Research Article
Polycyclic Aromatic Hydrocarbons Bound to PM 2.5 in Urban Coimbatore, India with Emphasis on Source Apportionment
Table 1
Meteorological conditions in Coimbatore during the study period1.
| Month | Temp. (°C) | Humidity (%) | Wind speed (km/h) | Rainfall (cm) |
| March | 28 ± 1 | 52 ± 8 | 7 ± 2 | 0 | April | 29 ± 1 | 57 ± 10 | 9 ± 2 | 0 | May | 28 ± 1 | 69 ± 6 | 11 ± 3 | 3 ± 8 | June | 27 ± 1 | 70 ± 7 | 15 ± 1 | 0 | July | 26 ± 1 | 77 ± 6 | 16 ± 4 | 1 ± 2 | August | 26 ± 1 | 74 ± 5 | 14 ± 4 | 2 ± 7 | September | 26 ± 1 | 75 ± 5 | 13 ± 3 | 2 ± 7 | October | 27 ± 1 | 67 ± 10 | 8 ± 5 | 2 ± 6 | November | 25 ± 1 | 78 ± 8 | 6 ± 2 | 8 ± 17 | December | 25 ± 1 | 70 ± 6 | 7 ± 2 | 0 | January | 25 ± 1 | 59 ± 6 | 7 ± 2 | 0 | February | 27 ± 2 | 51 ± 6 | 6 ± 1 | 0 |
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1Source: India Meteorological Department (IMD), New Delhi.
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