Climatological Report (Monthly)
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
000
CXUS56 KMTR 030958
CLMAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
258 AM PDT FRI APR 3 2015

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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR THE MONTH OF MARCH 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              85   MM
 LOW               30   03/08/2012
HIGHEST            80   03/26                         76  03/15
LOWEST             33   03/06                         34  03/19
                        03/04
                        03/01
AVG. MAXIMUM     69.1                               66.9
AVG. MINIMUM     41.4                               43.0
MEAN             55.2                               55.0
DAYS MAX >= 90      0                                  0
DAYS MAX <= 32      0                                  0
DAYS MIN <= 32      0                                  0
DAYS MIN <= 0       0                                  0

PRECIPITATION (INCHES)
TOTALS           0.07              2.50   -2.43     1.54
DAILY AVG.       0.00                               0.05
DAYS >= .01         2                                  8
DAYS >= .10         0                                  4
DAYS >= .50         0                                  0
DAYS >= 1.00        0                                  0
GREATEST
 24 HR. TOTAL    0.05   03/22 TO 03/22           03/29 TO 03/29
                                                          03/30 TO 03/30
                                                          03/30 TO 03/30

DEGREE_DAYS
HEATING TOTAL     295                                303
 SINCE 7/1       2023                               2510
COOLING TOTAL       0                                  0
 SINCE 1/1          0                                  0
.................................................

WIND (MPH)
AVERAGE WIND SPEED              5.5
RESULTANT WIND SPEED/DIRECTION   3/232
HIGHEST WIND SPEED/DIRECTION    24/290    DATE  03/31
HIGHEST GUST SPEED/DIRECTION    30/270    DATE  03/31

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR           26
NUMBER OF DAYS PC              4
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     74

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                2     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      17     FOG W/VIS <= 1/4 MILE      6
HAZE                      1

-  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.