UK Extremes recorded on 2021-01-18
| High Day Max: | Woburn 5.9C |
| Low Day Max: | Cromer 5.5C |
| Low Night Min: | Marham 0.0C |
| Wettest: | Cavendish 0.2mm |
| Sunniest: | Shoeburyness 0.9hrs |
UK Extremes recorded on 2021-01-18
| High Day Max: | Woburn 5.9C |
| Low Day Max: | Cromer 5.5C |
| Low Night Min: | Marham 0.0C |
| Wettest: | Cavendish 0.2mm |
| Sunniest: | Shoeburyness 0.9hrs |