Climatological Report (Monthly)
Issued by NWS
Issued by NWS
564 CXUS56 KMTR 010837 CLMAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 137 AM PDT WED MAY 01 2024 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF APRIL 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 91 MM LOW 30 04/12/2022 HIGHEST 78 04/10 85 04/27 LOWEST 33 04/06 33 04/04 AVG. MAXIMUM 67.9 68.5 AVG. MINIMUM 43.8 43.8 MEAN 55.8 56.2 DAYS MAX >= 90 0 0 DAYS MAX <= 32 0 0 DAYS MIN <= 32 0 0 DAYS MIN <= 0 0 0 PRECIPITATION (INCHES) TOTALS 0.96 1.26 -0.30 0.14 DAILY AVG. 0.03 0.00 DAYS >= .01 3 2 DAYS >= .10 3 0 DAYS >= .50 1 0 DAYS >= 1.00 0 0 GREATEST 24 HR. TOTAL 0.51 04/04 TO 04/04 0.09 04/17 TO 04/17 DEGREE DAYS HEATING TOTAL 260 256 SINCE 7/1 2279 MM COOLING TOTAL 0 3 SINCE 1/1 0 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 7.4 RESULTANT WIND SPEED/DIRECTION 4/240 HIGHEST WIND SPEED/DIRECTION 29/270 DATE 04/26 HIGHEST GUST SPEED/DIRECTION 38/080 DATE 04/13 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.27 NUMBER OF DAYS FAIR 21 NUMBER OF DAYS PC 4 NUMBER OF DAYS CLOUDY 5 AVERAGE RH (PERCENT) 72 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 1 MIXED PRECIP 0 HEAVY RAIN 3 RAIN 3 LIGHT RAIN 8 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 14 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. $$