Table 29 . -- Amount of cloud cover by hour of day, and number of days per month in each cover class—Continued 

 ^ (Av. 1950-58) 



Time 



of 



day 



Cloud 



cover 



(tenths) 



Time 



of 



day 



Cloud 



cover 



(tenths) 



Time 



of 



day 



Cloud 



cover 



(tenths) 



Time 



of 



day 



Cloud 



cover 



(tenths) 



Time 



of 



day 



Cloud 



cover 



(tenths) 



Time 



of 



day 



Cloud 



cover 



(tenths) 



0-3 



4-7 



8-10 



0-3 



4-7 



8-10 



0-3 



4-7 



8-10 



0-3 



4-7 



8-10 



0-3 



4-7 



8-10 



0-3 



4-7 



3-10 







April 









April 









April 









April 









April 









April 





0300 



10.7 



3.6 



15.8 



0300 



10.2 



3.2 



1 .. 



0300 



8.4 



4.6 



I E . 9 



: ; ' j 



11.3 





14.3 



0300 



13.7 



5.1 



11.2 



: : j 



10.4 



3.4 



16.1 



0900 



9.6 



4.6 



15.9 



0900 



6.7 



3.9 



19.4 



0900 



8.6 



4.7 



16.8 



0900 



9.9 



3.7 



16.4 



0900 



11.9 



5.7 



12.4 



0900 



7.8 



4.4 



17.7 



1200 



9.7 



4.2 



16.1 



1200' 



6.1 



3.8 



20.1 



1200 



7.3 



5.4 



17.2 



1200 



9.7 



3.3 



1.7.0 



1200 



12.1 





13.1 



1200 



8.3 



5 . 1 



16.6 



1500 



8.6 



5.4 



16.0 



1500 



5.2 



E . 



19.2 



1500 



7.1 



5.3 



17.6 



1500 



7.4 



4.8 



17.8 



1500 



10.9 



4.9 



14.1 



1500 



9.8 



3.8 



16.5 



1800 



8.6 



4.6 



16.9 



1800 



6.9 



4.4 



18.7 



1800 



6.9 



5.3 



17.8 



1800 



8.1 



5.1 



16.8 



1800 



10.6 



6.4 



13.0 



1800 



- . 9 



4.1 



17.2 



2100 



11.1 



4.1 



14.8 



2100 





•■ . 



15.7 



2100 



. .". 



4.1 



15.8 



2100 



10.3 



4.3 



15.3 



2 loo 



14.2 



4.8 



11.0 



2100 



10.6 











May 











May 











May 











May 









May 









I.'.ay 





0300 



7.2 



5.1 



18.7 



1309 





z 



4.1 



21 





0300 



3.8 



7.0 



20 



2 



0300 



7.2 



3.7 



20.1 



0300 



10.9 



6.8 



13.6 



0300 



7.9 



5.1 



18.0 



0900 



7.8 



4.2 



19.0 



0900 



3 



3 



3.3 



24 





0900 



4.1 



6.2 



20 



7 



0900 



6.7 



4.6 



19.8 



0900 



9.1 



6.2 



15.7 



0900 



8.7 



5.0 



17.3 



1200 



5.4 



4.9 



20.7 



1200 



2 





9.4 



23 





1200 



2.8 



5.9 



22 





1200 



: . 



7 . £ 



18.0 



1200 



7.1 



7 . e 



16.3 



1200 



7.4 



5.9 



17.7 



1500 



4.3 



5.9 



20.8 



1500 



2 







4.9 



24 



l 



1500 



2.3 



4.7 



24 







1500 



5.4 



6.2 



19.3 



1500 



5.9 



B.3 



16.8 



1500 



6.9 



6.2 



17.9 



1800 



5.2 



5.1 



20.7 



1800 



3 







5.7 



22 



3 



1800 



3.6 



4.9 



22 





1800 



6.1 



6.2 



18.7 



1800 



7.8 



5.4 



17.8 



1800 



7.1 



6.2 



17.7 



2100 



7.5 



4.4 



19.2 



. : 





1 



7 



:• 



: 



. 



5.0 



5.6 



20 



4 



2100 



7.7 



5.2 



18.0 



2100 



9.0 



7.4 



14.6 



2100 



8.2 



5.4 



17.3 



Av. 



6.2 



4.9 





Av. 





- 



5.2 





■. 



Av. 



3.6 



.7 



SI 



7 



Av. 



6.4 



5.6 



19.0 



Av. 



8.3 



6.9 



15.8 



Av. 



7.7 



5.6 



17.7 







June 













June 











June 









June 











June 









June 





3 



5.1 



4.7 



20 





: 





3 



4.3 



- 



' 



: 



3.6 



4.3 



21.9 



0300 



4.6 



3.9 



21 





0300 



7.1 



8.3 



14.6 



0300 



5.3 



4.6 



20.1 



0900 



5.3 



3.9 



20 



e 



0900 



2 



7 



4.0 



23 





0900 



4.8 



5.3 



19.9 



0900 



4.0 



3.9 





1 



0900 



6.7 



8.3 



15.0 



0900 



5.4 



5.6 



19.0 



1200 



4.1 



5.1 



20 



8 



1200 



3 



1 



3.7 



23 



2 



1200 



3.2 



7.3 



19.8 



1200 





4.9 



22 



3 



1200 



4.8 



8.2 



17.0 



1200 



5.4 



6.2 



18.3 



1500 



3.7 



4.8 



21 



6 



1500 



2 



9 



5.4 



21 



7 



1500 





5.0 



22.3 



1500 



3.3 



5.8 



20 



9 



1500 



3.2 



10.2 



16.6 



1500 



5.7 



6.2 



18.1 



1800 



3.7 



5.8 



20 



6 



1800 





- 



5.2 



21 



2 



1800 



3.1 



, : 



21.8 



1800 



3.3 



6.7 



20 







1800 



4.7 



8.7 



16.7 



1800 



5.4 



6.6 



18.0 



2100 



5.3 



4.6 



-: 



1 



2100 



: 



: 



4.9 



>1 



3 



2100 



2.9 



4.7 



21.8 



2100 



4.2 



5.3 



20 





210. 



