Hottest day of the year

Republic of Ireland

2018: 32.0°C at Shannon Airport on June 28th

2017: 28.4°C at Phoenix Park on June 21st

2016: 30.4°C at Mount Dillon on July 19th

2015: 26.1°C at Dublin (Glasnevin) on June 30th

2014: 28.8°C at Durrow on July 25th

2013: 31.0°C at Dooks on July 19th

2012: 28.3°C at Ardfert (Liscahane) on May 25th

2011: 26.0°C at Cavan (Drumconnick) & Athy (Chanterlands) on June 3rd

2010: 27.1°C at Elphin on May 22nd and Ardee (Boharnamoe) on May 23rd

2009: 28.6°C at Galway (University College) on June 2nd

2008: 25.9°C at Ardtamon on July 27th and Cork (Clover Hill) on July 28th

2007: 27.0°C at Dooks on June 9th and Cavan (Drumconnick) on June 11th

2006: 32.3°C at Elphin on July 19th

2005: 30.3°C at Kildalton on July 12th

2004: 27.3°C at Birr on August 1st

2003: 30.4°C at Boora on August 8th

2002: 26.5°C at Cavan (Drumconnick) on August 5th

2001: 28.4°C at Ardee (Boharnamoe) on July 28th

2000: 28.5°C at Cavan (Drumconnick) on June 18th

1999: 28.0°C at Warrenstown and Athy (Chanterlands) on July 9th

1998: 26.7°C at Cork (Clover Hill) on August 8th

1997: 28.4°C at Ardfert on May 31st

1996: 27.0°C at Ardfert (Liscahane) and Shannon Airport on June 16th, Kilfinnane Education Centre and Killarney (Muckross Hse.) on June 17th

1995: 30.8°C at Kilkenny on August 2nd

1994: 26.8°C at Portlaoise (Coolnamona) on August 1st

1993: 28.6°C at Cork (Clover Hill) on June 27th

1992: 27.3°C at Cork (Clover Hill) on June 27th

1991: 28.4°C at Cahirciveen on September 5th

1990: 31.0°C at Dublin (Glasnevin) on August 2nd

1989: 30.5°C at Lanesboro (Doire Dharog) on July 19th

1988: 26.0°C at Dungarvan (Carriglea) on June 23rd

1987: 29.0°C at Waterford Airport on July 5th

1986: 27.0°C at Clonsast (Bord na Móna) on June 27th

1985: 25.1°C at Dublin (Merrion Square) on July 2nd & September 30th

1984: 27.9°C at Cork (Clover Hill) on July 27th

1983: 32.2°C at Carlow (Oak Park) on July 14th

1982: 27.0°C at Glencolumbkille (Drimroe) on June 4th

1981: 26.2°C at Cork (Clover Hill) on August 25th

1980: 26.5°C at Enniscorthy (Voc. Sch.) on August 20th

1979: 25.8°C at Enniscorthy (Voc. Sch.) on July 16th & 17th, Ballybrittas on July 27th and Dublin (Glasnevin) on July 28th

1978: 26.5°C at Boora on May 31st

1977: 28.7°C at Ballybrittas on July 7th

1976: 32.5°C at Boora on June 29th

1975: 31.5°C at Ballybrittas on August 3rd

1974: 28.0°C at Thurles (Sugar Factory) on August 25th

1973: 28.7°C at Boora on August 15th

1972: 28.7°C at Killarney (St. Finans Hosp.) on July 19th

1971: 26.9°C at Enniscorthy (Voc. Sch.) on July 8th

1970: 27.9°C at Warrenstown on June 10th

1969: 29.6°C at Fermoy (Moore Park) on July 15th

1968: 26.6°C at Tuam (Airglooney) on June 12th

1967: 26.4°C at Ballybrittas on June 17th

1966: 26.2°C at Ballincurra on July 22nd

1965: 25.2°C at Ballybrittas on June 29th

1964: 26.0°C at Ballybrittas on August 3rd

1963: 26.8°C at Dublin (Rathfarnham Castle) on July 30th

1962: 25.0°C at Clonsast (Bord na Móna) on June 8th

1961: 28.4°C at Gurteen (Agr. Coll.) on September 1st

1940: 28.9°C at Birr Castle & Rathfarnham on June 8th/Glasnevin & Trinity College on August 9th

