NATIONAL OPTICAL ASTRONOMY OBSERVATORIES
CERRO TOLOLO INTER-AMERICAN OBSERVATORY
Meteorology Report Month: June Year: 1998
Date Cloud cover Photometric Useful Useless
1 - 2 2 - 3 - 2 - 4   *  
2 - 3 4 - 3 - 2 - 1   *  
3 - 4 3 - 3 - 2 - 1   *  
4 - 5 0 - 0 - 1 - 2   *  
5 - 6 4 - 1 - 1 -0   *  
6 - 7 1 - 2 - 3 - 0   *  
7 - 8 1 - 3 - 4 - 5   *  
8 - 9 4 - 2 - 0 - 0   *  
9 - 10 7 - 7 - 7 - 7     *
10 - 11 0 - 0 - 0 - 0 *    
11 - 12 7 - 7 - 3 - 3   *  
12 - 13 8 - 8 - 8 - 8     *
13 - 14 5 - 2 - 1 - 1   *  
14 - 15 8 - 8 - 8 - 8     *
15 - 16 8 - 8 - 8 - 8     *
16 - 17 8 - 8 - 8 - 8     *
17 - 18 8 - 3 - 1 - 0   *  
18 - 19 6 - 8 - 7 - 7     *
19 - 20 1 - 1 - 1 - 1   *  
20 - 21 1 - 2 - 4 - 7   *  
21 - 22 7 - 4 - 4 - 7   *  
22 - 23 5 - 1 - 1 - 1   *  
23 - 24 0 - 0 - 0 - 0 *    
24 - 25 0 - 0 - 0 - 0 *    
25 - 26 0 - 0 - 0 - 0 *    
26 - 27 0 - 0 - 2 - 2   *  
27 - 28 3 - 3 - 3 - 1   *  
28 - 29 5 - 7 - 8 - 8     *
29 - 30 8 - 8 - 8 - 8     *
30 - 01 0 - 0 - 0 - 0 *    
Totals 5 17 8
Min. Med. Max.
Temperat. C degrees   -1 7 22
Humidity % RH   <10 30 100
Wind speed M/H   -- <10 35
Rainfall this month: 15,2mm this year: 22,7mm
Report by: Oscar Saa