Daylight Saving Time Rules
timeDate-DaylightSavingTime.RdFunctions for about 400 cities and regions which return daylight saving time rules and time zone offsets.
Details
As a selection of these functions:
Adelaide Algiers Amsterdam Anchorage Andorra Athens Auckland Bahrain Bangkok Beirut Belfast Belgrade Berlin Bogota Bratislava Brisbane Brussels Bucharest Budapest BuenosAires Cairo Calcutta Caracas Casablanca Cayman Chicago Copenhagen Darwin Denver Detroit Dubai Dublin Eastern Edmonton Frankfurt Helsinki HongKong Honolulu Indianapolis Istanbul Jakarta Jerusalem Johannesburg Kiev KualaLumpur Kuwait Lagos Lisbon Ljubljana London LosAngeles Luxembourg Madrid Manila Melbourne MexicoCity Monaco Montreal Moscow Nairobi Nassau NewYork Nicosia Oslo Pacific Paris Perth Prague Riga Riyadh Rome Seoul Shanghai Singapore Sofia Stockholm Sydney Taipei Tallinn Tehran Tokyo Tunis Vaduz Vancouver Vienna Vilnius Warsaw Winnipeg Zagreb Zurich, ...
Note
There are currently two synonyms available "Pacific" for Los Angeles and "Eastern" for New York.
Specific time zones (AST, CET, CST, EET,
EST, MST and PST) are also available.
Note we leave the space in all double named cities like New York or Hong Kong and use an underscore for it.
All the entries are retrieved from the tzdata library which is available under GNU GPL licence.
Examples
## DST Rules for Zurich:
head(Zurich())
#> Zurich offSet isdst TimeZone numeric
#> 1 1853-07-15 23:25:52 1786 0 BMT -3675198848
#> 2 1894-05-31 23:30:14 3600 0 CET -2385246586
#> 3 1941-05-05 00:00:00 7200 1 CEST -904435200
#> 4 1941-10-06 00:00:00 3600 0 CET -891129600
#> 5 1942-05-04 00:00:00 7200 1 CEST -872985600
#> 6 1942-10-05 00:00:00 3600 0 CET -859680000
tail(Zurich())
#> Zurich offSet isdst TimeZone numeric
#> 239 2097-03-31 01:00:00 7200 1 CEST 4015530000
#> 240 2097-10-27 01:00:00 3600 0 CET 4033674000
#> 241 2098-03-30 01:00:00 7200 1 CEST 4046979600
#> 242 2098-10-26 01:00:00 3600 0 CET 4065123600
#> 243 2099-03-29 01:00:00 7200 1 CEST 4078429200
#> 244 2099-10-25 01:00:00 3600 0 CET 4096573200
## list all available centers
listFinCenter()
#> [1] "Africa/Abidjan" "Africa/Algiers"
#> [3] "Africa/Bissau" "Africa/Cairo"
#> [5] "Africa/Casablanca" "Africa/Ceuta"
#> [7] "Africa/El_Aaiun" "Africa/Johannesburg"
#> [9] "Africa/Juba" "Africa/Khartoum"
#> [11] "Africa/Lagos" "Africa/Maputo"
#> [13] "Africa/Monrovia" "Africa/Nairobi"
#> [15] "Africa/Ndjamena" "Africa/Sao_Tome"
#> [17] "Africa/Tripoli" "Africa/Tunis"
#> [19] "Africa/Windhoek" "America/Adak"
#> [21] "America/Anchorage" "America/Araguaina"
#> [23] "America/Argentina/Buenos_Aires" "America/Argentina/Catamarca"
#> [25] "America/Argentina/Cordoba" "America/Argentina/Jujuy"
#> [27] "America/Argentina/La_Rioja" "America/Argentina/Mendoza"
#> [29] "America/Argentina/Rio_Gallegos" "America/Argentina/Salta"
#> [31] "America/Argentina/San_Juan" "America/Argentina/San_Luis"
#> [33] "America/Argentina/Tucuman" "America/Argentina/Ushuaia"
#> [35] "America/Asuncion" "America/Bahia"
#> [37] "America/Bahia_Banderas" "America/Barbados"
#> [39] "America/Belem" "America/Belize"
