Yanayin Birnin New York

Dangane da Rarrabawar yanayi na Köppen, yanayin Birnin New York yana da zafi mai zafi (Cfa), tare da wasu sassan birni suna canzawa zuwa Yanayin zafi na nahiyar (Dfa).  Garin yana samun dogayen lokacin rani, zafi, ɗanɗano tare da yawan ruwan sama na ƙarshen rana, da lokacin sanyi matsakaici, tare da dusar ƙanƙara ko gaurayawan dusar ƙanƙara da ruwan sama a wani lokaci.  Wurin da New York take a kudu maso yammacin jihar, kusancinsa da Tekun Atlantika, da yawan jama'arta (kuma, saboda haka, tasirin tsibiri mai tsananin zafi na birni) duk sun daidaita yanayinta.  Don haka, birnin New York yana da yanayi mai ɗanɗano mai ɗanɗano, ya bambanta da sauran jaha, wanda ke da yanayi mai ɗanɗano na nahiyar.

An adana bayanan yanayi a Central Park tun 1821, kodayake an sake komawa tashar zuwa wani ɓangare daban na wurin shakatawa a ranar 1 ga Janairu, 1920.  Har ila yau akwai wasu tashoshin yanayi a yankin ciki har da daya a Filin jirgin saman LaGuardia, tun daga 1940, kuma a Filin Jirgin JFK, tun daga 1948. Koyaya, saboda dogon rikodin Central Park da kuma wurin tsakiya, galibi ana ɗaukarsa babban tashar birnin. Saboda haka, duk bayanan sai dai idan an bayyana ba haka ba za su kasance ga wannan tashar.

Mafi girman zafin jiki da aka taɓa gani a Central Park shine 106 °F (41 °C) a ranar 9 ga Yuli, 1936 - kodayake LaGuardia ta ba da rahoton 107 °F (42 °C) a ranar 3 ga Yuli, 1966, kuma mafi ƙanƙanta shine -15 °F (-26 °C) a ranar 9 ga Fabrairu, 1934 mafi ƙanƙanta (-15 °F) (-26 °C) a ranar 9 ga Disamba, 1934 ° C a kowace rana.  30, 1917. Mafi ƙarancin yau da kullun a Central Park shine 87 °F (31 °C) ranar 2 ga Yuli, 1903.

Matsakaicin 42 zuwa 49 inci na ruwan sama a kowace shekara, tare da dusar ƙanƙara matsakaicin  in (75.7  a kowace shekara amma yana da bambanci sosai tsakanin lokutan hunturu. Birnin  na iya fuskantar iska mai ƙarfi, kasancewar wuri ne na bakin teku yana fuskantar Tekun Atlantika. Guguwar Hazel a cikin 1954 ta samar da iska mai iska na 83 mph, yayin da aka ruwaito iska mai nisan mil 78 a kowace awa (126 km / h) a ranar 2 ga Disamba, 1974. Tsibirin Gwamnoni, Manhattan, a New York Harbor, an shirya don karbar bakuncin cibiyar bincike da ilimi ta dala biliyan 1 da ke shirye don sanya Birnin New York jagora a duniya wajen magance Rikicin yanayi. 

Birnin New York ya fada ƙarƙashin nau'ikan yanayi daban-daban dangane da tsarin rarraba yanayi da aka yi amfani da shi. Koyaya, tsarin rarraba yanayi na Köppen shine tsarin rarraba yanayin da aka fi amfani dashi, wanda Birnin New York ya fada ƙarƙashin yankin zafi mai zafi.A cikin tsarin Yankunan rayuwa na Holdridge, yana da matsakaicin yanayin zafi na shekara-shekara sama da  ° F (12 ° C) kuma yana da ruwan sama na shekara-mako sama da inci 39.4 (1,000 , Birnin New York yana da yanayin gandun daji mai zafi. Ta hanyar Rarrabawar Trewartha, an bayyana birnin a matsayin yana da yanayi mai matsakaici (Dc).   Kowace shekara, birni yana da matsakaicin kwanaki 234 tare da akalla wasu Hasken rana. Yankunan tsayayyar tsire-tsire na USDA sune 7a da 7b. Yawancin birni suna cikin 7b, tare da wuraren daji da wuraren shakatawa suna cikin 7a, kamar yadda aka nuna a Staten Island da yankunan da ke kusa da birni. Har ila yau, birnin yana da wasu ƙananan yankuna masu yawa a cikin 8a, kamar a kusa da filin jirgin saman LaGuardia.

 Yanayin zafi 
Bayanan zafin shekara na birnin ya ƙunshi lokacin zafi zuwa zafi daga Mayu zuwa Oktoba, da lokacin sanyi zuwa lokacin sanyi daga Nuwamba zuwa Afrilu.  Koyaya, saboda kusancinsa da Tekun Atlantika, waɗannan jujjuyawar ba su da mahimmanci fiye da wuraren da ke gaba cikin ƙasa.  Tekun Atlantika yana aiki ne a matsayin mai daidaita yanayin zafi ma'ana birnin ya fi yankunan da ke cikin ƙasa a lokacin hunturu da sanyi a lokacin bazara.  Dukkanin iyaka suna ga tashar Central Park.

