METEOROLOGICAL JOURNAL FOR JULY, 1828. 



1828. 

 July. 



o'clock, A.M. 



3 



V- 



9 

 h 

 O 

 J> 

 <? 



n 10 

 ?ii 



Q13 

 2) 14 

 S 15 



§ 16 

 V17 

 ? 18 

 h 19 

 O20 

 J 21 

 ^22 

 § 23 

 ■U.24 

 $ 25 

 O h26 

 ©27 

 D 28 

 <J29 

 5 30 

 V31 



Barom. 



29.931 



29.909 



29.935 



29.865 



29.908 



29.884 



29.900 



29.705 



29.545 



29.688 



29.984 



29.532 



29.442 



29.563 



29.489 



29.768 



29.702 



29.598 



29.565 



29.417 



29.535 



29.551 



29.732 



29.652 



29.580 



29.767 



29.797 



30.013 



29.921 



29.923 



30.036 



Attach. 

 Thenn. 



76.4 



71.6 



72.8 



73.4 



78.3 



74.4 



69.3 



72.0 



67.8 



63.1 



68.3 



65.5 



61.7 



70.6 



63.4 



61.3 



66.2 



67.7 



69.0 



64.7 



70.7 



64.7 



70.7 



65.9 



69.8 



70.8 



70.7 



62.2 



67.3 



63.6 



60.6 



3 o'clock, P.M. 



29.933 



29.895 



29.922 



29.899 



29.875 



29.894 



29.859 



29.641 



29.583 



29.817 



29.923 



29.499 



29.497 



29.521 



29.534 



29.806 



29.691 



29.571 



29.601 



29.254 



29.541 



29.615 



29.706 



29.615 



29.588 



29.745 



29.832 



30.016 



29.868 



29.952 



.30.022 



Attach. 



Dew 

 Point at 

 9 A.M. 



in de- 

 grees of 



Fahr. 



74.2 

 74.3 



74.8 

 76.7 

 76.2 

 74.4 

 73.3 

 75.0 

 69.8 

 69.3 

 70.6 

 66.2 

 65.7 

 66.8 

 67.3 

 68.8 

 70.3 

 70.0 

 70.3 

 67.7 

 69.3 

 69.2 

 70.2 

 68.8 

 69.8 

 70.2 

 68.8 

 66.9 

 66.7 

 64.8 

 64.5 



61 



65 



63 



70 



59 



59 



60 



71 



66 



56 



61 



62 



57 



51 



61 



59 



63 



65 



57 



60 



57 



57 



61 



62 



59 



59 



57 



52 



50 



49 



50 



External Thermometer. 



Fahrenheit. 



9 A.M. 



72.7 



67.4 

 70.3 

 72.7 

 72.7 

 69.5 

 64.7 

 71.4 

 66.0 

 60.0 

 66.7 

 62.2 

 57.3 

 64.0 

 62.3 

 59.0 

 65.6 

 65.7 

 67.7 

 62.3 

 66.4 

 62.9 

 67.7 

 62.3 

 68.0 

 69.2 

 64.8 

 58.7 

 62.5 

 59.8 

 58.7 



3 P.M. 



70.8 



74.2 



76.8 



74.3 



74.9 



70.2 



70.8 



77.7 



66.4 



70.9 



69.8 



61.4 



63.7 



65.6 



65.8 



73.7 



72.6 



68.6 



69.6 



66.1 



68.3 



69.4 



70.8 



66.0 



67.7 



67.7 



66.4 



65.0 



64.0 



61.9 



65.3 



Self-registering. 



Lowest. 



Highest. 



63.3 



65.0 



65.2 



67.6 



65.2 



60.8 



58.3 



61.8 



63.6 



56.7 



60.8 



60.8 



55.4 



52.9 



55.6 



53.7 



59.5 



62.3 



59.3 



56.8 



54.8 



52.8 



56.7 



59.8 



60.6 



57.4 



54.8 



54.5 



54.2 



46.8 



48.8 



Rain, in 

 inches. 