1939: 28.9°C at Carrick-on-Suir & Cork on June 6th

1938: 25.6°C at Birr Castle & Foynes on August 3rd

1937: 27.8°C at Hazelhatch on August 2nd

1936: 26.7°C at Glasnevin & Hazelhatch on August 29th/Cork on August 31st

1935: 27.2°C at Newcastle on July 13th

1934: 32.2°C at Foynes on July 9th

1933: 30.0°C at Kilkenny on July 4th

1932: 27.2°C at Newcastle on July 9th

1931: 25.6°C at Foynes on August 5th

1930: 27.2°C at Newcastle on August 27th

1929: 27.2°C at Kilkenny, Foynes & Mountmellick on July 14th/Foynes on July 15th

1928: 28.3°C at Killarney on July 22nd

1927: 26.7°C at Mountmellick on May 7th

1926: 29.4°C at Mountmellick, Kilkenny & Killarney on July 14th

1925: 30.0°C at Killarney on June 9th

1924: 23.9°C at Dublin City on July 15th

1923: 30.0°C at Waterford (Gortmore) on July 12th

1922: 27.8°C at Killarney on May 30th/Foynes & Glasnevin on May 31st

1921: 32.2°C at Killarney on July 12th

1920: 25.0°C at Birr Castle on May 25th

1919: 27.2°C at Carrick-on-Suir on August 14th

1918: 28.9°C at Killarney on June 1st/2nd

1917: 26.1°C at Glasnevin on July 13th

1916: 29.4°C at Killarney on August 6th

1915: 25.6°C at Killarney on June 22nd

1914: 27.2°C at Mountmellick on July 11th/Kilkenny on July 21st

1913: 26.7°C at Wexford on August 14th/Waterford (Trg. Coll.) on August 15th

1912: 24.4°C at Roches Point on July 15th/16th

1911: 31.1°C at Killarney on July 13th

1910: 26.1°C at Limerick (Mungret College), Birr Castle & Killarney on July 14th

United Kingdom

2018: 35.3°C at Faversham on July 26th

2017: 34.5°C at Heathrow on June 21st

2016: 34.4°C at Gravesend on September 13th

2015: 36.7°C at Heathrow on July 1st

2014: 32.3°C at Swancombe Marsh on July 18th

2013: 34.1°C at Heathrow on August 1st

2012: 32.4°C at Cavendish on August 18th

2011: 33.3°C at East London Olympic Site on June 27th

2010: 31.7°C at Gravesend on July 9th

2009: 31.8°C at Wisley on June 30th

2008: 30.2°C at Cambridge on July 28th

2007: 30.1°C at Terrington St. Celement & Wisbech on August 5th

2006: 36.5°C at Wisley on July 19th

2005: 32.6°C at Heathrow on June 19th

2004: 31.5°C at Northolt on August 8th

2003: 38.5°C at Brogdale on August 10th

2002: 32.6°C at Northolt on July 29th

2001: 32.2°C at Northolt on June 26th

2000: 32.6°C at Coltishall on June 19th

1999: 32.7°C at Heathrow on August 1st & Honington on August 2nd

1998: 32.2°C at Gravesend on August 10th

1997: 33.1°C at Wellesbourne on August 10th

1996: 33.2°C at Rickmansworth on July 22nd

1995: 35.2°C at Boxworth on August 1st

1994: 33.4°C at Morley St. Botolph on July 12th

1993: 29.7°C at East Bergholt on July 4th

1992: 30.3°C at Malvern on June 29th

1991: 32.1°C at Cromer on July 11th

1990: 37.1°C at Cheltenham on August 3rd

1989: 34.4°C at Mickleham on July 22nd

1988: 30.2°C at Cheltenham on August 7th

1987: 30.1°C at Northolt on August 20th

1986: 32.0°C at Rustington on June 28th

1985: 30.1c at St Louis on July 13th

1984: 31.9°C at St Louis on August 20th

1983: 33.0°C at Hampton on July 15th & East Bergholt on July 16th

1982: 30.7°C at Morley St. Botolph on August 3rd

1981: 29.5°C at Kew on August 5th

1980: 29.4°C at Cors Fochno on June 4th

1979: 30.4°C at Benson on July 27th

1978: 28.8°C at Poolewe on June 4th

1977: 30.0°C at Paisley, Glenlee on July 7th & Onich on July 11th

1976: 35.9°C at Cheltenham on July 3rd

1975: 34.2°C at Heathrow & Stanstead Abbotts on August 8th

1974: 28.0°C at Southampton on June 15th

1973: 32.1°C at Southampton on August 14th

1972: 29.4°C at Perth on July 20th

1971: 30.3°C at Rugby on July 11th

1970: 32.2°C at Aldenham & Stratford-upon-Avon on July 7th

1969: 32.8°C at Letchworth on July 16th

1968: 33.3°C at Camden Square on July 1st

1967: 30.2°C at Watnall on July 17th

1966: 28.9c at Southampton on July 9th; Perth & Crossmyloof on July 21st; Camden Square on August 20th

