Issued by NWS
000
CXUS55 KCYS 011346
CLMSNY
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
746 AM MDT WED OCT 1 2008
...................................
...THE SIDNEY NE AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2008...
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1948 TO 2008
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
.............................................................
TEMPERATURE (F)
RECORD
HIGH 101 09/01/1985
09/03/1983
09/10/1979
LOW 13 09/30/1985
HIGHEST 91 09/26 MM MM 95
LOWEST 35 09/30 MM MM 31
AVG. MAXIMUM 75.5 76.3 -0.8 79.7
AVG. MINIMUM 44.5 44.2 0.3 48.7
MEAN 60.0 60.3 -0.3 64.2
DAYS MAX >= 90 1 MM 10
DAYS MAX <= 32 0 MM 0
DAYS MIN <= 32 0 MM 1
DAYS MIN <= 0 0 MM 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 4.86 1996
MINIMUM 0.00 1977
TOTALS 1.87 1.07 0.80 0.86
DAYS >= .01 10 MM MM 9
DAYS >= .10 4 MM MM 3
DAYS >= .50 1 MM MM 0
DAYS >= 1.00 0 MM MM 0
GREATEST
24 HR. TOTAL 0.75 09/05 TO 09/06
DEGREE_DAYS
HEATING TOTAL 164 187 -23 120
SINCE 7/1 179 218 -39 124
COOLING TOTAL 21 45 -24 105
SINCE 1/1 557 542 15 942
..............................................................
WIND (MPH)
AVERAGE WIND SPEED 9.7
HIGHEST WIND SPEED/DIRECTION 36/310 DATE 09/22
HIGHEST GUST SPEED/DIRECTION 44/310 DATE 09/22
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
NUMBER OF DAYS FAIR 23
NUMBER OF DAYS PC 6
NUMBER OF DAYS CLOUDY 1
AVERAGE RH (PERCENT) 59
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 6 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 5
LIGHT RAIN 11 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 10 FOG W/VIS <= 1/4 MILE 2
HAZE 4
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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