Climatological Report (Monthly)
Issued by NWS

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CXUS56 KMTR 011553
CLMLVK


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
743 AM PST WED FEB 1 2017

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

...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1930 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              75   01/22/2014
                        01/30/1976
                        01/23/1948
 LOW               18   01/05/1961
HIGHEST            65   01/08                         65  01/29
LOWEST             28   01/06                         28  01/01
AVG. MAXIMUM     54.6              56.0    -1.4     57.9
AVG. MINIMUM     38.3                               43.2
MEAN             46.5              46.7    -0.2     50.6
DAYS MAX >= 90      0                                  0
DAYS MAX <= 32      0                                  0
DAYS MIN <= 32      9                                  1
DAYS MIN <= 0       0                                  0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM   MM
 MINIMUM           MM   MM
TOTALS           8.11              3.01    5.10     3.94
DAILY AVG.       0.26                               0.13
DAYS >= .01        17                                 16
DAYS >= .10        12                                 11
DAYS >= .50         7                                  3
DAYS >= 1.00        3                                  0
GREATEST
 24 HR. TOTAL    1.59   01/09 TO 01/10           01/17 TO 01/18
                                                          01/31 TO 01/31
                                                          01/31 TO 01/31

DEGREE_DAYS
HEATING TOTAL     567               567       0      439
 SINCE 7/1       1495              1598    -103     1397
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
..................................................

WIND (MPH)
AVERAGE WIND SPEED              5.8
RESULTANT WIND SPEED/DIRECTION   1/160
HIGHEST WIND SPEED/DIRECTION    33/260    DATE  01/10
HIGHEST GUST SPEED/DIRECTION    42/260    DATE  01/10

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           14
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY         12

AVERAGE RH (PERCENT)     76

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                      12
LIGHT RAIN               18     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      22     FOG W/VIS <= 1/4 MILE      4
HAZE                      6

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

$$


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