448 METEOROLOGICAL REPORT, 1S71, BY THE 



February. — 



" February makes a bridge and March breaks it." 



— Old Proverb. 



Greenwich. — From February the 3rd to March the 14th the 

 weather was mostly mild and spring-like ; the average excess of 

 those forty days was 4f ° daily. The mean temperature of Feb- 

 ruary was 42-4°, being 3-9° higher than the average of 100 years, 

 and higher than in 1870 by 6-2°, but lower than in 1869 by 2-9°. 

 The mean high day temperatures of February were 2-9° higher 

 than the average. The mean low night temperatures were 3-5° 

 higher than the average. 



The fall of rain was - 5 inch in defect. 



The mean daily readings of the barometer were generally above 

 the average. The minimum for the month (29*06°) occurred on 

 the 10th. The range amounted to 1-20 inches. 



North Sunderland. — The first part of the month was wet and 

 cold, the latter half dry and seasonable. The barometrical dis- 

 turbance was great throughout. 



Wallington. — Severe weather prevailed up to the 13th. On 

 the 14th the wind veered to the west, and a thaw set in. The frost 

 and snow soon disappeared. The lowest reading of the thermo- 

 meter was 25° on the 12th. The highest reading 50°, on the 14th, 

 18th, and 19th. The mean minimum reading for the month 

 was 33-5°, and the maximum 42* 5°. Frost was registered on 

 eleven mornings. Snow, rain, or sleet fell on nineteen days, 

 accompanied by gales of severe cold wind. 



Wylam. — Cold, wet, and windy till the 13th ; then fine, with 

 a good deal of wind, till the end of the month. 



Barometer— Mean height at 8 a.m., 29-889 ; highest, 30-173 

 on the 22nd ; lowest, 29-308 on the 20th. 



Thermometer — Mean of maximum 46-89° 



Mean of minimum 35-60° 



Difference 11-29° 



