214 



REMARKS ON THE ST. MARTIN. ISLE JESUS. METEOROLOGICAL REGISTER 

 FOR DECEMBER 



(Highest, the 12th day 30.329 



■R.^^ n f„, JLowest, rlir loth day 



Barometer JMcnthls Mean. W.m 



(Montlily Range 1440 



! Highest, the -2nd day 50° .4 

 Lowest, the i»th day 88°4 

 Monthly Mean 20».M 

 Monthly Range 73° .8 



Greatest Intensity of the Sun's Rays 00°j 



Lowest Point of Terrestrial Radiation 2.".\o 



Mean of Humidity 872 



Rain fell on 6 days, amounting to 2.970 inches; it was raining 23 hours 20 minutes. 

 Snow fell on 12 days, amounting to 20. -43 inches ; it was snowing 92 hours 15 minutes. 

 The most prevalent Wind was W— 1318.70 miles. 

 The least prevalent Wind was E by N — 2.00 miles. 

 The most windy day was the 2'ith \ mean miles per hour. 18.50. 

 The least windy day was the 20th ; mean miles per hour, 0.04 



Most windy hour, from 2 till 3, a. in., on the 24th— 36.40 miles; resolved with the Four Car- 

 dinal Points, gives N 768.20 miles, S 2S7.20 miles, W 3789.00 miles, E llos.si) miles ; total 

 5li.V2.20 miles. 

 Aurora Borealis visible on 5 nights— might have been seen on 7 nights. 

 Zodiacal Light visible during the month. 

 The electrical state of the atmosphere has been marked by a very high tension of a negative 



character. 

 Ozose— was in moderate quantity, amounting to saturation on the 16th. 



EMVRKS ON THE ST. MARTIN, ISLE JESUS, METEOROLOGICAL REGISTER 

 FOR JANUARY. 



fHiehest, the 4th day 30.520 



\ Lowest, the 10th day 29255 



Barometer } Monthlv Mean 29.777 



(.Monthly Range 1265 



fHighes*, the 80th day 59«.10 



\ Lowest, the 5th day — 20°.90 



Thermometer...- Mol|tMv Mt . all jo M 



(.Monthly Ranee 



Greatest Intensity of the Sun's Rays 79°-4 



Lowest Point of Terrestrial Radiation — 20°.9 



Mean of Humidity 828 



No rain fell during the month. 



Snow fell on 12 days, amounting to 29.11 inches ; it was snowing 74 hours 40 minutes- 



The most prevalent Wind was N E by E— 1627.90 miles ; it was blowing from this quarter 



122, hours. 10 minutes. 

 The least prevalent Wind was X N W— 1.00 miles ; it was blowing 1 hour from this point. 

 The most windy day was the 16th ; mean miles per hour, 25.56. 

 The least windy day was the 29th ; mean miles per hour, 0.08- 

 Most windy hour, from 2 till 3, p. m.. on the 13th— 44.40 miles. 

 The total miles traversed by the Wind was 6351.23 miles, viz.: N 395.40 miles, S 95.77 



miles. W 411646 miles, E 1714.40 miles. 



Aurora Borealis visible on 2 nights— might have been seen on 15 nights— impossible on 14 



u'irhts. 

 The electrical state of the atmosphere has been marked by very high tension. 



Electromation almost constantly affected. 



Ozoxe— was in moderate quantity. 



This is the coldest January on record here, being 10 c .29 less than the mean of January, 1855. 