 Matsakaicin matsakaicin 
In an average year, the temperature will usually be between  and  with temperatures greatly exceeding these values being uncommon. Temperatures above  and below  are very rare, with the last occurrences being June 24, 2025 and February 14, 2016, respectively.

 Yanayin zafi 

alt=|thumb|Snow a Central Park, hunturu 2011
Birnin New York yana da matsakaicin  in (1,267  a kowace shekara. Lokacin bazara shine mafi yawan ruwan sama kuma Fabrairu shine watan da ya fi bushewa. Kowace wata a cikin tarihin da aka rubuta na birnin ya ba da rahoton ruwan sama, yana nuna bambancin yanayi. A wani lokaci, tsarin wurare masu zafi na iya zubar da ruwan sama mai yawa. Rubuce-rubucen kwanaki ba tare da ruwan sama ba, kwanaki 36 ne a jere, tsakanin Oktoba 10 da Nuwamba 13, 1924.  Mafi yawan ruwan sama a cikin awanni 24 ya kasance  in (210.3  a ranar 23 ga Satumba, 1882. 

Kowace shekara, mafi yawan dusar ƙanƙara a Birnin New York yana faruwa daga Disamba zuwa ƙarshen Maris. Snowfall matsakaicin  in (75.7  a kowace shekara amma yana da bambanci sosai tsakanin lokutan hunturu. Mafi yawan dusar ƙanƙara ya kasance  in (69  a ranar 23 ga Janairu, 2016. 

 Yawan ruwan sama 

 Hasken rana, UV da hasken rana 

 Iska 
Birnin New York na iya fuskantar iska mai ƙarfi a wasu lokuta, kamar wurare da yawa na bakin teku. Guguwa mai zafi ko guguwa mai karfi na teku suna kawo iskõki mafi ƙarfi. Guguwa mafi karfi a Central Park, na mil 78 a kowace awa (126 km / h), ya faru a ranar 2 ga Disamba, 1974, duk da haka, wani tashar a Batir ta ba da rahoton guguwa na mil 113 a kowace awa (182 km / h) a ranar 14 ga Oktoba, 1954, a lokacin Guguwar Hazel .  Kwanan nan Guguwar Sandy ta mamaye birnin a ranar 29 ga Oktoba, 2012, ta haifar da biliyoyin daloli a cikin lalacewa. Ya haifar da asarar wutar lantarki, ambaliyar ruwa mai tsanani da  mazauna da yawa da suka rasa muhallinsu.

 Canjin yanayi 
alt=The Queens–Midtown Tunnel is seen flooded in the aftermath of Hurricane Sandy.|thumb|Queens-Midtown Tunnel bayan ambaliyar da Guguwar Sandy ta haifar a ranar 29 ga Oktoba, 2012. Canjin yanayi yana nufin abubuwan da suka faru kamar wannan za su zama masu yuwuwa.
Da yake birni ne na bakin teku, ana sa ran Birnin New York zai fuskanci sakamako mai mahimmanci daga hauhawar matakin teku. Tsinkaya cewa matakin teku zai tashi da kusan ƙafa 6 (1.8  da 2100 ya sa magajin garin ya saka hannun jari na dala biliyan 10 don kiyaye birnin lafiya. Ana kuma sa ran birnin zai zama mai saukin kamuwa da guguwa da ambaliyar ruwa, ma'ana abubuwan da suka faru kamar tasirin Guguwar Sandy za su zama masu yuwuwa a nan gaba.

Yanayin zafi a birnin New York gabaɗaya ya ƙaru a hankali a cikin shekaru 150 da suka gabata kuma ana sa ran wannan yanayin zai ci gaba saboda ɗumamar ɗan adam.  Nan da shekarar 2080, ana hasashen cewa yanayin birnin zai yi kama da Kudancin Carolina na gabar teku.  Matsakaicin zafin jiki ya ƙaru da 2.4 °F (1.3 °C) tun daga shekarun 1970 kuma ana sa ran wannan ɗumamar za ta ƙaru a cikin shekaru masu zuwa..

 Ruwan sama 
Hazo a cikin birni ya karu sosai tun 2000;  Ruwan sama da dusar ƙanƙara sun tashi, amma dusar ƙanƙara ta ƙaru sosai.  Duk da haka, ana jayayya cewa irin waɗannan abubuwan, kasancewar kwanan nan, yana sa ba zai yiwu a yi hasashen ko irin wannan haɓakar zai ci gaba ba ko kuma ya ci gaba..

 Bayanan tashar 

 Shirin jerin lokaci don Central Park, 1869-yanzu

 Manazarta 

Rukuni:Shafuka masu fassarorin da ba'a duba ba