Climatological Report (Monthly)
Issued by NWS Billings, MT

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566
CXUS55 KBYZ 011050
CLMSHR

CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
449 AM MDT TUE OCT 01 2024

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

...THE SHERIDAN WY CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1907 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART
                VALUE   DATE(S)   VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
HIGHEST          102   09/25
LOWEST            33   09/22
                       09/30
AVG. MAXIMUM    85.6               75.6    10.0
AVG. MINIMUM    46.7               42.5     4.2
MEAN            66.2               59.1     7.1
DAYS MAX >= 90    13
DAYS MAX <= 32     0
DAYS MIN <= 32     0
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
TOTALS          0.39               1.47   -1.08
DAYS >= .01        4
DAYS >= .10        2
DAYS >= .50        0
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.19   09/17 TO 09/18

DEGREE DAYS
HEATING TOTAL     67                212    -145
 SINCE 7/1       106                271    -165
COOLING TOTAL    110                 34      76
 SINCE 1/1       669                440     229
................................................

WIND (MPH)
AVERAGE WIND SPEED              5.4
HIGHEST WIND SPEED/DIRECTION    37/330    DATE  09/03
HIGHEST GUST SPEED/DIRECTION    46/340    DATE  09/03

AVERAGE RH (PERCENT)     46

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN                6     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       1     FOG W/VIS <= 1/4 MILE      0
HAZE                      3

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

&&

...SEPTEMBER 2024 MONTH IN REVIEW FOR SHERIDAN...

BELOW IS A SUMMARY OF THE TEMPERATURE AND PRECIPITATION
STATISTICS FOR SHERIDAN FOR SEPTEMBER 2024. ALL TEMPERATURES ARE IN
DEGREES FAHRENHEIT AND ALL PRECIPITATION AMOUNTS ARE IN INCHES. NORMALS
ARE 30 YEAR AVERAGES CALCULATED FROM 1991 TO 2020. MONTHLY RANKINGS
FOR PRECIPITATION AND TEMPERATURES USE A PERIOD
OF RECORD THAT STARTED IN MAY 1934 AT OR NEAR THE SHERIDAN AIRPORT.

NUMBERS DENOTED WITH AN * IS MISSING DATA IN THE CALCULATION.

...SHERIDAN MONTHLY PRECIPITATION...

 MONTH   2024 VALUES  NORMALS    DEPARTURE  RANKING

SEPTEMBER    0.39     1.47       -1.08      TIED FOR THE 20TH DRIEST OUT OF 118 YEARS
                                            (RECORD DRIEST WAS T TIED IN 2012)
                                            (DRIEST SINCE 0.19 IN 2021)

...SHERIDAN SEPTEMBER 2024 BROKEN OR TIED DAILY PRECIPITATION RECORDS...

NONE

...SHERIDAN AVERAGE TEMPERATURES...

 MONTH   2024 VALUES  NORMALS   DEPARTURE  RANKING

SEPTEMBER    66.2      59.1      +7.1      RECORD WARMEST OUT OF 118 YEARS
                                           (OLD RECORD WARMEST WAS 65.3 IN 1963)

...SHERIDAN AVERAGE HIGH TEMPERATURES...

 MONTH   2024 VALUES  NORMALS   DEPARTURE  RANKING

SEPTEMBER    85.6      75.6     +10.0      RECORD WARMEST OUT OF 118 YEARS
                                           (OLD RECORD WARMEST WAS 83.1 IN 2015)

...SHERIDAN SEPTEMBER 2024 BROKEN OR TIED WARMEST DAILY HIGH TEMPERATURE RECORDS...

101 ON SEPTEMBER  2 (OLD RECORD 100 IN 1940)
102 ON SEPTEMBER 25 (OLD RECORD 94 IN 2015)
93 ON SEPTEMBER 27 (OLD RECORD 92 IN 2021)
93 ON SEPTEMBER 28 (OLD RECORD 92 IN 2001)
98 ON SEPTEMBER 29 (OLD RECORD 91 IN 1989)

...SHERIDAN SEPTEMBER 2024 BROKEN OR TIED COLDEST DAILY HIGH TEMPERATURE RECORDS...

NONE

...SHERIDAN AVERAGE LOW TEMPERATURES...

 MONTH   2024 VALUES  NORMALS   DEPARTURE  RANKING

SEPTEMBER    46.7      42.5      +4.2      9TH WARMEST OUT OF 118 YEARS
                                           (RECORD WARMEST WAS 50.6 IN 1963)
                                           (WARMEST SINCE 46.9 IN 2023)

...SHERIDAN SEPTEMBER 2024 BROKEN OR TIED WARMEST DAILY LOW TEMPERATURE RECORDS...

NONE

...SHERIDAN SEPTEMBER 2024 BROKEN OR TIED COLDEST DAILY LOW TEMPERATURE RECORDS...

NONE

$$