Climatological Report (Monthly)
Issued by NWS

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349
CXUS46 KSTO 011754
CLMMYV


CLIMATE REPORT
NATIONAL WEATHER SERVICE SACRAMENTO, CA
952 AM PST MON JAN 1 2018

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

...THE MARYSVILLE AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 9999 TO 9999

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              MM   MM
 LOW               20   12/09/2009
                        12/08/2009
                        12/13/1932
HIGHEST            65   12/17        MM      MM
                        12/07
                        12/05
LOWEST             28   12/13        MM      MM
                        12/12
AVG. MAXIMUM     59.6              53.8     5.8
AVG. MINIMUM     33.3              36.9    -3.6
MEAN             46.5              45.3     1.2
DAYS MAX >= 90      0               0.0     0.0
DAYS MAX <= 32      0               0.0     0.0
DAYS MIN <= 32     16               8.8     7.2
DAYS MIN <= 0       0               0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM   MM
 MINIMUM           MM   MM
TOTALS           0.08              3.47   -3.39     3.09
DAYS >= .01         2
DAYS >= .10         0
DAYS >= .50         0
DAYS >= 1.00        0

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   MM
 24 HR TOTAL       MM
TOTALS            0.0                MM      MM
 LIQUID EQUIV    0.00                MM      MM
SINCE 7/1         0.0                MM      MM
 LIQUID 7/1      0.00
DAYS >= TRACE       0                MM      MM
DAYS >= 1.0         0                MM      MM
GREATEST
 SNOW DEPTH         0   MM
 24 HR TOTAL      0.0   12/31 TO 12/31
 STORM TOTAL       MM
 (MM/DD(HH))            MM

DEGREE_DAYS
HEATING TOTAL     567               609     -42
 SINCE 7/1        958              1104    -146
COOLING TOTAL       0                 0       0
 SINCE 1/1       1821              1357     464

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST      12/06             MM
LATEST                          MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              4.5
HIGHEST WIND SPEED/DIRECTION    32/330    DATE  12/16
HIGHEST GUST SPEED/DIRECTION    42/340    DATE  12/16

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.10
NUMBER OF DAYS FAIR           30
NUMBER OF DAYS PC              1
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     69

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                1     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      27     FOG W/VIS <= 1/4 MILE      8
HAZE                     17

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

$$



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