der Temperaturvertheilung auf der Oberfläche der Erde. 157 
auf siebenjährige Mittel, 1828-1834. 
1832. 
|Strasburg/Schiedam| Harlem | Zwanbg. Ackwrth.|Chiswick | Boston 
Januar 0.40 0.02 0.04 | —0.05 0.42 0.12 0.07 
Februar —0:383 | —0.36 | —0.48 | —0.37 | —0.72 | —0.89 0.08 
März —0.90 | —0.70 | —0.46 | —0.49 0.08 | —0.,59 0.15 
April 0.16 0.29 0.38 0.36 | —0.07 | —0.16 | —1.95 
Mai —1.47 | —164 | —1.61 | —1.37 | — 0.96 | —1,56 | — 1.69 
Juni —.0.80 0.21 029 | — 0.14 0.22 | —0.06 | — 0.94 
Juli 027 | —084 | —123 | —194 | —0.79 | —0.72 | — 1.66 
August 0.95 0.32 0.31 0.41 0.10 0.48 | —0.10 
September | —0.42 | 0.26 0.10 | —0.15 0.59 0.15 | — 0.16 
October —028 | — 0.96 | — 0.18 | —0.18 0.46 | —0.15 | 0.37 
November | —0.46 | —0.95 | —1:.05 | —1.17 | —1.10 0.01 0.12 
[December | 0135| 00| os6| 0os3| os6| 050 | —o.a 
1833. 
Januar —221 | —162 | —151 | —139 | —1.11 | —0.73 1.74 
Februar 3.27 2.34 2.29 2.31 0.87 1.38 | —1.38 
März —162 | —1.92 | —175 | —1.68 | —1.92 | —2.03 | —1.60 
April —123 | —117 | —LI6 | —087 | —0.19 | —058 1.04 
Mai 2.40 1.65 1.81 1.83 2.09 1.96 0.90 
Juni 0.97 0.37 0.42 0.84 | —0.08 | —0.03 | —1.50 
Juli —178 | —0.75 | —0.67 | —0.68 | —0.31 | — 0.54 0.12 
August —1.75 | —152 | —156 | —156 | — 115 | —1.01 | — 1.35 
September | —0.64 | —0.34 | —0.42 | —0.49 | —0.81 | —1.12 0.30 
October —0.65 | —0.12 | —0.68 | —0.54 | —0.65 | —0.32 | —0.34 
November 0.52 | 0.55 0.64 0.64 | 0.12 | —0.06 | —1.42 
[December | .s96| 22| 24| 2857| 1232| 222| 020 
1834. 
Januar 6.14 4.87 4.79 4.93 3.27 378 | —1.05 
Februar 0.39 1.24 1.13 1.36 1.03 0.39 2.52 
März —0.19 1.04 1.16 1.08 0.65 0.55 0.39 
April —154 | —0.28 0.76 | —1.06 1 — 059 | —0.72 0.22 
Mai 1.65 0.94 0.95 0.93 0.25 053 | —1.56 
Juni 0.98 0.58 0.52 0.80 0.25 0.62 | —1.23 
Juli 2.25 1.45 1.56 1.60 0.40 1.15 1.00 
August 1.60 1.70 1.64 1.53 0.58 0.57 | —0.80 
September 2.10 1.45 1.32 1.35 0.43 0.93 0.56 
October 0.25 | —0.09 | —0.27 0.03 | —0.56 0.29 | —1.02 
November 0.53 0.22 | 0.16 | —0.12 | 1.07 | 0.62 | —1.33 | 
December | —0.02 | 1390| 1342| 1238| 0357| 007 | —ı26 | 
