— 409 



ANNEE 1881. - 1 er SEMESTRE. 



Pressions barométriques. 



Dates. 



Janvier. 



Février. 



Mars. 



Avril. 



Mai. 



Juin. 



1 



766.4- 



756.6 



703.1 



746.5 



758.2 



763.6 



2 



767.2 



755.9 



768.7 



748.5 



750.5 



761.3 



3 



768.1 



755.2 



758.0 



749.3 



757.5 



763.0 



4 



762.6 



752.1 



752.2 



748.7 



763.9 



764.3 



5 



758.8 



751.3 



753 



747.3 



768.0 



758.3 



6 



762.4 



761.1 



753.7 



757.9 



772.6 



75 2.5 



7 



767.7 



764.3 



752.7 



750.9 



773.0 



752.0 



8 



768.2 



760.0 



762.0 



757.0 



770.6 



755.0 



9 



761.1 



762.0 



770.3 



750.9 



770.0 



763.2 



10 



757.7 



754.3 



770.2 



760.5 



771.4 



768.0 



11 



755.1 



748.4 



765.5 



759.5 



772.6 



765.8 



12 



752.4 



764.0 



756.9 



760.2 



768.4 



764.0 



13 



750.7 



782.3 



757.7 



755.5 



766.9 



764.6 



14 



753.0 



754.8 



752.4 



758.7 



762.8 



763.0 



15 



753.1 



751.0 



761.5 



758.4 



759.8 



760.3 



16 



750.2" 



755.2 



769.0 



757.6 



761.6 



761.2 



17 



751.5 



758.3 



77Ï.4 



755.0 



765.3 



759.0 



18 



740.2 



759.1 



774.8 



752.5 



761.8 



7.56.8 



19 



740.5 



759.0 



769.7 



759.7 



759.5 



759.5 



20 



758.9 



759.7 



762.0 



752 



763.4 



758 



21 



758.5 



761.0 



759.0 



754.6 



767.6 



755.1 



22 



755.7 



760.2 



765.1 



757.0 



764.7 



759.6 



23 



768.9 



761.0 



767.6 



761.8 



761.2 



764.5 



24 



763.9 



762.6 



753.2 



763.2 



756.0 



765.2 



25 



752.7 



760.0 



754.7 



769.0 



755.4 



763.2 



26 



750.9 



754.8 



756.3 



767.8 



757.0 



767.3 



27 



758.4 



752.3 



752.0 



768.6 



760.5 



764.7 



28 



746.4 



750.7 



752.4 



766.1 



762.6 



764.1 



29 



744.4 



» 



751.8 



768.3 



762.9 



765.0 



30 



746.2 



» 



751.3 



768.0 



764.7 



767.8 



31 



749.1 



9 



753.8 



» 



764.7 



» 



Moyennes 



756.4 



757.4 



760.0 



757.8 



764.7 



761.7 



