London's Pulse: Medical Officer of Health reports 1848-1972

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City of London 1856

[Report of the Medical Officer of Health for London, City of ]

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No. X.—Meteorology of the City of London for each Month in the Year, from Observations made at theEngineer's Office, Guildhall, under the direction of Mr. Haywood.

MONTHS. 1856-7.Barometer.Dry Thermometer.Wet Thermometer or Hygrometer.Rain Gauges.
Mean Pressure.Highest ditto.Lowest ditto.Mean Temperature.Highest ditto.Lowest ditto.Mean Daily Range.Mean Temperature.Dew Point.Degree of Humidity.Weight of vapor ill cubic foot of air.Vapor required to saturate do.Total Fall in Inches.Greatest Fall in Inches.Lowest Fall in Inches.
Wet Bulb.Dry Bulb.On Roof.On Ground.On Roof.On Ground.On Roof.On Ground.
Deg.Deg.Deg.Deg.Deg.Deg.Deg.Deg.Grains.Grains.Inches.Inches.Inches.Inches.Inches.Inches.
October30.1030.829.5853.165.049.09.251.053.84a.70.813.90.81.551.630.300.300.030.04
November30.0130.6629.4142.855.026.09.341.443.439.00.842.80.51.271.350.440.450.010.01
December29.8030.6328.8943.159.025.010.840.845.235.80.702.40.91.611.770.46O.530.010.01
January29.7930.4029.1338.451.019.09.537 .639.235.80.872.40 .42.632.720.750.750.020.02
February30.0430.5729.6638.952.027.07.239.641.237.80.882.60.40.080.080.070.070.010.01
March29.8430 .5529.1342.862.031.011.940.343.137.00.792.40.50.830.890.210.230.010.01
April2./630.3329.9946.166.535.012.443.446.040.40.822.90.71.281.390.400.460.020.02
Mav29.9030.2929.4653.874.029.515.949.153.844.50.753.30.90.520.580.300.330.020.02
June29.9730.4529.5961.786.046.018.155.561.750.20.724.12.11.731.880.700.740.040.05
Julv29.7630.4129.7264.781.050.515.859.065.054.10.684.62.21.621.640.600.610.010.01
August29.9630.3929.7164.884.053.014.960.264.656.60.755.01.73.954.051.121.150.010.01
September29.8730.4429.4860.375.550.011.457.360.354.70.824.81.03.123.210.630.650.010.01

Barometer. The highest readings were on October 25, November 7, December 16, January 8, February 28, March 2, April 21, May 5, 6, June 25, July 13
August 27, September 19 The lowest readings were on October 15, November 11, December 26, January 24. February 9, March 14, April 13, May 2b'
June 10, July 6, August 7, September 8.
temperature.— The highest were October 4, November 22, 24, 25, December 7, January 1, February 1G, 18, 22, 23, March 18, April 18,19, May 18, 19, June 28
July 14, 15, 24. 25, August 3, September 17. The lowest were October 28, 29, November 29, December 2, January 31, February 4. March 10, 12, 23,
April 24, May 5, June 1, July 8, August 10, September 29.
Rain. The greatest fall on October 11, November 26, December 13, January 10, February 10, March 16, April 6, May 23, June 20, July 2, August 15
September 9. The least fall on October 7, November 17, December 15, January 19, February 26, March 26, April 1, 2, May 1, 13, June 4 30 Julv 23'
August 13, 20, September 29. ' ' '
Electricity.— Positive generally throughout the year. None in the months of January, February, and March.