Global Temperature Increases

Historical Recorded Temperatures

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The table below shows the historical recorded temperatures at each airport. The average starting year is 1944, and the average ending year is 2008. The average midpoint is 1975.

Airport Code History



• United States - Eastern - UTC-5
Atlanta, Georgia (Hartsfield/Jackson) KATL 1931 - 2008
Baltimore, Maryland (Baltimore-Washington) KBWI 1930 - 2009
Boston, Massachusetts (Logan) KBOS 1936 - 2009
Buffalo, New York (Niagara) KBUF 1930 - 2009
Charlotte, North Carolina (Douglas) KCLT 1931 - 2009
Cincinnati, Ohio (Cincinnati/Northern Kentucky) KCVG 1947 - 2009
Cleveland, Ohio (Hopkins) KCLE 1931 - 2009
Columbus, Ohio (Port Columbus) KCMH 1930 - 2009
Detroit, Michigan (Metropolitan/WayneCounty) KDTW 1930 - 2008
Hartford, Connecticut (Bradley) KBDL 1930 - 2009
Indianapolis, Indiana KIND 1931 - 2009
Jacksonville, Florida KJAX 1931 - 2009
Louisville, Kentucky KSDF 1930 - 2009
Miami, Florida KMIA 1933 - 2009
New York City, New York (John F. Kennedy) KJFK 1935 - 2009
Norfolk, Virginia KORF 1939 - 2009
Orlando, Florida KMCO 1941 - 2009
Philadelphia, Pennsylvania KPHL 1940 - 2008
Pittsburgh, Pennsylvania KPIT 1931 - 2009
Providence, Rhode Island (T.F. Green) KPVD 1940 - 2009
Raleigh, North Carolina (Raleigh-Durham) KRDU 1934 - 2009
Richmond, Virginia KRIC 1930 - 2009
Rochester, New York (Greater Rochester) KROC 1930 - 2009
Tampa, Florida KTPA 1937 - 2009
Washington, DC (Dulles) KIAD 1957 - 2009
• United States - Central - UTC-6
Austin, Texas (Bergstrom) KAUS 1949 - 2009
Birmingham, Alabama (Shuttlesworth) KBHM 1949 - 2009
Bismark, North Dakota KBIS 1893 - 2009
Chicago, Illinois (O'Hare) KORD 1929 - 2009
Dallas, Texas (Dallas/Fort Worth) KDFW 1953 - 2008
Houston, Texas KIAH 1929 - 2009
Kansas City, Missouri KMCI 1929 - 2009
Memphis, Tennessee KMEM 1932 - 2009
Milwaukee, Wisconsin (General Mitchell) KMKE 1935 - 2009
Minneapolis, Minnesota (Minneapolis/St. Paul) KMSP 1931 - 2009
Nashville, Tennessee KBNA 1934 - 2009
New Orleans, Louisiana KMSY 1893 - 2009
St. Louis, Missouri (Lambert) KSTL 1929 - 2009
Tulsa, Oklahoma KTUL 1947 - 2009
• United States - Mountain - UTC-7
Albuquerque, New Mexico KABQ 1933 - 2009
Boise, Idaho KBOI 1929 - 2009
Denver, Colorado KDEN 1932 - 2009
Missoula, Montana KMSO 1936 - 2009
Phoenix, Arizona (Sky Harbor) KPHX 1932 - 2009
Rapid City, South Dakota KRAP 1938 - 2009
Salt Lake City, Utah KSLC 1930 - 2009
Tucson, Arizona KTUS 1893 - 2009
• United States - Pacific - UTC-8
Fresno, California (Yosemite) KFAT 1933 - 2009
Las Vegas, Nevada (McCarran) KLAS 1928 - 2009
Los Angeles, California KLAX 1893 - 2009
Portland, Oregon KPDX 1930 - 2009
Sacramento, California KSMF 1931 - 2009
San Diego, California KSAN 1930 - 2009
San Franciso, California KSFO 1893 - 2009
Seattle, Washington (Seattle/Tacoma) KSEA 1930 - 2009
• Pacific - UTC-9, UTC-10
Anchorage, Alaska (Ted Stevens) PANC 1941 - 2009
