LOED ESSEX METEOEOLOGICAL OESEEVATIOXS. 133 



The mean temperature of the air was 57°"4 ; the highest, 73° on 

 the 29th; the lowest, 40° on the 13th; range, 33°: the mean high 

 day temperature, 64°" 8 ; the mean low night temperatiu-e, 50^-0 ; 

 mean daily range, 14°'8. The highest temperature in the sun was 

 95° on the 29th. 



The direction of the wind was N.W. on 2 days, N.E. on 9, 

 E. on 4, S. on 5, S.W. on 6, and W. on 5. Xorth-easterly winds 

 prevailed most at the beginning of the month, and westerly or 

 south-westerly towards the end. 



Eain fell on 18 days, on every day from the 14th to the 23rd 

 inclusive ; the total amount being 6-43 ins., and the greatest fall 

 in one day 1 -16 in. on the 14th. (On the 21st 1-06 in. fell.) 



Thunder was heard at 3 p.m. on the 3rd, and hail fell at 6 p.m. 

 on the 25th. 



August. — The mean pressure of the atmosphere was 30-11 ins. ; 

 the highest reading, 3040 ins. on the 21st; the lowest, 29-88 ins. 

 on the 13th; range, 0-52 in. 



The mean temperature of the aii' was 61°-4 ; the highest, 79° on 

 the 18th; the lowest, 40° on the 30th ; range, 39° : the mean high 

 day temperature, 70° ; the mean low night temperature, 52° 8 ; 

 mean daily range, 17°-2. The highest temperatui'e in the sun was 

 98° on the 23rd. 



The direction of the wind was ]S'.'W. on 6 days, N. on 3, N.E. 

 on 7, S.E. on 1, S. on 6, and S.W. on 8. ]S"orth-easterly winds 

 prevailed at the beginning of the month (to the 7th), then south- 

 westerly, and north-westerly for the last few days. 



Rain fell on 11 days, the total amount being r56 in., and the 

 greatest fall in one day 0-70 in. on the 3rd. 



This day (the 3rd) was "thundery," and heavy rain fell at 

 4 p.m. Thunder was also heard at 2 p.m. on the 7th. 



September. — The mean pressure of the atmosphei-e was 30-12 ins.; 

 the highest reading, 30-40 ins. on the 6th and 12th; the lowest, 

 29-80 ins. on the 22nd and 28th ; range, 0-60 in. 



The mean temperature of the air was 59°-3 ; the highest, 80° 

 on the 19th; the lowest, 42° on the 29th; range, 38°: the mean 

 high day tempei'ature, 69°- 1 ; the mean low night temperature, 

 49°*5 ; mean daily range, 19°-6. The highest temperature in the 

 sun was 96° on the 28th. 



The dii'ection of the wind was I^."W. on 4 days, ^.E. on 2, E. 

 on 9, S.E. on 3, S.W. on 8, and W. on 4. "Westerly winds mostly 

 prevailed at the beginning of the month, easterly in the middle, 

 and westerly again towards the end. 



Rain fell on 13 days, on every day fi'om the 19th to the 28th 

 inclusive ; the total amount being 2-49 ins., and the greatest fall in 

 one day 0-75 in. on the 21st. 



OcTOBEE. — The mean pressure of the atmosphere was 29-84; the 

 highest reading, 30-40 ins. on the 7th; the lowest, 29-30 ins. on 

 the 13th; range, TlOin. 



The mean temperature of the air was 45° -3 ; the highest, 65° on 



