520  
CDUS45 KCYS 210726  
CLISNY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
126 AM MDT SUN SEP 21 2025  
   
...............................  
 
...THE SIDNEY NEBRASKA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 20 2025...  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1948 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 81 320 PM 98 2010 78 3 90  
MINIMUM 46 306 AM 24 1983 44 2 46  
AVERAGE 64 61 3 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.75R 0.74 1965 0.04 0.71 0.00  
MONTH TO DATE 1.85 0.94 0.91 0.01  
SINCE SEP 1 1.85 0.94 0.91 0.01  
SINCE JAN 1 16.06 13.75 2.31 11.33  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 6 -5 0  
MONTH TO DATE 51 69 -18 1  
SINCE SEP 1 51 69 -18 1  
SINCE JUL 1 59 91 -32 21  
 
COOLING  
YESTERDAY 0 1 -1 3  
MONTH TO DATE 46 57 -11 96  
SINCE SEP 1 46 57 -11 96  
SINCE JAN 1 660 681 -21 835    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 9.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 100 AM  
LOWEST 33 300 PM  
AVERAGE 67  
   
......................................................  
 
THE SIDNEY NEBRASKA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 94 2005  
MINIMUM TEMPERATURE (F) 44 15 1983  
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2025.....SUNRISE 639 AM MDT SUNSET 650 PM MDT  
SEPTEMBER 22 2025.....SUNRISE 640 AM MDT SUNSET 648 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab WY Page
The Nexlab NE Page
Main Text Page