1965: 28.9°C at Kensington Palace on May 14th

1964: 32.8°C at Cromer on August 26th

1963: 28.9°C at Littlehampton on July 22nd; Ceinws on July 29th; Wisley & Gordon Castle on July 30th

1962: 27.8°C at Writtle on September 3rd

1961: 33.9°C at Regents Park, Camden Square & Gillingham on July 1st

1960: 30.6°C at Wyton on June 18th

1959: 34.4°C at Cromer on July 5th

1958: 29.4°C at Paisley on July 4th & 5th; Leicester on July 8th

1957: 35.6°C at Camden Square on June 29th

1956: 30.0°C at Camden Square on July 26th

1955: 32.8°C at Jersey on August 21st

1954: 30.6°C at Camden Square on September 1st

1953: 33.9°C at Camden Square on August 12th

1952: 33.9°C at Jersey on July 1st

1951: 30.0°C at Southend on July 28th

1950: 33.3°C at Camden Square on June 6th

1949: 33.3°C at Worcester on July 12th

1948: 35.0°C at Milford on July 28th

1947: 34.4°C at Waddington on June 3rd

1946: 30.6°C at London on July 2nd; Finningley on July 12th; Greenwich & Maldon on July 24th

1945: 32.2°C at Norwich & Whitstable on July 15th

1944: 32.8°C at Tunbridge Wells, Horsham & London on May 29th; Long Sutton on May 30th

1943: 33.9°C at Worcester & Croydon on July 31st

1942: 33.9°C at Sprowston on August 27th

1941: 34.4°C at Camden Square on June 22nd

1940: 32.8°C at Cranwell on June 9th

1939: 32.2°C at Camden Square on June 7th

1938: 30.6°C at Camden Square & Reading on August 1st

1937: 33.3°C at Canterbury & Tunbridge Wells on August 7th

1936: 31.7°C at Camden Square on June 20th & 21st

1935: 33.3°C at Attenborough on July 13th

1934: 33.3°C at Attenborough on July 11th

1933: 34.4°C at Margate & Cambridge on July 27th

1932: 36.1°C at Halstead, Tottenham, Camden Square, Regent's Park & Enfield on August 19th

1931: 28.3°C at Bromley on June 14th

1930: 34.4°C at Camden Square on August 29th

1929: 32.2°C at Camden Square & Margate on August 31st; Newport on September 8th

1928: 32.8°C at Camden Square & Newport on July 15th

1927: 29.4°C at Camden Square on June 16th

1926: 32.2°C at Camden Square on September 19th

1925: 33.3°C at Hunstanton on July 22nd

1924: 32.2°C at Camden Square on July 12th

1923: 35.6°C at Camden Square on July 13th

1922: 32.8°C at Camden Square on May 22nd

1921: 34.4°C at Woking & Halstead on July 11th

1920: 27.8°C at Raunds on June 17th

1919: 32.2°C at Raunds on September 11th

1918: 33.9°C at Canterbury on August 22nd

1917: 33.9°C at Reading & Little Massingham on June 17th

1916: 30.0°C at Woking on July 30th; Salisbury on July 31st

1915: 32.2°C at Cromer & Norwich on June 8th

1914: 32.2°C at Woking, New Malden & Wisley on July 1st

1913: 29.4°C at New Malden on June 16th

1912: 32.8°C at Tottenham on July 12th

1911: 36.7°C at Raunds & Canterbury on August 9th

1910: 28.9°C at Maidenhead on June 20th

1909: 33.3°C at Epsom on August 15th

1908: 32.8°C at Dumfries on July 2nd

1907: 30.0°C at Lairg on July 16th

1906: 35.6°C at Bawtry on September 1st

1905: 30.0°C at Bawtry on July 14th

1904: 32.2°C at Margate on August 4th

1903: 31.3°C at Wryde on July 10th

1902: 31.9°C at Hereford on June 28th

1901: 33.3°C at Newton Rigg, Bawtry & Colly Weston on July 19th

1900: 35.1°C at Cambridge on July 20th

1899: 32.4°C at Cambridge on August 25th

1898: 33.3°C at Cambridge on September 8th