512 



H. MOHN. METEOROLOGY. 



[norw. POL. EXP. 



The following Table gives, for each month, for the seasons, and for the 

 year, the weighted and smoothed means for 3 or 2 years of the bi-hourly 

 deviations of the amount of cloud from the monthly mean. 



2ii 



4b 



6ii 



St 



lot 



Noon 



2ii 



4h 



6h 



8ii 



lOii 



Mnt. 



Monthly 

 Mean 



January . 

 February 

 March . . 

 April . . . , 

 May ... 

 June . . . . 

 July . . . 

 August . 

 September 

 October . 

 November 

 December 



Winter. . 

 Spring . . 

 Summer . 

 Autumn . 



+0-15 

 -0-.54 

 -0-21 

 -0-71 

 -0-09 

 -019 

 +0-06 

 +0-08 

 +0-04 

 -0-33 

 -0-21 

 -0-05 



-0-15 

 -0-34 

 -0-02 

 -0-17 



+0-05 

 -0-55 

 -010 

 -0-.59 

 -0-20 

 -0-27 

 -0-35 

 -0-24 

 +0-17 

 -0-56 

 -0-21 

 — 0'22 



-0-24 

 -0-30 

 -0-29 

 -0-20 



+0-43 

 -017 

 +0-18 

 -0-31 

 -0-19 

 -0-19 

 -0-40 

 -0'18 

 +0-29 

 -0-46 

 +0-03 

 -0-21 



+0-02 

 -Oil 

 -0-26 

 -0'05 



+0-48 

 + 0-49 

 +0-53 

 -0-18 

 -013 

 -006 

 -007 

 -005 

 +0-16 

 -0-22 

 + 0'35 

 -0-03 



+ 0-31 

 +0-07 

 -006 

 +0-10 



-4-0-17 

 + 0-80 

 + 0-40 

 -0-14 

 +003 

 +001 

 +0-20 

 -0-06 

 -0-08 

 -0-03 

 +0-30 

 +005 



+0-34 

 + 010 

 +0 05 

 +0-06 



+0-06 

 +0-64 

 +0-15 

 +0-34 

 + 0-14 

 +005 

 +0-24 

 -0-09 

 -0-18 

 +0-33 

 +0-24 

 +0-12 



+0'27 

 +0-21 

 + 0-07 

 + 0-13 



-005 

 + 0-39 

 +001 

 +0-55 

 +0-04 

 +006 

 +0-21 

 -0-03 

 — 0'22 

 +0-55 

 +0-16 

 +0-25 



+0-20 

 +0-20 

 +0-08 

 +016 



-0-26 

 +0-17 

 -0-08 

 +0-37 

 -0-07 

 +0-13 

 +0-21 

 +0-08 

 -0-28 

 +0'46 

 +0-04 

 +015 



+0-02 

 + 0-07 

 + 0-14 

 +007 



-0-45 

 +0-13 

 -004 

 + 0-27 

 +0-03 

 +0-25 

 + 0-19 

 +0-15 

 -0-17 

 +0-19 

 -010 

 -0-20 



-0-17 

 + 0-09 

 + 0-20 

 -003 



-0-39 

 -0-33 

 -002 

 +019 

 +016 

 +0-19 

 +0-14 

 +0'22 

 +0-05 

 +0-06 

 -019 

 -002 



-0-25 

 +011 

 +018 

 -003 



+007 

 -0-35 

 -0-11 

 -0-08 

 + 0-18 

 +0-01 

 -0-08 

 +0-23 

 +0-11 

 000 

 -0-17 

 +0-31 



+ 0-01 



0-00 



+0-05 



-0-02 



+ 0-18 

 -0-42 

 -0-27 

 -0-47 

 +011 

 +0-08 

 -0-09 

 +012 

 + 0-05 

 -0-10 

 -0-24 

 -Oil 



-0-12 

 -0-21 

 +0-04 

 -0-10 



3-65 

 4-07 

 5-02 

 4-84 

 7-57 

 8-67 

 9-06 

 8-45 

 910 

 6-26 

 3-89 

 3-55 



3-76 

 6-01 

 8-73 

 6-42 



