175
CXUS56 KMTR 010836
CLMHWD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
136 AM PDT SUN JUN 01 2025
...............................
..THE HAYWARD AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER OBSERVED NORMAL LAST YEAR'S
VALUE DATE(S) VALUE VALUE DATE(S)
.....................................................
TEMPERATURE (F)
RECORD
HIGH 99 MM
LOW 41 05/11/2022
HIGHEST 92 05/30 87 05/09
LOWEST 51 05/04 46 05/06
AVG. MAXIMUM 73.2 72.4
AVG. MINIMUM 55.0 53.6
MEAN 64.1 63.0
DAYS MAX >= 90 1 0
DAYS MAX <= 32 0 0
DAYS MIN <= 32 0 0
DAYS MIN <= 0 0 0
PRECIPITATION (INCHES)
TOTALS 0.26 0.58 0.90
DAILY AVG. 0.01 0.03
DAYS >= .01 2 1
DAYS >= .10 1 1
DAYS >= .50 0 1
DEGREE DAYS
HEATING TOTAL 60 83
SINCE 7/1 1685 MM
COOLING TOTAL 39 28
SINCE 1/1 48 MM
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WIND (MPH)
AVERAGE WIND SPEED 8.4
RESULTANT WIND SPEED/DIRECTION 7/270
HIGHEST WIND SPEED/DIRECTION 25/360 DATE 05/05
25/270 05/17
HIGHEST GUST SPEED/DIRECTION 37/360 DATE 05/05
37/280 05/17
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.32
NUMBER OF DAYS FAIR 17
NUMBER OF DAYS PC 11
NUMBER OF DAYS CLOUDY 3
AVERAGE RH (PERCENT) 60
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 1 RAIN 0
LIGHT RAIN 3 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 1 FOG W/VIS <= 1/4 MILE 0
HAZE 6
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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