>Niceguyedc at 05:55, 14 September 2021

2021-09-14T05:55:19Z

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{{Use dmy dates|date=June 2018}}
{{Use Indian English|date=June 2018}}
{{climate chart
|[[Kolkata]]
|13.4|24.6| 16.9
|16.9|29.7| 22.9
|21.7|34.0| 32.8
|25.1|36.3| 47.7
|26.4|36.0|101.7
|26.5|34.1|259.9
|26.1|32.2|331.8
|26.1|32.0|328.8
|25.8|32.2|295.9
|24.0|31.9|151.3
|19.6|29.8| 26
|14.5|27.0| 17.2
|source=[http://www.imd.gov.in/section/climate/kolkata1.htm IMD]
|float=left
|clear=none
}}
Kolkata has a [[Tropical savanna climate|Tropical wet-and-dry climate]] ([[Köppen climate classification]] ''Aw''). The annual mean temperature is 26.8 °C (80 °F); monthly mean temperatures range from 15 °C to 30 °C (59 °F to 86 °F).<ref name=weatherbase>
{{cite web
| publisher=Canty and Associates LLC | url=http://www.weatherbase.com/weather/weatherall.php3?s=090824&refer=&units=metric | title=Weatherbase entry for Kolkata | access-date=2006-04-26
}}</ref> Summers are hot and humid with temperatures in the low 30's and during dry spells the maximum temperatures often exceed 40 °C (104 °F) during May and June.<ref name=weatherbase/> Winter tends to last for only about two and a half months, with seasonal lows dipping to 9 °C – 11 °C (48.2 °F – 51.8 °F) between December and January. The highest recorded temperature is 43.9 °C (111 °F) and the lowest is 5 °C (41 °F).<ref name=weatherbase/> Often during early summer (mid March to mid May), dusty squalls followed by spells of [[thunderstorm]] and heavy rains lash the city, bringing relief from the humid heat. These thunderstorms are [[Convection rain|convective]] in nature, and is locally known as ''Kal baisakhi'' ({{lang|bn|কালবৈশাখী}}, Nor'westers).<ref name=kalboisakhi>{{cite web
|url = http://amsglossary.allenpress.com/glossary/search?id=kal-baisakhi1
|title = kal Baisakhi
|access-date = 2006-09-05
|work = Glossary of Meteorology
|publisher = American Meteorological Society
|archive-url = https://web.archive.org/web/20060830065710/http://amsglossary.allenpress.com/glossary/search?id=kal-baisakhi1
|archive-date = 30 August 2006
|url-status = dead
|df = dmy-all
}}</ref>

Rains brought by the Bay of Bengal branch of South-West [[monsoon]]<ref name=monsoontribune>
{{cite web |url=http://www.tribuneindia.com/2003/20030714/agro.htm#2 |title=Know your monsoon |access-date= 2007-06-09 |last= Khichar|first=M.L.|author2=Ram Niwas |date=14 July 2003 |work=Agriculture Tribune, The Tribune|publisher= The Tribune Trust}}</ref> lash the city between June and September and supplies the city with most of its annual rainfall of 1,582 mm (62.3 inches). The highest rainfall occurs during the monsoon in July and August interchangeably. The city receives 2,528 hours of sunshine per annum, with the maximum sunlight occurring in March.<ref name=ESS>

{{cite web
| publisher=Gaia: Environmental Information System | url=http://www.ess.co.at/GAIA/CASES/IND/CAL/CALmain.html | title=Calcutta: Not 'The City of Joy' | access-date=2006-04-26

}}</ref> [[Environmental issues in Kolkata|Pollution]] is a major concern in Kolkata, and the [[Particulates|Suspended Particulate Matter]] (SPM) level is high when compared to other major cities of India,<ref name=ambientairquality>

{{cite web
|author=Central Pollution Control Board
|publisher=Ministry of Environment & Forests, Govt of India
|url=http://www.cpcb.nic.in/mcity/m2002.htm
|title=Ambient Air Quality in Seven Major Cities During 2002
|access-date=2006-04-26
|archive-url=https://web.archive.org/web/20060225051501/http://cpcb.nic.in/mcity/m2002.htm
|archive-date=2006-02-25
|url-status=dead
}}</ref><ref name=airquality>

{{cite web
|author=Central Pollution Control Board | publisher=Ministry of Environment & Forests, Govt of India | url=http://www.cpcb.nic.in/mcity/2006/16_1703/16_1703.htm | title=Air quality in major cities on 16–17 March 2006 | access-date=2006-04-26

}} {{Dead link|date=October 2010|bot=H3llBot}}</ref> leading to regular [[smog]] and [[haze]]. Severe air pollution in the city has caused rise in pollution-related respiratory ailments such as lung cancer.<ref name=BBC51707>{{cite news
| first = Subir | last = Bhaumik | title = Oxygen supplies for India police
| url = http://news.bbc.co.uk/2/hi/south_asia/6665803.stm | work = South Asia | publisher = BBC
| date = 17 May 2007 | access-date = 2007-06-23 }}</ref>

{{Kolkata weatherbox}}

==Weather Monitoring Stations==
[[Alipore]] is the major station, which is an international station. But there are also two stations at [[Dum Dum]] and [[Bidhannagar|Salt Lake]].

==References==
<references/>

[[Category:Climate of India|Kolkata]]
[[Category:Climate by city in India|Kolkata]]
[[Category:Geography of Kolkata]]

Climate of Kolkata - Revision history

>Niceguyedc at 05:55, 14 September 2021