Climatological Report (Monthly)
Issued by NWS
Issued by NWS
800 CXUS56 KMTR 010841 CLMAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 141 AM PDT SAT JUN 01 2024 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 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 101 MM LOW 32 05/10/2022 HIGHEST 85 05/09 86 05/13 05/30 LOWEST 38 05/05 41 05/07 05/06 AVG. MAXIMUM 72.9 68.8 AVG. MINIMUM 47.3 50.2 MEAN 60.1 59.5 DAYS MAX >= 90 0 0 DAYS MAX <= 32 0 0 DAYS MIN <= 32 0 0 DAYS MIN <= 0 0 0 PRECIPITATION (INCHES) TOTALS 0.69 0.80 -0.11 0.70 DAILY AVG. 0.02 0.02 DAYS >= .01 1 6 DAYS >= .10 1 3 DAYS >= .50 1 0 DAYS >= 1.00 0 0 GREATEST 24 HR. TOTAL 0.69 05/04 TO 05/04 0.35 05/01 TO 05/02 DEGREE DAYS HEATING TOTAL 153 163 SINCE 7/1 2432 MM COOLING TOTAL 10 6 SINCE 1/1 10 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 9.1 RESULTANT WIND SPEED/DIRECTION 6/230 HIGHEST WIND SPEED/DIRECTION 32/230 DATE 05/04 HIGHEST GUST SPEED/DIRECTION 45/240 DATE 05/04 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.22 NUMBER OF DAYS FAIR 18 NUMBER OF DAYS PC 13 NUMBER OF DAYS CLOUDY 0 AVERAGE RH (PERCENT) 70 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 1 RAIN 1 LIGHT RAIN 13 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 7 FOG W/VIS <= 1/4 MILE 1 HAZE 3 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$