 Read off 

 at 9A.M. 



74.8 



75.4 



78.7 



77.5 



77.3 



73.7 



74.7 



79.6 



67.8 



72.7 



73.1 



64.5 



65.2 



68.5 



68.3 



74.8 



74.2 



72.2 



71.6 



66.8 



71.2 



71.6 



72.7 



70.7 



72.8 



70.6 



68.3 



67.3 



67.6 



63.8 



67.5 



0.750 



0.086 

 0.833 



0.055 

 0.361 

 0.017 

 0.250 

 0.175 

 0.036 



0.039 



1.167 

 0.664 

 0.067 

 0.300 

 0.167 

 0.122 

 0.058 



Direction 

 of the 

 Wind at 

 9 A.M. 



SSW 



SSW 



S 



sw 



sw 



wsw 



SSE 

 ENE 



NW 



NNE 



SSW 



NW 



WSW 



wsw 

 s 



NNW 

 SSW 

 ESE 

 WSW 

 ESE 

 WSW 

 WSW 

 WSW 

 SSW 



sw 



WNW 



s 



N 

 NNW 

 NNW 



W 



Remarks. 



Fine — partially lowering. 



f A.M. Light rain. P.M. Fine and clear 



I —.light clouds. 



( A.M. Lowering. P.M. Fine and clear, 



i light breeze. Distant thunder at night. 



rA.M. Fine 3h to5h frequent Ihun- 



i der and lightning with lieavy rain. 

 t P.M. Overcast. 

 Fme and clear— light clouds. 



Fine and clear— cloudy. 



Clear — cloudy. 



Fme— cloudy. 



( Dark and overcast. Heavy showers. 

 I Distant thunder. 



A.M. Showery. P.M. Fine and clear. 

 Lowering. 



Overcast— light fog. Heavy showers . 



/Brisk wind. A.M. Rain. P.M. Cloudy, 

 t Evening fine and clear. 



Fine and clear. Heavy showers. 



r A.M. Lowering. P.M. Fme. Thun- 

 l der, with heavy showers, at 1 P.M. 



Fine— cloudy. 



r A.M. Cloudy— brisk wind. P.M. Fme, 

 I and nearly cloudless. 



Cloudy and showery. Evening fine. 



Fine and very clear^-light breeze. 



f Cloudy — light wind. Heavy rain. 

 I Thunder & lightning at 4h SOm P.M 

 f Fine and clear — light diffused clouds 

 t — brisk wind. Heavy showers. 



Fine and clear — cloudy. 



Fine — cloudy. Heavy rain P.M. 



Cloudy— light fog. Showers. 



Fme & clear. — Showers & brisk wind. 



Fine — cloudy. Showers. 



Fine — cloudy. 



Brisk wind. A.M. Cloudy. P.M. Fine 



Fine and clear— light wind. 



A.M. Fine & cloudless. P.M, Overcast. 



Fine — light clouds. 



Mean 

 29.737 



Mean 

 68.3 



Mean 

 29.733 



Mean 

 70.0 



Mean 

 59.3 



Mean 

 65.2 



Mean 

 68.9 



Mean 

 58.3 



Mean 

 71.5 



Sum 

 4.147 



Monthly Mean of the Barometer, corrected for Capillarity and reduced to 32° Fahr. 



i 9 A.M. 

 I 29.648 



3 P.M. 

 29.640 



OBSERVANDA. 



Height of the Cistern of the Barometer above a Fixed Mark on Waterloo Bridge =83 feet 2J in. 



above the mean level of the Sea (presumed about) =95 feet. 



The External Tliermometcr is 2 feet higher than the Barometer Cistern. 



Height of the Receiver of the Rain Gauge above the Court of Somerset House =79 feet in. 



Tlie hours of observation are of Mean Time, the day beginning at Midnight. 



The Thermometers are graduated by Fahrenheit's Scale. • 



The Barometer is divided into inches and decimals. 



b2 



