Creneral Meteorological Register for 1871. 



H -A. X, ir wA. 3: , asrovjft. scoti-a.. 



Latitude 44° 39' 30" North. Longitude 63° 36' 40" West. Height above Sea, 132 feet. 

 OBSEEVED BY P. ALLISON. 



1871. 



Jan'y. 



Eeb'y. March. April. May, June. July. August. Sept. Oct. 



Nov. 



3 years) . 



Mean Temperature 



Difference from Normal (n 



Temperature . . 



Temperature 



Monthly and Annual Ranges 



Mean Maximum Temperature 



Mean Minimum Temperature 



Highest Daily Mean Temperature . 

 Lowest Daily Mean Temperature. . . 

 Mean Daily Range of Temperature 

 Greatest Daily Range of Temperaturi 

 Mean Terrestrial Radiation 



30°. 62 

 ]3°.72 

 46°. 87 

 -6°. 60 



47°. 3 

 -7°. 7 

 65=. 

 30°. 81 

 13°. 26 

 40°. 04 

 -0°.72 

 17°. 84 

 32°. 1 



32°. 99 

 +4°. 28 

 62°. 8 

 16°. 2 

 36° 6 

 41°. 66 

 2ii°.90 

 43°. 10 

 26°. 71 

 16°. 67 

 24°. 4 



48°. 62 

 28°. 95 

 13°. 42 



46°. 

 37°. 1 

 73°. 79 

 64°. 99 

 67°. 64 

 64°. 29 

 18°. 79 

 27°. 2 

 63°. 50 



64°. 80 

 68°. 86 

 67°. 32 

 19°. 04 



46°. 8 

 64°. 98 

 46°. 31 



Mean Pressure, corrected 

 Difference from Normal (nine ; 



Maximum Pressure 



Minimum Pressure 



Monthly and Annual Ranges. 

 Highest Daily Mean Pressure 

 Lowest Daily Mean Pressure . 



30.643 

 29.066 

 1.578 



30.370 

 28.911 

 1.469 



1.261 

 30.278 

 29.166 



29.694 

 -.0.34 

 30.218 

 29.002 

 1.216 

 80.120 

 29.181 



29.723 

 + .030 



29.748 

 -.003 

 29.984 

 29.272 

 0.712 

 29.941 

 29.476 



29.815 

 -I-.060 



29.874 

 -t-.079 

 30.464 



29.626 

 -.096 

 30.397 

 28.906 

 1.492 

 30.263 

 29.096 



29.773 

 -I-.044 

 30.696 

 29.018 

 1.678 

 30.395 

 29.146 



Mean Pressure of Vapour. 

 Mean Relative Humidity. . 



.179 



159 



Mean Amount of Cloud 



Difference from Normal (five years) . 



7.43 

 -1-1.06 



Prevalent Direction of Wind. 

 Mean Velocity of Wind. . . . 



2 years) , 



Amount of Rain 



Difference from Normal (: 

 Number of days Rain . . . 

 Difference from Normal (nine years) 



Amount of Snow 



Difference from Normal (nine years) 



Number of days Snow 



Difference from Normal (nine years) 



Total Precipitation 



Difference from Normal (nine years) 



Number of Dry Days 



Difference from Normal (nine days) . 



+ 2 

 14.7 

 -1.26 



4.11 



+ 61 



19.3 

 +5.79 



3.42 

 +.28 



13.4 

 +4.9 





6.16 

 +1.73 



2 96 

 + .05 



+.06 



+1J 



4.81 

 + .87 



4.81 

 + .87 



+2 



10 

 +6.7 



24.8 

 +9.6 



Dews 



Hoar Frosts . . . 



Thunders 



Lightnings . . . . 



Hails 



Rainbows 



Lunar Halos . . 

 Lunar Corona;. . 

 Solar Halos. . . . 



