Climatological Report (Monthly)
Issued by NWS Pocatello, ID

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000
CXUS55 KPIH 051448 CCA
CLMPIH

CLIMATE REPORT
NATIONAL WEATHER SERVICE POCATELLO ID
747 PM MST TUE JAN 5 2018

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

...THE POCATELLO CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1939 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              64   12/01/1995
 LOW              -29   12/23/1990
HIGHEST            51   12/03        64     -13       45  12/15
LOWEST                  12/24       -29      28      -11  12/19
AVG. MAXIMUM     34.2              32.8     1.4     29.0
AVG. MINIMUM     16.8              16.1     0.7     10.3
MEAN             25.5              24.5     1.0     19.7
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     15              13.4     1.6       18
DAYS MIN <= 32     30              28.6     1.4       29
DAYS MIN <= 0       1               3.1    -2.1       11

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         3.39   1983
 MINIMUM         0.07   1989
TOTALS           0.99              1.24   -0.25     2.86
DAILY AVG.       0.03              0.04   -0.01     0.09
DAYS >= .01         7              11.3    -4.3       16
DAYS >= .10         3               3.8    -0.8        7
DAYS >= .50         0               0.4    -0.4        1
DAYS >= 1.00        0               0.0     0.0        1
GREATEST
 24 HR. TOTAL    0.24   12/23 TO 12/23              4.13

SNOWFALL (INCHES)
RECORDS
 TOTAL           33.7   1983
TOTALS           12.8              10.7     2.1     28.5
SINCE 7/1        13.8              18.1    -4.3     31.1
SNOWDEPTH AVG.      2                 2       0        5
DAYS >= 1.0         4               3.2     0.8       10
GREATEST
 SNOW DEPTH         6   12/25                         13  12/26
 24 HR TOTAL      3.3   12/16 TO 12/16               9.5

DEGREE_DAYS
HEATING TOTAL    1215              1257     -42     1397
 SINCE 7/1       2849              2985    -136     2832
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        575               392     183      416
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.9
HIGHEST WIND SPEED/DIRECTION    39/250    DATE  12/23
HIGHEST GUST SPEED/DIRECTION    48/240    DATE  12/03

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            7
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY         12

AVERAGE RH (PERCENT)     77

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                0     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       4
LIGHT SNOW               11     SLEET                      0
FOG                      23     FOG W/VIS <= 1/4 MILE     12
HAZE                     10

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

&&

29TH: HIGH OF 50 BREAKS OLD RECORD OF 49 SET IN 1996.

$$



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