Climatological Report (Monthly)
Issued by NWS

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000
CXUS56 KMTR 010830
CLMAPC

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1230 AM PST FRI MAR 01 2024

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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             81   02/05/2011
 LOW              21   02/20/2018
HIGHEST           72   02/24                          69  02/20
LOWEST            33   02/08                          30  02/18
                                                          02/23
AVG. MAXIMUM    60.7                                59.2
AVG. MINIMUM    41.8                                36.9
MEAN            51.2                                48.1
DAYS MAX >= 90     0                                   0
DAYS MAX <= 32     0                                   0
DAYS MIN <= 32     0                                   5
DAYS MIN <= 0      0                                   0

PRECIPITATION (INCHES)
TOTALS          4.91               3.95    0.96     3.27
DAILY AVG.      0.17                                0.12
DAYS >= .01       13                                  10
DAYS >= .10       12                                   9
DAYS >= .50        5                                   2
DAYS >= 1.00       1                                   0
GREATEST
 24 HR. TOTAL   1.87   01/31 TO 02/01               1.16  02/23 TO 02/24


DEGREE DAYS
HEATING TOTAL    391                                 467
 SINCE 7/1      1648                                  MM
COOLING TOTAL      0                                   0
 SINCE 1/1         0                                  MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.6
RESULTANT WIND SPEED/DIRECTION   2/160
HIGHEST WIND SPEED/DIRECTION    38/090    DATE  02/04
HIGHEST GUST SPEED/DIRECTION    52/090    DATE  02/04

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.44
NUMBER OF DAYS FAIR           12
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY          7

AVERAGE RH (PERCENT)     77

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               1
HEAVY RAIN                6     RAIN                      12
LIGHT RAIN               13     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      4
HAZE                      3

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

$$


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