NATIONAL OPTICAL ASTRONOMY OBSERVATORIES
CERRO TOLOLO INTER-AMERICAN OBSERVATORY
Meteorology Report Month: August Year: 1997
Date Cloud cover Photometric Useful Useless
1 - 2 8 - 8 - 8 - 8     *
2 - 3 0 - 0 - 0 - 0 *    
3 - 4 1 - 0 - 0 - 0 *    
4 - 5 0 - 1 - 3 - 5   *  
5 - 6 0 - 0 - 0 - 2 *    
6 - 7 1 - 0 - 0 - 1   *  
7 - 8 2 - 0 - 0 - 0 *    
8 - 9 1 - 0 - 1 - 0   *  
9 - 10 1 - 0 - 0 - 0 *    
10 - 11 0 - 0 - 0 - 0 *    
11 - 12 0 - 0 - 1 - 2   *  
12 - 13 3 - 4 - 3 - 5   *  
13 - 14 1 - 8 - 7 - 6     *
14 - 15 8 - 8 - 8 - 8     *
15 - 16 8 - 8 - 8 - 8     *
16 - 17 8 - 8 - 8 - 8     *
17 - 18 8 - 8 - 8 - 8     *
18 - 19 8 - 8 - 8 - 8     *
19 - 20 1 - 1 - 1 - 1   *  
20 - 21 0 - 3 - 4 - 4   *  
21 - 22 3 - 5 - 4 - 8   *  
22 - 23 2 - 0 - 0 - 2   *  
23 - 24 3 - 2 - 3 - 5   *  
24 - 25 3 - 4 - 1 - 0   *  
25 - 26 1 - 2 - 1 - 1   *  
26 - 27 1 - 0 - 0 - 1   *  
27 - 28 1 - 0 - 0 - 1   *  
28 - 29 0 - 0 - 0 - 2 *    
29 - 30 4 - 5 - 5 - 8   *  
30 - 31 8 - 8 - 8 - 8     *
31 - 01 7 - 5 - 4 - 1     *
Totals 7 15 9
Min. Med. Max.
Temperat. C degrees   -2 11 23
Humidity % RH   10 45 100
Wind speed M/H   0 10 75
Rainfall this month: 110mm this year: 326mm
Report by: Oscar Saa