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Average Barometric Pressure & Wind Speed of Delhi Month January February March April May June July August September October November December Year Average Atmospheric pressure milibars (inHg) [63] 1,017.0 millibars (30.03 inHg) 1,014.5 millibars (29.96 inHg) 1,010.6 millibars (29.84 inHg) 1,005.4 millibars (29.69 inHg)
In December–January 2015, in Delhi, an average PM 2.5 level of 226 μg/m 3 was noted by US embassy monitors in Delhi. The average in Beijing for the same period was 95. [28] Delhi's air is twice as bad as Beijing's air. [27] As of November 2017, experts in several monitoring stations have reportedly measured an air quality index of 999.
An air quality index (AQI) is an indicator developed by government agencies [1] to communicate to the public how polluted the air currently is or how polluted it is forecast to become. [ 2 ] [ 3 ] As air pollution levels rise, so does the AQI, along with the associated public health risk.
Get the Delhi, DL local weather forecast by the hour and the next 10 days.
The AQI of 350, measuring the levels of inhalable particulate matter PM2.5, that can cause serious respiratory ailments, was at least 30 to 35 times more than the safe limit prescribed by the ...
PM 2.5 AQI of US monitors, calculated utilizing NowCast, courtesy US EPA PM2.5 AQI map, calculated utilizing NowCast, courtesy US EPA. The PM (particulate matter) NowCast is a weighted average of hourly air monitoring data used by the United States Environmental Protection Agency (USEPA) for real-time reporting of the Air Quality Index (AQI) for PM (PM 10 - particles less than 10 micrometers ...
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Y-axis: light green is PM10 data; dark green is PM2.5 data; all measured in Delhi. Sources: [1] Location wise daily Ambient Air Quality of Delhi for the year 2015 , A.B. Akolkar, Ministry of Environment and Forests, Central Pollution Control Board, Government of India (2018); [2] The safety threshold data is based on Air Quality Data standards ...