Climatological Report (Monthly)
Issued by NWS
Issued by NWS
174
CXUS56 KMTR 010838
CLMAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
138 AM PDT MON JUL 01 2024
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF JUNE 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
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TEMPERATURE (F)
RECORD
HIGH 110 MM
LOW 39 06/10/2018
06/06/2012
06/01/1954
HIGHEST 97 06/04 84 06/30
LOWEST 46 06/15 42 06/20
06/17
06/18
AVG. MAXIMUM 79.0 72.8
AVG. MINIMUM 52.0 53.6
MEAN 65.5 63.2
DAYS MAX >= 90 3 0
DAYS MAX <= 32 0 0
DAYS MIN <= 32 0 0
DAYS MIN <= 0 0 0
PRECIPITATION (INCHES)
TOTALS 0.00R 0.22 -0.22 0.02
DAILY AVG. 0.00 0.00
DAYS >= .01 0 2
DAYS >= .10 0 0
DAYS >= .50 0 0
DAYS >= 1.00 0 0
GREATEST
24 HR. TOTAL 0.00 0.01 06/12 TO 06/12
06/06 TO 06/06
06/12 TO 06/12
DEGREE DAYS
HEATING TOTAL 37 53
SINCE 7/1 2469 MM
COOLING TOTAL 56 9
SINCE 1/1 66 MM
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WIND (MPH)
AVERAGE WIND SPEED 9.8
RESULTANT WIND SPEED/DIRECTION 9/210
HIGHEST WIND SPEED/DIRECTION 29/190 DATE 06/12
HIGHEST GUST SPEED/DIRECTION 39/200 DATE 06/12
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.14
NUMBER OF DAYS FAIR 26
NUMBER OF DAYS PC 4
NUMBER OF DAYS CLOUDY 0
AVERAGE RH (PERCENT) 68
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 0
LIGHT RAIN 1 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 5 FOG W/VIS <= 1/4 MILE 0
HAZE 15
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$