5.6 



8.6 



16.5 



2100 



5.7 



5.3 



I JO 



Av. 



4.5 



4.8 



20 



7 



Av. 



2 



2 



4.6 



22 



2 



Av. 



3.4 



5.3 



21.3 



Av. 



3.7 



5.1 



>1 



2 



Av. 



5. 



6.7 



16.1 



Av. 



5.5 



5.8 



18.7 







July 









July 









July 









July 









July 











July 





0300 



4.6 



3.8 



22.7 



0300 



2.8 



3.0 



25.2 



. 0300 



3.4 



5.7 



21.8 



j.O;. i 



5.7 



3.2 



22.1 



0300 



8.2 



4.3 



1 : 



4 



030 



3.3 



5.7 



22.0 



0900 



5.9 



3.6 



21.6 



0900 



3.3 



2.2 



25.4 



0900 



4.9 



6.4 



19.7 



0900 



5.1 



3.2 



22.6 



0900 



6.2 



6.4 



18 



3 



0900 



3.2 



4.8 



23.0 



1200 



4.2 



5.0 



21.8 



1200 



3.2 



3.4 



24.3 



1200 



4.3 



6.4 



20.2 



1200 



4.4 



4.9 



21.7 



1200 



4.7 



... . 8 



19 



6 



1200 



3.7 



6.1 



21.2 



1500 



3.7 



5.1 



22.2 



1500 



2.9 



4.2 



23.9 



1500 



3.3 



7.3 



20.3 



1500 



4.1 



5.7 



21.2 



1500 



4.2 



. 



20 



8 



1500 



4.2 



6.6 



20.2 



1800 



4.3 



3.4 



23.2 



1800 



3.1 



5.0 



22.9 



1800 



4.2 



5.9 



20.9 



1800 



5. ) 



4.0 



22.0 



1800 



3 . 9 



7.1 



20 







1800 



4.1 



6.0 



20.9 



. 





3.7 



23.0 



2100 



3.4 



4.2 



23.3 



2100 



4.8 



5 . 3 



20.9 



2100 



6.3 



3.7 



20.9 



2100 



4.6 



7.1 



19 



7 



2100 





5.9 



21.2 



Av. 





4.1 



22.4 



Av. 



3.1 



3.7 



24.2 



Av. 



4.2 



.2 



20.6 



Av. 



5.1 



4.1 



21.8 



Av. 



5.3 



6.3 



19 



.', 



Av. 



3.7 



5.9 



21.4 







August 









• 



- 









August 









August 











August 









,'. . ' : 





0300 



3.7 



3.1 



24.1 



0300 





2 



S 



24.9 



0300 



4.4 



4.6 



22.0 



0300 



4.2 



4.1 



22 



7 



0300 



5.2 



3.8 



22.0 



0300 



3.0 



3.1 



24.9 



0900 



3.0 



1.9 



26.1 



0900 



2.0 



1 





27.4 



0900 



4.6 



4.8 



21.6 



0900 



2.9 



2.9 



25 



2 



0900 



3.4 



5.4 



22.1 



: 90 c 



2.7 



3.1 



25.2 



1200 



2.2 



3.8 



25.0 



1200 



1.4 



3 





26.0 



1200 



3.4 



6.1 



21.5 



1200 



2.6 



4.0 



24 



4 



1200 



3.1 



5.4 



22.4 



1200 



2.4 



3.4 



25.1 



1500 



1.7 



3.4 



25.9 



1500 



1.1 



4 



3 



25.6 



1500 



2.1 



7.2 



21.6 



1500 



3.0 



3.1 



24 



9 



1500 



2.3 



5.4 



23.2 



1500 



2.4 



3.4 



25.1 



1800 



3.6 



3.4 



24.0 



1800 



2.1 



4 



9 



24.0 



1800 



3.1 



6.6 



21.2 



1800 



3.1 



3.7 



24 



2 



1800 



3.8 



6 . 



21.3 



1800 



2.4 



3.4 



25.1 



2100 



4.0 



3.6 



23.4 



2100 







9 



23.7 



2100 



5.2 



5.9 



. . ■ 



2100 



4.8 



3.3 



;.l 



9 



2100 



6.1 



4.1 



20.8 



. 



3.2 



3.8 



24.0 



Av. 



3.0 



3.2 



24.8 



Av. 







7 



25.3 



Av. 



3.8 



5.9 



21.3 



Av. 



3.4 



3.5 



24 



1 



Av. 



4.0 



5.0 



22.0 



Av. 



2.7 



3.4 



24.9 



Source: United States Weather Bureau coded data. 



129 



