1822.) ~ :from 1772 to 1792, and 1818 and 1819. 15 
in January and February ; in December, only twice in 20 years; 
in March and November, four times ; and in June, five times. 
The northern lights abounded in September and March, and 
July had the most thunder ; the former having been seen four 
times each month, and the latter heard four or five times. Dur- 
ing 20 years, it thundered three times in June and August ; 
June and July had no northern lights, and December, January, 
and September, had no thunder. In November, it thundered 
only once ; in April it occurred five times, in October three, and 
in November, two thunder storms. 
— 
Statement of the Weather for the Years 1818 and 1819. 
Barometrical Observations. 
1818. | 1819, 
Eng. in.) Eng. in, 
1, a. The greatest height was in 1818 on Oct. 5, and in 1819 on | 
eM e 5 5 ii gadaear cays 027 opbetenieaet 4e-heowe Wee: 30°88 | 31°32 
The least height on Jan. a in 1818; and on Noy. 26, in 
LS) Ce SRE SSS eS a Oe Re eee 28°28 | 28°86 
Mma CIMIE TE Cire Als sree aoe cage 's.ces mAb Epe 2.950 pe0 eee 2:60 | 246 
abl By eat Maes ai ae SAR eee 2 2 ey 29°58 | 30°09 
ce. The mean height from three observations every day in the year} 30°17 | 30-09 
Days. | Days. 
d. The mercury stood higher than 29-86 English inches during ..} 253 281 
Thermometer. 
1. a. Greatest cold by Fahrenheit 
The greatest cold in 1818 was on Feb. 17, and in 1819, on Dec. 
34 
Ee CEI IR ral daa dik ai hatelg/aialten's Bad vickvinpes me 
Days. 
2. a. There were days in which the temperature was below the freezing ‘ 
point in the mornings and evenings oct e nas seen cess sescccecs 174 
4. In the above days, there — in which the temperature w 
80° belowrwer@ncs sai) icis\s silos saaab obalaledy nanee we ewes 2 
OME HEIGRAZENO js nici tein of deisialoo a dekssinieinga dalg' see 94 3 
OEE itet OG arate ow os jaigeleia wnin'e asieisicipe(anieaiaeiiiomm'se aicisip 9 
6° below to 8° above zero. ........- Dieideiselpela vis tacia kenellas's 35 
PMO GEO Posies clo dase secccecs a ie idelsinldnielalc’e 0's pedeene> is 
2O® £6 32° ditto, ccccoccsscssrcovccees scovcscccnscodswaiions 
