Climatological Report (Monthly)
Issued by NWS
Issued by NWS
560
CXUS56 KMTR 010837
CLMSFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
137 AM PDT WED MAY 01 2024
...................................
...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR THE MONTH OF APRIL 2024...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1927 TO 2024
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 92 04/08/1989
04/29/1981
LOW 36 04/27/1955
HIGHEST 76 04/17 83 04/27
LOWEST 44 04/04 42 04/04
04/05
AVG. MAXIMUM 65.2 65.6 -0.4 63.9
AVG. MINIMUM 50.2 48.7
MEAN 57.7 57.3 0.4 56.3
DAYS MAX >= 90 0 0
DAYS MAX <= 32 0 0
DAYS MIN <= 32 0 0
DAYS MIN <= 0 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 6.36 1958
MINIMUM 0.00 1977
TOTALS 0.77 1.36 -0.59 0.10
DAILY AVG. 0.03 0.05 -0.02 0.00
DAYS >= .01 3 2
DAYS >= .10 2 0
DAYS >= .50 1 0
DAYS >= 1.00 0 0
GREATEST
24 HR. TOTAL 0.50 04/04 TO 04/04 0.06 04/07 TO 04/07
DEGREE DAYS
HEATING TOTAL 212 234 -22 256
SINCE 7/1 1630 2209 -579 MM
COOLING TOTAL 0 5 -5 2
SINCE 1/1 1 6 -5 MM
................................................................
WIND (MPH)
AVERAGE WIND SPEED 12.7
RESULTANT WIND SPEED/DIRECTION 9/280
HIGHEST WIND SPEED/DIRECTION 38/280 DATE 04/29
HIGHEST GUST SPEED/DIRECTION 46/290 DATE 04/28
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.43
NUMBER OF DAYS FAIR 12
NUMBER OF DAYS PC 12
NUMBER OF DAYS CLOUDY 6
AVERAGE RH (PERCENT) 68
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 2
LIGHT RAIN 5 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 11 FOG W/VIS <= 1/4 MILE 0
HAZE 25
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$