86 
Total rainfall, 8.47 inches. Rain occurred on 18 days. 
Lunar corona on the 8d; lunar halo on the 8th; thunder 
storm on the 4th; lightning on the 5th. 
The relative humidity ranged from 88.1° to saturation 
(100°) ; the force of vapor, from .217° to .863°. 
The mean temperature of the month was not far from the 
average for the past twenty years. 
October. Thermometer. Barometer. 
Morning of the 1st 51° 80.055 
Evening of the 31st 49° 29.834 
Maximum 72°, on the 5th 30.391, on the 15th 
Minimum 40.5°, on the 29th 29.223, on the 20th 
Range 31.5°, 1.168 
Mean 57.11° 29.950 
Total rainfall, 2.05 inches. Rain occurred on eight days ; 
snow and rain, on one. 
Lunar haloes on the 2d and 80th; solar halo on the 24th ; 
thunder shower, on the 6th; rainbow, on the 24th. 
The relative humidity ranged from 21.1° to saturation ; the 
month as a whole was rather dry. 
November. Thermometer. Barometer. 
Morning of the Ist 40° 30.069 
Evening of the 30th 29° 30.389 
Maximum 56° on the 3d 30.389, 29th & 30th 
Minimum 24°, on 2ist and 26th 28.764 
Range 32° 1.625 
Mean 38.25° 29.799 
Total of rain and melted snow, 4.78 inches, much more 
than usual in November. Rain fell on seven days, rain and 
snow on five, and snow on two. 
Lunar haloes appeared on the nights of the 4th and 5th; 
and a beautiful magnetic cloud, like a bright narrow band, 
spanned the heavens from the north to south, on the evening 
of the 15th. 
The mean temperature at New York was 6.14° below the 
average, in this month, for the last 58 years. Prof. Loomis 
of Yale College, reports this November as the coldest at 
New Haven, for 85 years; but this is not the case here, 1823 
having been slightly colder. 
