Yanayi na Seoul

Seoul, babban birnin Koriya ta Kudu, yana da Yanayin zafi mai zafi (Dwa) a cikin 0 ° C isotherm bisa ga Rarrabawar yanayi na Köppen. Idan an yi amfani da isotherm na -3 ° C, yanayin yanayi ne mai zafi mai zafi (Cwa)   kuma akwai yanayi huɗu daban-daban. A lokacin rani, tasirin tsarin matsin lamba na Arewacin Pacific yana kawo zafi, yanayin zafi tare da yanayin zafi har zuwa 35 ° C (95 ° F) a wani lokaci. A cikin hunturu, birni yana da tasiri ta hanyar fadada yankunan matsin lamba na Siberiya da iskar yammacin da ke kawo iska mai sanyi zuwa Koriya. Kwanakin sanyi mai zafi an san su da zuwa cikin zagaye na kwana uku wanda aka tsara ta hanyar hauhawa da faɗuwar tsarin matsin lamba. [ana buƙatar ƙa'ida] Lokacin da ya fi dacewa ga yawancin mutane a cikin birni shine bazara da kaka, lokacin da sararin samaniya da yanayin zafi ya zama ruwan dare. Yawancin ruwan sama na Seoul ya fadi a lokacin bazara tsakanin Yuni da Satumba, a matsayin wani ɓangare na lokacin bazara na Gabashin Asiya.  

 Takaitaccen Bayani 
Seoul babban birnin Jamhuriyar Koriya ne, tare da Bukhansan, Dobongsan, Bukaksan, Inwangsan, da Ansan a arewa, sai Suraksan da Buramsan a arewa maso gabas bayan Dobongsan.  Achasan yana gabashin Seoul, Samseongsan da Cheonggyesan suna kudu, kuma Namsan yana tsakiyar.  Yammacin Seoul wani tsawo ne na filin bakin teku wanda ya fara daga Incheon, kuma tsayin daka yana karuwa a hankali yayin da ya zo gabas.  Mafi ƙanƙancin tsayin Seoul yana da kusan 10m, kuma tsayin yankin mai yawan jama'a yana da kusan 15 zuwa 60m.  Kogin Han yana ratsa tsakiyar Seoul daga gabas zuwa Tekun Yamma, kuma ana rarraba Jungnangcheon, Cheonggyecheon, Hongjecheon, Bulgwangcheon, Tancheon, Anyangcheon, da Yangjaecheon, wadanda ke karkashin kogin Han, a ko'ina cikin Seoul.

Matsakaicin zafin shekara-shekara shine 12.8 ° C. Watan da ya fi sanyi shine Janairu tare da -1.9 ° C, watan da ya fi zafi shine Agusta tare da 26.1 ° C, kuma bambancin zafin jiki na shekara-shekara yana da girma sosai tare da 28.0 ° C.

Matsakaicin ruwan sama na shekara-shekara shine 1417.9mm, tare da mafi ƙarancin ruwan sama a watan Janairu a 16.8mm kuma mafi girma a watan Yuli a 414.4mm a watan Yuli. Adadin ruwan sama a lokacin rani (Yuni, Yuli, da Agusta) yana da 892.1mm, wanda ke da kimanin kashi 63% na ruwan sama na shekara-shekara, kuma rabo na ruwan sama a rani yana da yawa a cikin jimlar ruwan sama. A gefe guda, jimlar ruwan sama a cikin hunturu (Disamba, Janairu, da Fabrairu) shine 67.6mm, wanda shine kusan 5% na ruwan sama na shekara-shekara.

Matsakaicin saurin iska na shekara-shekara shine 2.3 m / s, kuma matsakaicin sautin iska na kowane wata shine mafi ƙasƙanci a 1.9 m / s a watan Satumba kuma mafi girma a 2.7 m / s.

Matsakaicin zafi na shekara-shekara shine 61.8%, mafi ƙasƙanci a 54.6% a watan Fabrairu da Maris, kuma mafi girma a 76.2% a watan Yuli. Matsakaicin zafi a lokacin rani shine 71.8%, kuma zafi a lokacin bazara da hunturu shine 56.3%, wanda ya bushe.

Matsakaicin darajar lura na yanayi shine Oktoba 28 don sanyi na farko, Nuwamba 3 don kankara na farko, da Nuwamba 20 don dusar ƙanƙara ta farko.

 Abubuwan da suka shafi 
Seoul tana da yanayi mai zafi da zafi sosai a lokacin bazara, tare da sanyi da bushewa a lokacin hunturu. Lokacin bazara (ko da yake iska ce) da kaka suna da sauƙi amma gajere ne. Wadannan lokutan ana daukar su a matsayin mafi kyawun lokacin ziyarar Seoul.

 Iska ta Siberiya tana kawo yanayin sanyi tare da dusar ƙanƙara a cikin birni, wanda ke ɗaukar matsakaicin zafin jiki daga 0 zuwa -10 digiri Celsius.
 Dust na Asiya wani yanayi ne na yanayi wanda ke shafar yawancin Gabashin Asiya ciki har da Koriya ta Kudu a wasu lokuta a lokacin watanni na bazara. Guguwar ƙura kuma tana shafar namun daji musamman da wuya, tana lalata amfanin gona, mazauni, da ƙarfe masu guba da ke tsoma baki tare da haifuwa.
 ruwan sama na Gabashin Asiya yana kawo ruwan sama mai yawa a lokacin gajeren ruwan sama da ake kira jangma, daga ƙarshen Yuni zuwa ƙarshen Yuli.
 Lokacin guguwa yana faruwa daga Yuli zuwa Satumba. Kimanin sau ɗaya a kowace shekara, guguwa tana wucewa kusa da ko motsawa a kan Koriya, tana haifar da ruwan sama mai tsanani.

