UK Extremes recorded on 2021-05-12
| High Day Max: | Santon Downham 10.8C |
| Low Day Max: | Rothamsted 15.3C |
| Low Night Min: | Santon Downham 4.2C |
| Wettest: | Weybourne 1.4mm |
| Sunniest: | Weybourne 10.9hrs |
UK Extremes recorded on 2021-05-12
| High Day Max: | Santon Downham 10.8C |
| Low Day Max: | Rothamsted 15.3C |
| Low Night Min: | Santon Downham 4.2C |
| Wettest: | Weybourne 1.4mm |
| Sunniest: | Weybourne 10.9hrs |