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CXUS55 KBOU 011501
CLMDEN

CLIMATE REPORT
NATIONAL WEATHER SERVICE DENVER/BOULDER
901 AM MDT THU OCT 01 2026

...................................

...THE DENVER CO CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            101   09/05/2020
 LOW              17   09/29/1985
HIGHEST           94   09/05         91       3       91  09/10
                       09/13
LOWEST            49   09/20         35      14       43  09/06
AVG. MAXIMUM    82.2               79.6     2.6     78.0
AVG. MINIMUM    56.3               50.0     6.3     51.4
MEAN            69.2               64.8     4.4     64.7
DAYS MAX >= 90     6                4.2     1.8        1
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.7    -0.7        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        5.61   2013
 MINIMUM           T   1892
TOTALS          2.23               1.35    0.88     1.76
DAILY AVG.      0.07               0.04    0.03     0.06
DAYS >= .01        7                6.0     1.0        6
DAYS >= .10        3                2.7     0.3        2
DAYS >= .50        2                0.6     1.4        1
DAYS >= 1.00       1                0.1     0.9        1
GREATEST
 24 HR. TOTAL   1.10   09/25 TO 09/25               1.28  09/23 TO 09/23

SNOWFALL (INCHES)
RECORDS
 TOTAL          17.2   1971
TOTALS           0.0

DEGREE DAYS
HEATING TOTAL     18                105     -87       61
 SINCE 7/1        20                119     -99       MM
COOLING TOTAL    154                 99      55       61
 SINCE 1/1      1145                842     303       MM

FREEZE DATES
RECORD
 EARLIEST     09/08/1962
 LATEST       06/08/2007
EARLIEST                        MM
LATEST                          05/06
................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.9
RESULTANT WIND SPEED/DIRECTION   2/170
HIGHEST WIND SPEED/DIRECTION    46/170    DATE  09/22
HIGHEST GUST SPEED/DIRECTION    65/170    DATE  09/22

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.56
NUMBER OF DAYS FAIR            6
NUMBER OF DAYS PC             17
NUMBER OF DAYS CLOUDY          7


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              7     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       1
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       3     FOG W/VIS <= 1/4 MILE      1
HAZE                      0

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$