Climatological Report (Daily)
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
CDUS46 KMTR 210836
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
136 AM PDT SUN SEP 21 2014


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR SEPTEMBER 20 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         77    313 PM  97    2011  79     -2       80
  MINIMUM         58    147 AM  38    2004  49      9       42
  AVERAGE         68                        64      4       61

PRECIPITATION (IN)
  YESTERDAY        0.00                                      0.00
  MONTH TO DATE    0.04                                      0.00
  SINCE JUL 1      0.11                                      0.00
  SINCE JAN 1      8.38                                      1.97

DEGREE DAYS
 HEATING
  YESTERDAY        0                                         4
  MONTH TO DATE    6                                         5
  SINCE SEP 1      6                                         5
  SINCE JUL 1     28                                        41

 COOLING
  YESTERDAY        3                                         0
  MONTH TO DATE   48                                        60
  SINCE SEP 1     48                                        60
  SINCE JAN 1    221                                       297
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION   W (250)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED     9.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     60           300 PM
 AVERAGE    80

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   79       102      2003
 MINIMUM TEMPERATURE (F)   48        41      2012


SUNRISE AND SUNSET
SEPTEMBER 21 2014.....SUNRISE   656 AM PDT   SUNSET   707 PM PDT
SEPTEMBER 22 2014.....SUNRISE   657 AM PDT   SUNSET   706 PM PDT


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




$$



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.