#> [41] "America/Boa_Vista" "America/Bogota"
#> [43] "America/Boise" "America/Cambridge_Bay"
#> [45] "America/Campo_Grande" "America/Cancun"
#> [47] "America/Caracas" "America/Cayenne"
#> [49] "America/Chicago" "America/Chihuahua"
#> [51] "America/Costa_Rica" "America/Cuiaba"
#> [53] "America/Danmarkshavn" "America/Dawson"
#> [55] "America/Dawson_Creek" "America/Denver"
#> [57] "America/Detroit" "America/Edmonton"
#> [59] "America/Eirunepe" "America/El_Salvador"
#> [61] "America/Fort_Nelson" "America/Fortaleza"
#> [63] "America/Glace_Bay" "America/Goose_Bay"
#> [65] "America/Grand_Turk" "America/Guatemala"
#> [67] "America/Guayaquil" "America/Guyana"
#> [69] "America/Halifax" "America/Havana"
#> [71] "America/Hermosillo" "America/Indiana/Indianapolis"
#> [73] "America/Indiana/Knox" "America/Indiana/Marengo"
#> [75] "America/Indiana/Petersburg" "America/Indiana/Tell_City"
#> [77] "America/Indiana/Vevay" "America/Indiana/Vincennes"
#> [79] "America/Indiana/Winamac" "America/Inuvik"
#> [81] "America/Iqaluit" "America/Jamaica"
#> [83] "America/Juneau" "America/Kentucky/Louisville"
#> [85] "America/Kentucky/Monticello" "America/La_Paz"
#> [87] "America/Lima" "America/Los_Angeles"
#> [89] "America/Maceio" "America/Managua"
#> [91] "America/Manaus" "America/Martinique"
#> [93] "America/Matamoros" "America/Mazatlan"
#> [95] "America/Menominee" "America/Merida"
#> [97] "America/Metlakatla" "America/Mexico_City"
#> [99] "America/Miquelon" "America/Moncton"
#> [101] "America/Monterrey" "America/Montevideo"
#> [103] "America/New_York" "America/Nome"
#> [105] "America/Noronha" "America/North_Dakota/Beulah"
#> [107] "America/North_Dakota/Center" "America/North_Dakota/New_Salem"
#> [109] "America/Nuuk" "America/Ojinaga"
#> [111] "America/Panama" "America/Paramaribo"
#> [113] "America/Phoenix" "America/Port-au-Prince"
#> [115] "America/Porto_Velho" "America/Puerto_Rico"
#> [117] "America/Punta_Arenas" "America/Rankin_Inlet"
#> [119] "America/Recife" "America/Regina"
#> [121] "America/Resolute" "America/Rio_Branco"
#> [123] "America/Santarem" "America/Santiago"
#> [125] "America/Santo_Domingo" "America/Sao_Paulo"
#> [127] "America/Scoresbysund" "America/Sitka"
#> [129] "America/St_Johns" "America/Swift_Current"
#> [131] "America/Tegucigalpa" "America/Thule"
#> [133] "America/Tijuana" "America/Toronto"
#> [135] "America/Vancouver" "America/Whitehorse"
#> [137] "America/Winnipeg" "America/Yakutat"
#> [139] "America/Yellowknife" "Antarctica/Casey"
#> [141] "Antarctica/Davis" "Antarctica/Macquarie"
#> [143] "Antarctica/Mawson" "Antarctica/Palmer"
#> [145] "Antarctica/Rothera" "Antarctica/Troll"
#> [147] "Asia/Almaty" "Asia/Amman"
#> [149] "Asia/Anadyr" "Asia/Aqtau"
#> [151] "Asia/Aqtobe" "Asia/Ashgabat"
#> [153] "Asia/Atyrau" "Asia/Baghdad"
#> [155] "Asia/Baku" "Asia/Bangkok"
#> [157] "Asia/Barnaul" "Asia/Beirut"
#> [159] "Asia/Bishkek" "Asia/Chita"
#> [161] "Asia/Choibalsan" "Asia/Colombo"
#> [163] "Asia/Damascus" "Asia/Dhaka"
#> [165] "Asia/Dili" "Asia/Dubai"
#> [167] "Asia/Dushanbe" "Asia/Famagusta"
#> [169] "Asia/Gaza" "Asia/Hebron"
