Government of India
INDIA METEOROLOGICAL DEPARTMENT
Climate Research and Services (CRS)
Average temperature over India during the year 2019 was above normal. During the year, annual mean surface air temperature, averaged over the country, was +0.360C above (1981-2010 period) average. The year 2019 was the seventh warmest year on record since nation-wide records commenced in 1901. However, the warming during 2019 was substantially lower than the highest warming observed over India during 2016 (+0.710C).
The Global mean surface temperature anomaly during 2019 (January to October) was +1.10C as per WMO provisional statement on the state of global climate. (source: https://public.wmo.int/en/resources/library/wmo-provisional-statement-state-of-global-climate-2019).
The pre-monsoon and monsoon seasons with anomaly of +0.390C and +0.580C respectively mainly contributed to this warming.
The 2019 annual rainfall over the country as a whole was 109% of its Long Period Average (LPA) value for the period 1961-2010. The monsoon season (June-September) rainfall over the country as a whole was 110% of its LPA.The seasonal rainfall during the NorthEast monsoon season (October – December) over the NE Monsoon core region of the south peninsula was 109% of its LPA.
During 2019, 8 cyclonic storms formed over the Indian seas. Arabian Sea contributed 5 out of these 8 cyclones against the normal of 1 per year, which equals the previous record of 1902 for the highest frequency of cyclones over the Arabian Sea. This year also witnessed development of more intense cyclones over the Arabian Sea