38 Proceedinr/s. 



to 80^ or above on 3 days oaly, compared with 15 days ia 

 1887. The temperature of 1888, as compared with the 

 average of many years (50), at Greenwich, is as under : — 



It will be seen that during nine mouths of the year the 

 temperature was below the average ; in February more than 

 5°, in March nearly 4°, in July 4 J^°, in October nearly 5°. In 

 January and December the temperature was near the average, 

 a little above it ; and in November there was a good bui*st of 

 the Indian summer, the temperature being more than 4^° 

 above the average. On four days only in the year the 

 thermometer failed to rise above the freezing-point during 

 some portion of the twenty-four hours, namely — 



On January 16th, when it reached only 81° 



February 22nd, „ 81° 



23rd, „ 28° 



24th, „ 30° 



The 11th and 12th of July were very cold for the season, 

 the mean temperature of those days being 52° and 50-5° 

 respectively, more than 10° below the average. On one of 

 those days snow fell in considerable quantities in N. and E. 

 Derbyshire. In Sweden, where a cool summer may be 

 expected, the thermometer was 13° to 17° higher than in 

 London. 



Eain. — The total quantity which fell in the year was 

 30-24 in. The average registered by me for 22 years is 

 30-98 in., so that the rainfall of the year was a little under 

 the average. Eain to the depth of -01 in. or upwards fell on 

 176 days. The average yearly rainfall for the last 22 years 

 is 178 days, so that the quantity of rain and the number of 



