METEOROLOGICAL OBSERVATIONS ON BEN NEVIS. 



65 



The principal results of the observations made at the two observa- 

 tories during 1900 are detailed in Table I. 



Table I. 



1900 



Jan. Feb. March April May June July Aug. Sept. Oct. Nov. Dec. Year 



Mean Pressure in Inches. 



Ben Nevis Ob- 

 servatory 

 Fort William 

 Differences . 



Ben Nevis Ob- 

 servatory 

 Fort William 

 Differences . 



Ben Nevis Ob- 

 servatory 

 Fort William 

 Differences 



Ben Nevis Ob- 

 servatory 

 Fort William 

 Differences 



26-160 



29-765 

 4-606 



24-918 



29-545 

 4-627 



25-417 



30-087 

 4-670 



25-268 



29-843 

 4-675 



25-349 



29-907 

 4-658 



25-386 



29-859 

 4-473 



26-450 



29925 

 4-475 



25-460 



29-948 

 4-488 



25-4751 25-2471 25-123 



30-004 

 4-529 



29-816 

 4-569] 



29-685 

 4-562 



25-041 



29-592 

 4-551 



Mean Temperatures. 



Extremes of Temperature, Maxima. 



Extremes of Temperature, Minima. 



Number of Days 1 in. or more fell. 



Ben Nevis Ob- 

 servatory 

 Fort William 

 Differences . 



Mean Rainhand {scale 0-8). 



Ben Nevis Ob- 

 servatory 

 Fort William 

 Differences . 



25-275 



29-831 

 4-656 



31-6 



46-8 

 16-2 



61-0 



79-0 

 23-8 



6-0 



10-0 

 4-0 



210-34 



82-19 

 128-15 



69 



15 

 64 



276 



246 

 30 



3-7 



Ben Nevis Ob- 

 servatory 



BenNevis Ob- 

 servatory 

 Forr William 

 Differences . 



Mean Hourly Velocity of Wind, in Miles. 



18 I 19 I 9 I 10 I 14 I 11 I 11 I 11 j 12 I 



Percentage of Cloud. 



12 



16 



718 



1,040 

 322 



12 



84 



73 

 11 



This table shows for 1900 the mean monthly and extreme temperature 



