156
CXUS56 KMTR 011832
CLMAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1132 AM PDT TUE JUL 01 2025
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF JUNE 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
............................................................
TEMPERATURE (F)
RECORD
HIGH 110 MM
LOW 39 06/10/2018
06/06/2012
06/01/1954
HIGHEST 81 06/18 97 06/04
LOWEST 43 06/12 46 06/15
06/17
06/18
AVG. MAXIMUM 74.9 79.0
AVG. MINIMUM 50.6 52.0
MEAN 62.8 65.5
DAYS MAX >= 90 0 3
DAYS MAX <= 32 0 0
DAYS MIN <= 32 0 0
DAYS MIN <= 0 0 0
PRECIPITATION (INCHES)
TOTALS 0.00R 0.22 -0.22 T
DAILY AVG. 0.00 T
DAYS >= .01 0 0
DAYS >= .10 0 0
DAYS >= .50 0 0
DAYS >= 1.00 0 0
GREATEST
24 HR. TOTAL 0.00 T 06/26 TO 06/26
DEGREE DAYS
HEATING TOTAL 64 37
SINCE 7/1 2715 MM
COOLING TOTAL 8 56
SINCE 1/1 25 MM
............................................................
WIND (MPH)
AVERAGE WIND SPEED 10.5
RESULTANT WIND SPEED/DIRECTION 9/220
HIGHEST WIND SPEED/DIRECTION 29/270 DATE 06/20
HIGHEST GUST SPEED/DIRECTION 37/260 DATE 06/20
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.22
NUMBER OF DAYS FAIR 21
NUMBER OF DAYS PC 9
NUMBER OF DAYS CLOUDY 0
AVERAGE RH (PERCENT) 72
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 0
LIGHT RAIN 5 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 4 FOG W/VIS <= 1/4 MILE 0
HAZE 4
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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