9°C |
| 17 | Malin Head (Ireland) | 03980 | 1.7°C |
| 18 | Sherkin Island (Ireland) | 03951 | 2.5°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 | 6.6 mm |
| 2 | Valentia Observatory (Ireland) | 03953 | 5.2 mm |
| 3 | Roches Point (Ireland) | 03952 | 4.7 mm |
| 4 | Malin Head (Ireland) | 03980 | 4.5 mm |
| 5 | Cork Airport (Ireland) | 03955 | 3.2 mm |
| 6 | Johnstown Castle (Ireland) | 03956 | 3.1 mm |
| 7 | Shannon Airport (Ireland) | 03962 | 2.7 mm |
| 8 | Belmullet (Ireland) | 03976 | 2.1 mm |
| 9 | Mace Head (Ireland) | 03963 | 1.7 mm |
| 10 | Mullingar (Ireland) | 03971 | 1.5 mm |
| 11 | Gurteen (Ireland) | 03966 | 1.4 mm |
| 12 | Oak Park, Carlow (Ireland) | 03961 | 1.3 mm |
| 13 | Casement Aerodrome (Ireland) | 03967 | 1.2 mm |
| 14 | Dublin Airport (Ireland) | 03969 | 1 mm |
| 15 | Finner (Ireland) | 03978 | 0.9 mm |
| 16 | Claremorris (Ireland) | 03970 | 0.4 mm |
| 17 | Ballyhaise, Cavan (Ireland) | 03979 | 0 mm |
| 18 | Connaught Airport (Ireland) | 03973 | -0.1 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 |