Barrow, Alaska (WileyPost/WillRogers Memorial) PABR 1923 - 2008
Honolulu, Hawaii PHNL 1939 - 2009
• South Pacific - UTC-10, UTC+12, UTC+11
Amundsen-Scott, Antarctica (South Pole) NZSP 1957 - 2009
Christchurch, New Zealand NZCH 1954 - 2009
Nouméa, New Caledonia (La Tontouta) NWWW 1943 - 2009
Papeete, Tahiti, French Polynesia (Faa'a) NTAA 1944 - 2009
• Former Soviet States - UTC+11 to UTC+2
Magadan, Russia (Sokol) UHMM 1946 - 2009
Moscow, Russia (Sheremetyevo) UUEE 1946 - 2009
Novyy, Russia (Polyarny) UERP 1955 - 2009
St. Petersburg, Russia (Pulkovo) ULLI 1931 - 2008
Surgut, Russia USRR 1932 - 2009
Tiksi, Russia UEST 1934 - 2009
• Western South Pacific - UTC+10
Momote, Papua New Guinea AYMO 1948 - 2009
Port Moresby, Papua New Guinea (Jacksons) AYPY 1943 - 2009
• Australia - UTC+10, UTC+8
Melbourne, Australia YMML 1955 - 2009
Perth, Australia YPPH 1944 - 2009
Sydney, Australia (Kingsford Smith) YSSY 1944 - 2008
• Western North Pacific - UTC+9, UTC+8
Busan, South Korea (Gimhae) RKPK 1955 - 2009
Manila, Philippines (Ninoy Aquino) RPLL 1945 - 2008
Nagoya, Japan (Chubu Centrair) RJGG 1947 - 2008
Osaka, Japan (Kansai) RJBB 1946 - 2008
Seoul, South Korea (Incheon) RKSI 1951 - 2009
Taipei, Taiwan (Songshan) RCSS 1947 - 2008
Tokyo, Japan (Narita) RJAA 1947 - 2009
• China - UTC+8
Beijing, China (Capital) ZBAA 1946 - 2008
Chengdu, China (Shuangliu) ZUUU 1957 - 2008
Dalian, China (Zhoushuizi) ZYTL 1957 - 2008
Guangzhou, China (Baiyun) ZGGG 1946 - 2009
Hangzhou, China (Xiaoshan) ZSHC 1957 - 2008
Harbin, China (Taiping) ZYHB 1957 - 2008
Nanjing, China (Lukou) ZSNJ 1957 - 2008
Shanghai, China (Pudong) ZSPD 1946 - 2008
Shenyang, China (Taoxian) ZYTX 1957 - 2008
Shenzhen, China (Bao'an) ZGSZ 1957 - 2008
Tianjin, China (Binhai) ZBTJ 1957 - 2009
Ürümqi, China (Diwopu) ZWWW 1957 - 2009
Wuhan, China (Tianhe) ZHHH 1957 - 2008
Xi'an, China (Xi'an/Xianyang) ZLXY 1957 - 2008
• Maritime Southeast Asia - UTC+8, UTC+7
Jakarta, Indonesia (Soekarno-Hatta) WIII 1985 - 2008
Kuala Lumpur, Malaysia WMKK 1949 - 2008
Singapore, Singapore (Changi) WSSS 1956 - 2008
• Mainland Southeast Asia and South Asia - UTC+8 to UTC+5.5
Ahmedabad, India (Sardar Vallabhbhai Patel) VAAH 1944 - 2009
Bangkok, Thailand (Suvarnabhumi) VTBS 1949 - 2008
Bengaluru, India VOBL 1942 - 2009
Calcutta, India (Netaji Subhash Chandra Bose) VECC 1944 - 2008
Chennai, India VOMM 1944 - 2009
Delhi, India (Indira Gandhi) VIDP 1943 - 2008
Dhaka, Bangladesh (Zia) VGHS 1944 - 2008
Hanoi, Vietnam (Noi Bai) VVNB 1949 - 2009
Ho Chi Minh City, Vietnam (Tan Son Nhat) VVTS 1949 - 2008
Hong Kong, China VHHH 1947 - 2009
Hyderabad, India (Rajiv Gandhi) VOHS 1944 - 2009
Mumbai, India (Chhatrapati Shivaji) VABB 1944 - 2009
Yangon, Myanmar VYYY 1946 - 2009
• Middle East - UTC+5, UTC+3.5, UTC+3
Baghdad, Iraq ORBI 1937 - 2008
Jeddah, Saudi Arabia (King Abdulaziz) OEJN 1949 - 2009
Kabul, Afghanistan OAKB 1958 - 2009
Karachi, Pakistan (Jinnah) OPKC 1953 - 2008
Lahore, Pakistan (Allama Iqbal) OPLA 1944 - 2009