#> [171] "Asia/Ho_Chi_Minh" "Asia/Hong_Kong"
#> [173] "Asia/Hovd" "Asia/Irkutsk"
#> [175] "Asia/Jakarta" "Asia/Jayapura"
#> [177] "Asia/Jerusalem" "Asia/Kabul"
#> [179] "Asia/Kamchatka" "Asia/Karachi"
#> [181] "Asia/Kathmandu" "Asia/Khandyga"
#> [183] "Asia/Kolkata" "Asia/Krasnoyarsk"
#> [185] "Asia/Kuching" "Asia/Macau"
#> [187] "Asia/Magadan" "Asia/Makassar"
#> [189] "Asia/Manila" "Asia/Nicosia"
#> [191] "Asia/Novokuznetsk" "Asia/Novosibirsk"
#> [193] "Asia/Omsk" "Asia/Oral"
#> [195] "Asia/Pontianak" "Asia/Pyongyang"
#> [197] "Asia/Qatar" "Asia/Qostanay"
#> [199] "Asia/Qyzylorda" "Asia/Riyadh"
#> [201] "Asia/Sakhalin" "Asia/Samarkand"
#> [203] "Asia/Seoul" "Asia/Shanghai"
#> [205] "Asia/Singapore" "Asia/Srednekolymsk"
#> [207] "Asia/Taipei" "Asia/Tashkent"
#> [209] "Asia/Tbilisi" "Asia/Tehran"
#> [211] "Asia/Thimphu" "Asia/Tokyo"
#> [213] "Asia/Tomsk" "Asia/Ulaanbaatar"
#> [215] "Asia/Urumqi" "Asia/Ust-Nera"
#> [217] "Asia/Vladivostok" "Asia/Yakutsk"
#> [219] "Asia/Yangon" "Asia/Yekaterinburg"
#> [221] "Asia/Yerevan" "Atlantic/Azores"
#> [223] "Atlantic/Bermuda" "Atlantic/Canary"
#> [225] "Atlantic/Cape_Verde" "Atlantic/Faroe"
#> [227] "Atlantic/Madeira" "Atlantic/South_Georgia"
#> [229] "Atlantic/Stanley" "Australia/Adelaide"
#> [231] "Australia/Brisbane" "Australia/Broken_Hill"
#> [233] "Australia/Darwin" "Australia/Eucla"
#> [235] "Australia/Hobart" "Australia/Lindeman"
#> [237] "Australia/Lord_Howe" "Australia/Melbourne"
#> [239] "Australia/Perth" "Australia/Sydney"
#> [241] "Europe/Andorra" "Europe/Astrakhan"
#> [243] "Europe/Athens" "Europe/Belgrade"
#> [245] "Europe/Berlin" "Europe/Brussels"
#> [247] "Europe/Bucharest" "Europe/Budapest"
#> [249] "Europe/Chisinau" "Europe/Dublin"
#> [251] "Europe/Gibraltar" "Europe/Helsinki"
#> [253] "Europe/Istanbul" "Europe/Kaliningrad"
#> [255] "Europe/Kirov" "Europe/Kyiv"
#> [257] "Europe/Lisbon" "Europe/London"
#> [259] "Europe/Madrid" "Europe/Malta"
#> [261] "Europe/Minsk" "Europe/Moscow"
#> [263] "Europe/Paris" "Europe/Prague"
#> [265] "Europe/Riga" "Europe/Rome"
#> [267] "Europe/Samara" "Europe/Saratov"
#> [269] "Europe/Simferopol" "Europe/Sofia"
#> [271] "Europe/Tallinn" "Europe/Tirane"
#> [273] "Europe/Ulyanovsk" "Europe/Vienna"
#> [275] "Europe/Vilnius" "Europe/Volgograd"
#> [277] "Europe/Warsaw" "Europe/Zurich"
#> [279] "Indian/Chagos" "Indian/Maldives"
#> [281] "Indian/Mauritius" "Pacific/Apia"
#> [283] "Pacific/Auckland" "Pacific/Bougainville"
#> [285] "Pacific/Chatham" "Pacific/Easter_Island"
#> [287] "Pacific/Efate" "Pacific/Fakaofo"
#> [289] "Pacific/Fiji" "Pacific/Galapagos"
#> [291] "Pacific/Gambier" "Pacific/Guadalcanal"
#> [293] "Pacific/Guam" "Pacific/Honolulu"
#> [295] "Pacific/Kanton" "Pacific/Kiritimati"
#> [297] "Pacific/Kosrae" "Pacific/Kwajalein"
#> [299] "Pacific/Marquesas" "Pacific/Nauru"
#> [301] "Pacific/Niue" "Pacific/Norfolk"
#> [303] "Pacific/Noumea" "Pacific/Pago_Pago"
#> [305] "Pacific/Palau" "Pacific/Pitcairn"
#> [307] "Pacific/Port_Moresby" "Pacific/Rarotonga"
#> [309] "Pacific/Tahiti" "Pacific/Tarawa"
#> [311] "Pacific/Tongatapu"