Date Mountain Sites? Wind Unit? Number of Results
Include Exclude knots mph

24-hour Temperature Extremes

Min Temperatures - 21/04/1978 09Z(D-1) to 09Z(D)
IDStation Name (Altitude)Minimum
00283Bonchester Bridge (146 m)0.1°C
00289Kielder Castle (201 m)0.1°C
00439East Bergholt (7 m)0.3°C
00991Carnwath (208 m)0.5°C
00983Leadhills (393 m)1.0°C
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Max Temperatures - 21/04/1978 09Z(D) to 09Z(D+1)
IDStation Name (Altitude)Maximum
01530Armagh (62 m)15.2°C
00946Sloy (12 m)14.6°C
00940Gt Cumbrae: Millport (5 m)14.5°C
01450Aldergrove (63 m)14.1°C
00063Inverpolly (14 m)14.0°C
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12-hour Temperature Extremes

Min Temperatures - 21/04/1978 21Z(D-1) to 09Z(D)
IDStation Name (Altitude)Minimum
01023Eskdalemuir (236 m)1.0°C
00746Ulcombe (47 m)1.5°C
00562Finningley (10 m)2.8°C
00364Whitby Coastguard (60 m)2.8°C
00775Manston (49 m)2.9°C
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Max Temperatures - 21/04/1978 09Z(D) to 21Z(D)
IDStation Name (Altitude)Maximum
00946Sloy (12 m)14.6°C
01450Aldergrove (63 m)14.1°C
00140Glenlivet (213 m)13.7°C
18974Tiree (9 m)12.7°C
01090Blackpool, Squires Gate (10 m)12.6°C
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Rainfall & Sunshine Extremes

Max Rainfall - 21/04/1978 09Z(D)-09Z(D+1)
IDStation Name (Altitude)Rainfall
01211Cwmystwyth (301 m)6.0 mm
01127West Kirby Park (7 m)4.0 mm
01187Moel Cynnedd (358 m)3.5 mm
01141Prestatyn (4 m)3.5 mm
00673Preston Wynne (84 m)3.4 mm
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Max Sunshine - 21/04/1978
IDStation Name (Altitude)Maximum
01385Scilly: St Marys (51 m, CS)12.2 hours
01507Stormont Castle (56 m, CS)11.9 hours
01389Penzance, Penlee Gardens (19 m, CS)11.9 hours
01397Lizard (73 m, CS)11.9 hours
00084Benbecula Airport (6 m, CS)11.0 hours
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Wind Extremes

Max 10-min mean - 21/04/1978
IDStation Name (Altitude)Maximum
01158Bardsey Island (15 m)35 knots
01354Prawle Point (59 m)34 knots
01332Hartland Point (95 m)32 knots
01557Cookstown (77 m)32 knots
01388Gwennap Head (66 m)29 knots
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Max Hourly Gust - 21/04/1978
IDStation Name (Altitude)Maximum
01388Gwennap Head (66 m)49 knots
01397Lizard (73 m)41 knots
01198Aberporth (133 m)40 knots
01215Milford Haven Conservancy Board (44 m)39 knots
01385Scilly: St Marys (51 m)38 knots
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Pressure Extremes

Highest Pressure - 21/04/1978
IDStation Name (Altitude)Highest
00448Aldeburgh (7 m)1023.0 hPa
00386Cranwell (63 m)1021.6 hPa
00892Porton (111 m)1021.6 hPa
00890Upavon (179 m)1021.3 hPa
01405St Mawgan (103 m)1020.9 hPa
Lowest Pressure - 21/04/1978
IDStation Name (Altitude)Lowest
01041Mull Of Galloway (78 m)1001.9 hPa
01145Valley (10 m)1003.1 hPa
01450Aldergrove (63 m)1003.1 hPa
01090Blackpool, Squires Gate (10 m)1003.2 hPa
00908Machrihanish (10 m)1004.1 hPa