Riyadh, Saudi Arabia (King Khalid) OERK 1958 - 2009
Tehran, Iran (Imam Khomeini) OIIE 1944 - 2008
• Northeastern Africa - UTC+3, UTC+2
Alexandria, Egypt (El Nouzha) HEAX 1937 - 2009
Cairo, Egypt HECA 1944 - 2008
Khartoum, Sudan HSSS 1943 - 2009
Nairobi, Kenya (Jomo Kenyatta) HKJK 1949 - 2009
• Southern Africa - UTC+2
Cape Town, South Africa FACT 1949 - 2008
Durban, South Africa FADN 1956 - 2008
Johannesburg, South Africa (O.R. Tambo) FAOR 1956 - 2008
Kinshasa, Democratic Republic of the Congo (N'djili) FZAA 1949 - 2009
• Southern Europe - UTC+2, UTC+1
Ankara, Turkey (Esenboga) LTAC 1945 - 2009
Athens, Greece LGAV 1949 - 2008
Barcelona, Spain LEBL 1973 - 2008
Istanbul, Turkey (Atatürk) LTBA 1945 - 2008
Madrid, Spain (Barajas) LEMD 1931 - 2008
Milan, Italy (Malpensa) LIMC 1931 - 2009
Paris, France (Charles de Gaulle) LFPG 1928 - 2008
Paris, France (Orly) LFPO 1937 - 2008
• Northern Europe - UTC+1, UTC
Berlin, Germany (Tegel) EDDT 1930 - 2008
Düsseldorf, Germany EDDL 1931 - 2008
London, United Kingdom (Heathrow) EGLL 1949 - 2008
Longyearbyen, Norway (Svalbard) ENSB 1976 - 2009
• West Africa - UTC+1, UTC
Abidjan, Côte d'Ivoire (Port Bouet) DIAP 1949 - 2008
Algiers, Algeria (Houari Boumedienne) DAAG 1943 - 2008
Lagos, Nigeria (Murtala Muhammed) DNMM 1943 - 2009
• Northwestern Africa - UTC
Casablanca, Morocco (Mohammed V) GMMN 1943 - 2009
Dakar, Senegal (Léopold Sédar Senghor) GOOY 1943 - 2009
Las Palmas, Canary Islands (Gran Canaria) GCLP 1950 - 2009
• Iceland and Greenland - UTC, UTC-3, UTC-4
Nuuk, Greenland BGGH 1949 - 2009
Qaanaaq, Greenland (Thule Air Base) BGTL 1952 - 2009
Reykjavík, Iceland BIRK 1931 - 2008
• South America - UTC-3, UTC-4, UTC-5
Belo Horizonte, Brazil (Tancredo Neves) SBCF 1931 - 2009
Bogotá, Colombia (El Dorado) SKBO 1941 - 2008
Buenos Aires, Argentina (Ministro Pistarini) SAEZ 1957 - 2008
Fortaleza, Brazil (Pinto Martins) SBFZ 1937 - 2008
Lima, Peru (Jorge Chávez) SPIM 1961 - 2008
Porto Alegre, Brazil (Salgado Filho) SBPA 1931 - 2008
Recife, Brazil (Recife/Guararapes-Gilberto Freyre) SBRF 1931 - 2008
Rio de Janeiro, Brazil (Galeao) SBGL 1931 - 2008
São Paulo, Brazil (Congonhas) SBSP 1931 - 2008
Santiago, Chile (Comodoro Arturo Merino Benítez) SCEL 1935 - 2008
Ushuaia, Argentina (Malvinas Argentinas) SAWH 1939 - 2009
• Caribbean - UTC-4
Hamilton, Bermuda (L.F. Wade) TXKF 1945 - 2009
San Juan, Puerto Rico (Luis Muñoz Marin) TJSJ 1941 - 2008
Port of Spain, Trinidad (Piarco) TTPP 1942 - 2009
• Canada - UTC-3.5, UTC-5, UTC-7
Alert, Nunavut CYLT 1951 - 2009
Montréal, Quebec (Pierre Elliott Trudeau) CYUL 1955 - 2008
Resolute, Nunavut CYRB 1948 - 2009
St. John's, Newfoundland CYYT 1942 - 2009
Toronto, Ontario (Pearson) CYYZ 1950 - 2008
Yellowknife, Northwest Territories CYZF 1943 - 2009
• Central America - UTC-5, UTC-6
Guadalajara, Mexico (Don Miguel Hidalgo y Costilla) MMGL 1973 - 2009
Mexico City, Mexico (Benito Juárez) MMMX 1973 - 2009
Monterrey, Mexico (General Mariano Escobedo) MMMY 1973 - 2009