Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
[Report of the Medical Officer of Health for Heston and Isleworth]
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(Extracted from records supplied by Chief Engineer, Mogden Sewerage Works.)
| Week ended | Barometer | Temperature (°F) | Days with Rainfall | Total rainfall (inches) | |||
|---|---|---|---|---|---|---|---|
| Highest | Lowest | Max. | Min. | ||||
| January | 3rd | 30.24 | 29.31 | 44 | 30 | 5 | 0.48 |
| 10th | 30.39 | 29.68 | 42 | 29 | 5 | 0.51 | |
| 17th | 30.51 | 30.21 | 48 | 28 | 4 | 0.02 | |
| 24th | 30.67 | 29.38 | 47 | 26 | 2 | 0.03 | |
| 31st | 30.30 | 29.41 | 58 | 34 | 6 | 0.21 | |
| February | 7th | 30.59 | 29.89 | 45 | 22 | 1 | Trace |
| 14th | 30.35 | 28.41 | 44 | 26 | 7 | 1.04 | |
| 21st | 30.39 | 29.94 | 59 | 29 | 3 | 0.04 | |
| 28th | 30.76 | 30.22 | 58 | 33 | 1 | Trace | |
| March | 7th | 30.72 | 30.55 | 59 | 26 | 1 | Trace |
| 14th | 30.89 | 30.38 | 54 | 28 | 1 | Trace | |
| 21st | 30.50 | 30.21 | 59 | 28 | - | Nil | |
| 28th | 30.67 | 29.84 | 71 | 29 | 3 | 0.21 | |
| April | 4th | 29.94 | 29.47 | 62 | 42 | 7 | 0.85 |
| 11th | 30.23 | 29.57 | 59 | 33 | 4 | 0.45 | |
| 18th | 30.22 | 29.68 | 61 | 32 | 5 | 0.38 | |
| 25th | 30.25 | 29.90 | 65 | 38 | — | Nil | |
| May | 2nd | 30.48 | 29.24 | 62 | 40 | 6 | 1.27 |
| 9th | 30.47 | 30.02 | 74 | 39 | — | Nil | |
| 16th | 30.08 | 29.53 | 65 | 39 | 4 | 0.65 | |
| 23rd | 30.28 | 29.90 | 72 | 45 | 5 | 0.27 | |
| 30th | 30.46 | 29.89 | 88 | 45 | 4 | 0.28 | |
| June | 6th | 30.23 | 29.59 | 63 | 43 | 4 | 0.22 |
| 13 th | 30.18 | 29.87 | 73 | 46 | 3 | 0.39 | |
| 20th | 29.94 | 29.65 | 72 | 48 | 6 | 0.95 | |
| 27th | 30.16 | 29.82 | 82 | 49 | 3 | 0.22 | |
| July | 4th | 30.20 | 29.90 | 81 | 53 | 2 | 0.26 |
| 11th | 30.15 | 29.57 | 80 | 50 | 5 | 0.49 | |
| 18th | 30.19 | 29.43 | 70 | 50 | 7 | 0.72 | |
| 25th | 30.27 | 29.70 | 79 | 51 | 5 | 0.59 | |
| August | 1st | 30.10 | 29.70 | 72 | 46 | 6 | 1.29 |
| 8th | 30.33 | 30.10 | 76 | 51 | 1 | Trace | |
| 15 th | 30.25 | 29.87 | 90 | 50 | - | Nil | |
| 22nd | 30.21 | 29.58 | 73 | 47 | 4 | 0.84 | |
| 29th | 30.24 | 29.77 | 71 | 46 | 5 | 0.77 | |
| September | 5th | 30.57 | 29.71 | 77 | 47 | 3 | 0.12 |
| 12th | 30.58 | 30.00 | 79 | 41 | - | Nil | |
| 19 th | 30.23 | 29.44 | 70 | 47 | 4 | 1.22 | |
| 26th | 30.12 | 29.21 | 71 | 44 | 4 | 0.77 | |
| October | 3rd | 30.44 | 29.77 | 70 | 42 | 3 | 0.09 |
| 10th | 30.60 | 30.07 | 69 | 36 | - | Nil | |
| 17th | 30.47 | 29.50 | 67 | 42 | 5 | 0.94 | |
| 24th | 30.47 | 29.75 | 62 | 44 | 6 | 0.23 | |
| 31st | 30.01 | 29.37 | 62 | 35 | 7 | 1.56 | |
| November | 7th | 30.46 | 29.10 | 56 | 32 | 6 | 0.78 |
| 14th | 30.39 | 29.93 | 63 | 36 | 5 | 0.14 | |
| 21st | 30.56 | 29.41 | 58 | 35 | 1 | Trace | |
| 28th | 30.40 | 29.82 | 61 | 36 | 4 | 0.15 | |
| December | 5th | 30.32 | 29.66 | 62 | 34 | 5 | 0.02 |
| 12th | 30.54 | 30.06 | 55 | 42 | 3 | Trace | |
| 19 th | 30.36 | 29.84 | 57 | 42 | 4 | 0.18 | |
| 26th | 30.41 | 29.99 | 53 | 31 | 6 | 0.17 | |