Weather Extremes
| No. | Location | Station ID | Amount |
| 1 | Scilly, Saint Mary'S (United Kingdom) | 03803 | 20.4°C |
| 2 | Herstmonceux (United Kingdom) | 03882 | 17.4°C |
| 3 | Charlwood (United Kingdom) | 03769 | 17.2°C |
| 4 | London, St James Park (United Kingdom) | 03770 | 17.2°C |
| 5 | Northolt (United Kingdom) | 03672 | 17.2°C |
| 6 | London / Heathrow Airport (United Kingdom) | 03772 | 17.1°C |
| 7 | Shoreham Airport (United Kingdom) | 03876 | 16.7°C |
| 8 | Wattisham (United Kingdom) | 03590 | 16.7°C |
| 9 | Shoeburyness (United Kingdom) | 03693 | 16.5°C |
| 10 | Andrewsfield (United Kingdom) | 03684 | 16.4°C |
| Script courtesy of Michael Holden of Relay Weather. Data courtesy of Ogimet | |||
| No. | Location | Station ID | Amount |
| 1 | Cairngorm (United Kingdom) | 03065 | -0.9°C |
| 2 | Cairnwell (United Kingdom) | 03072 | 0.9°C |
| 3 | Bealach Na Ba No2 (United Kingdom) | 03039 | 1°C |
| 4 | Kinloss (United Kingdom) | 03066 | 4.1°C |
| 5 | Lerwick (United Kingdom) | 03005 | 4.3°C |
| 6 | Loch Glascarnoch (United Kingdom) | 03031 | 4.3°C |
| 7 | Lossiemouth (United Kingdom) | 03068 | 4.3°C |
| 8 | Baltasound (United Kingdom) | 03002 | 4.8°C |
| 9 | Altnaharra (United Kingdom) | 03044 | 5.2°C |
| 10 | Aviemore (United Kingdom) | 03063 | 5.5°C |
| Script courtesy of Michael Holden of Relay Weather. Data courtesy of Ogimet | |||
| No. | Location | Station ID | Amount |
| 1 | Scilly, Saint Mary'S (United Kingdom) | 03803 | 16.6 mm |
| 2 | London, St James Park (United Kingdom) | 03770 | 14.8 mm |
| 3 | Saint Catherine'S Point (United Kingdom) | 03866 | 14.7 mm |
| 4 | Saint Helier (United Kingdom) | 03896 | 14.7 mm |
| 5 | Shoreham Airport (United Kingdom) | 03876 | 14.7 mm |
| 6 | Guernsey Airport (United Kingdom) | 03894 | 14.6 mm |
| 7 | Chivenor (United Kingdom) | 03707 | 14.6 mm |
| 8 | Exeter Airport No2 (United Kingdom) | 03844 | 14.6 mm |
| 9 | London / Heathrow Airport (United Kingdom) | 03772 | 14.5 mm |
| 10 | Yeovilton (United Kingdom) | 03853 | 14.5 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 |