 Yanayin yanayi 
A matsayin yanayi na nahiyar, Seoul tana da lokacin hunturu, rani da kaka. Lokacin ruwan sama da guguwa suma suna faruwa a lokacin bazara.

 Lokacin hunturu 
Lokacin hunturu a Seoul ana sarrafa shi ta babban tsarin babban matsin lamba na Siberiya (Maɗaukakin Asiya), wanda ke haifar da mafi yawan sanyi, bushewar iskar arewa-maso-yamma.  Tasirin babban Siberiya yana haifar da yanayin sanyi sosai fiye da yadda ake tsammani a wannan latitude.  Kusan kowane kwanaki 4 zuwa 6, wani tafki mai ƙarancin matsin lamba zai ratsa cikin Koriya ta Kudu, yana kawo gajimare da hazo mai haske.  Yawan hazo a cikin gida ya dogara da yawa akan tsayin tashar da tsawon lokacin da iska ta kasance a kan Tekun Yellow.  Dusar ƙanƙara mafi girma tana faruwa ne a kan gabar tekun arewa maso yamma, wadda ita ce ta fi fuskantar magudanar ruwa daga arewa maso yamma, da kuma yankunan tsaunuka.  A al'ada, ƙasa da kashi 10 na hazo na shekara yana faɗowa (na faɗi sosai) a lokacin hunturu.  Sau da yawa, yanayin ba shi da gajimare, a sarari, da bushewa, sai dai yankin kudu maso yammacin tekun.  Matsakaicin zafin Janairu a Seoul shine -2.0 °C (28.4 °F).  Janairu shine watan mafi sanyi a Seoul, galibi tare da mafi ƙarancin zafi, kusan koyaushe yana faɗuwa ƙasa -10 °C (14 °F), wani lokacin kuma ƙasa da -15 °C (5 °F).

 Lokacin bazara 
A lokacin bazara, iskar damina ta gabashin Asiya ta mamaye birnin kuma iska mai dumi da danshi da ke tashi daga cikin tekunan tana cin karo da busasshiyar iska zuwa arewa.  Waɗannan gabas ɗin suna jujjuya kai da baya a cikin Koriya a cikin watannin bazara.  Tsawon tsaunuka na ciki suna dagula iskoki, suna tilasta su zuwa wajen yamma/kudu maso yamma.  Yawancin hazo na shekara-shekara yana faɗowa tsakanin ƙarshen Yuni zuwa tsakiyar Satumba, tare da samun cikakken ruwan sama a duk faɗin tsibirin nan da tsakiyar watan Yuni.  Seoul yana karɓar kusan mm 126 (5 in) na hazo a lokacin hunturu (Disamba – Maris), amma a cikin Yuli kaɗai yana karɓar kusan mm 414 (16.3 in).  Yuli shine watan mafi ruwan sanyi a cikin birni.

Hadari yawanci yana faruwa game da kwanaki 2 zuwa 5 a kowane wata a wannan lokacin. Ruwan sama na lokacin rani a Seoul yana iya faruwa a 0200 kamar yadda yake a 1400. Ruwa yana da yawa kuma hazo zai bunkasa a duk lokacin da iska mai sanyi ta fuskanci wannan iska mai cike da danshi, sau da yawa yana samuwa a kwanakin da ba su da girgije. Lokacin guguwa yana faruwa daga Yuli zuwa Satumba. Kimanin sau ɗaya a kowace shekara, guguwa za ta wuce kusa ko motsa Koriya, tana haifar da ruwan sama mai yawa. Iska mai ƙarfi yawanci ana iyakance shi a tsibirai da wuraren da ke bakin teku. Kodayake iskõki bazai haifar da matsala ba, ruwan sama da ke tattare da shi na iya haifar da ambaliyar ruwa mai yawa, babbar barazana a lokacin ruwan sama, musamman a cikin ƙasa mai wahala. Matsakaicin zafin jiki na Seoul a watan Agusta shine 26.1 ° C (79 ° F)   

 Lokacin kaka 
Oktoba shine watan canji tsakanin lokacin rani da damina da bushewar damuna.  An maye gurbin yanayin yanayin zafi mafi yawa na lokacin rani da mai sanyaya, bushewa, da ƙarancin girgije.  Babban masu samar da yanayin yanayi a watan Oktoba sune tsarin gaban sanyi daga yankin Asiya.  A matsakaita, ana iya sa ran wucewa ta gaba ɗaya a kowane mako a cikin wata.  Hanya ta gaba ta al'ada tana gudana ta hanyar haɓaka matsakaici da babban girgije tare da ruwan sama mai haske.  Bayan wucewar gaba, ana iya tsammanin mafi yawan sararin sama na tsawon kwanaki 3 ko 4.  A cikin wannan lokacin bayyananne, akwai yuwuwar hazo ya taso.  Fog ya zama ruwan dare a cikin kwaruruka na kogi da kuma a cikin ƙananan wurare.

 Kididdiga 

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