der Temperaturvertheilung auf der Oberfläche der Erde. 
auf siebenjährige Mittel, 1828-1834. 
1829. 
|Strasburg| Schiedam| Harlem | Zwanbg. |Ackwrth.|Chiswick | Boston 
Januar —192 | —2.82 | —255 | —263 | —179 | —1.53 | — 0.44 
Februar —1.76 | —156 | —1.60 | —1.49 | —0.54 | —0.40 | — 2.42 
März —0.89 | —ı1.21 | —ıL21 | —149 | —1.76 | —148 | — 1.91 
April 0.06 | —0.90 | —0.83 | —0.64 | —1.01 | —1.11 0. 
Mai —0.73 | —0.22 | —0.20 | —0.28 0.24 | —0.265 1.29 
Juni —0.56 | — 0.42 | — 0.32 | — 0.44 0.12 | —0.10 | —0.05 
Juli —0.44 | —0.69 | —0.73 | —0.63 0.15 | —0.94 | — 0.95 
August —0.88 | —0.63 | —0.67 | —0.82 | —0.54 | —0.70 | —0.50 
September | —0.37 | —0.74 | —0.98 | —1.03 | —1.09 | —0.84 | —1.48 
October | —1.19 | —1.29 | —0.99 | —1.08 | 107 | —1.42 | —0.60 
November ! —1.93 ! —1.6: ! —155 | —142 | —0.74 |! —1.48 ! —0.32 
| December | —5.62 | —5.81 | —6.14 | —5.96 | — 2.74 | — 3.24 | 2.66 | 
1530. 
Januar —5.68 | —1.98 | —2.06 | —1.98 | —1.83 | —2.30 | —0.67 
Februar —2.62 | —3.10 | —316 | —3.03 | —151 | —1.78 | —116 
März 2.05 0.17 0.33 0.44 1.54 1.99 0.40 
April 1.47 0.30 0.40 0.56 0.89 0.98 0.75 
Mai —0.19 | —0.18 | —055 | —0.25 | —0.94 0.18 0.06 
Juni —0.78 | —151 | —153 | —1.52 | —1.42 | —1.43 0.03 
Juli 0.14 0.06 0.11 0.38 0.19 0.35 0.12 
August 0.19 | —0.89 | —0.72 | —0.64 | —0.88 | —0.67 | —0.06 
September | —0.88 | —0.87 | —1.01 | —0.96 | — 0.52 | —0.87 | —1.04 
October —0.85 0.09 | —0.09 | —0.31 | 0.46 | —0.06 0.61 
November | 1.35 1.02 1.05 | 1.20 0.55 0.42 2.30 
December | —0.69 | —2.08 | —2.03 | —1.99 | —2.47 | —227 | 1.69 
1831. 4 
Januar —0.18 | —0.45 | —0.41 | —0.35 | —0.70 | —0.62 | — 1.70 
Februar 0.83 1.75 1.58 1.01 0.31 0.87 | — 1.64 
März 1.28 1.96 1.15 1.17 0.82 1.05 2.09 
April 1.04 1.61 1.69 1.42 0.79 1.28 0.94 
Mai —120 | —053 | —0.422 | —0.48 | —0.5 | —0.72 1.05 
Juni —0.59 0.20 0.06 | —0.16 0.09 0.34 2.16 
Juli — 0.42 0.71 0.81 0.69 0.24 0.64 0.58 
August 0.67 1.18 1.18 1.19 1.51 1.65 1.02 
September | —0.64 0.45 0.36 0.35 0.60 0.70 0.65 
October 2.70 2.71 | 2.67 2.51 1.66 2.05 1.07 
November 0.56 | 0.47 0.49 | 0.85 | —0.94 | —031 | — 0.31 
December | 102| 1535| 1535| 1352| o9| osı| 5.45 
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