Climatological Report (Monthly)
Issued by NWS Billings, MT

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CXUS55 KBYZ 011222
CLMSHR

CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
509 AM MST SUN NOV 01 2020

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

...THE SHERIDAN WY CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1907 TO 2020

WEATHER         OBSERVED          NORMAL  DEPART
                VALUE   DATE(S)   VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
HIGHEST           85   10/06
LOWEST           -10   10/26
AVG. MAXIMUM    56.6               60.1    -3.5
AVG. MINIMUM    26.2               30.9    -4.7
MEAN            41.4               45.5    -4.1
DAYS MAX >= 90     0
DAYS MAX <= 32     5
DAYS MIN <= 32    20
DAYS MIN <= 0      3

PRECIPITATION (INCHES)
TOTALS          2.62               1.41    1.21
DAYS >= .01       12
DAYS >= .10        9
DAYS >= .50        1
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.85   10/17 TO 10/18


DEGREE DAYS
HEATING TOTAL    723                605     118
 SINCE 7/1       906                906       0
COOLING TOTAL      0                  1      -1
 SINCE 1/1       612                419     193
................................................

WIND (MPH)
AVERAGE WIND SPEED              6.9
HIGHEST WIND SPEED/DIRECTION    47/330    DATE  10/14
HIGHEST GUST SPEED/DIRECTION    60/310    DATE  10/14

AVERAGE RH (PERCENT)     62

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       4
LIGHT RAIN                8     FREEZING RAIN              1
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                2     SNOW                       3
LIGHT SNOW                7     SLEET                      0
FOG                      11     FOG W/VIS <= 1/4 MILE      2
HAZE                      5

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

&&

...OCTOBER 2020 MONTH IN REVIEW FOR SHERIDAN...

BELOW IS A SUMMARY OF THE TEMPERATURE AND PRECIPITATION
STATISTICS FOR SHERIDAN FOR OCTOBER 2020. ALL TEMPERATURES ARE IN
DEGREES FAHRENHEIT AND ALL PRECIPITATION AMOUNTS ARE IN INCHES. NORMALS
ARE 30 YEAR AVERAGES CALCULATED FROM 1981 TO 2010. 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   2020 VALUES  NORMALS    DEPARTURE  RANKING

OCTOBER      2.62     1.41       +1.21      12TH WETTEST OUT OF 114 YEARS
                                            (RECORD WETTEST WAS 3.72 IN 2011)
                                            (WETTEST SINCE 3.72 IN 2011)

...SHERIDAN OCTOBER 2020 BROKEN OR TIED DAILY PRECIPITATION RECORDS...

NONE

...SHERIDAN AVERAGE TEMPERATURES...

 MONTH   2020 VALUES  NORMALS   DEPARTURE  RANKING

OCTOBER      41.4      45.5      -4.1      TIED FOR THE 14TH COLDEST OUT OF 114 YEARS
                                           (RECORD COLDEST WAS 34.1 IN 1925)
                                           (COLDEST SINCE 37.0 IN 2019)

...SHERIDAN AVERAGE HIGH TEMPERATURES...

 MONTH   2020 VALUES  NORMALS   DEPARTURE  RANKING

OCTOBER      56.6      60.1      -3.5      TIED FOR THE 24TH COLDEST OUT OF 114 YEARS
                                           (RECORD COLDEST WAS 44.9 IN 1925)
                                           (COLDEST SINCE 51.5 IN 2019)

...SHERIDAN OCTOBER 2020 BROKEN OR TIED WARMEST DAILY HIGH TEMPERATURE RECORDS...

85 ON OCTOBER  6 (OLD RECORD 84 IN 1960)

...SHERIDAN OCTOBER 2020 BROKEN OR TIED COLDEST DAILY HIGH TEMPERATURE RECORDS...

28 ON OCTOBER 18 (OLD RECORD 29 IN 1925)
25 ON OCTOBER 23 (OLD RECORD 26 IN 1919)
13 ON OCTOBER 25 (OLD RECORD 24 IN 1997)
24 ON OCTOBER 26 (OLD RECORD 28 IN 1919)

...SHERIDAN AVERAGE LOW TEMPERATURES...

 MONTH   2020 VALUES  NORMALS   DEPARTURE  RANKING

OCTOBER      26.2      30.9      -4.7      6TH COLDEST OUT OF 114 YEARS
                                           (RECORD COLDEST WAS 22.5 IN 2019)
                                           (COLDEST SINCE 22.5 IN 2019)

...SHERIDAN OCTOBER 2020 BROKEN OR TIED WARMEST DAILY LOW TEMPERATURE RECORDS...

NONE

...SHERIDAN OCTOBER 2020 BROKEN OR TIED COLDEST DAILY LOW TEMPERATURE RECORDS...

0 ON OCTOBER 23 (OLD RECORD 9 IN 1916)
-9 ON OCTOBER 25 (OLD RECORD 8 IN 1919)
-10 ON OCTOBER 26 (OLD RECORD 5 IN 1913)

$$



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