Climatological Report (Monthly)
Issued by NWS
Issued by NWS
455
CXUS56 KMTR 011630
CLMHWD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
930 AM PDT MON JUN 01 2026
...................................
...THE HAYWARD AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026
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 84 05/19 92 05/30
LOWEST 50 05/16 51 05/04
05/17
05/31
AVG. MAXIMUM 69.5 73.2
AVG. MINIMUM 53.5 55.0
MEAN 61.5 64.1
DAYS MAX >= 90 0 1
DAYS MAX <= 32 0 0
DAYS MIN <= 32 0 0
DAYS MIN <= 0 0 0
PRECIPITATION (INCHES)
TOTALS 0.36 0.58 0.26
DAILY AVG. 0.01 0.01
DAYS >= .01 2 2
DAYS >= .10 1 1
DAYS >= .50 0 0
DEGREE DAYS
HEATING TOTAL 114 60
SINCE 7/1 1715 MM
COOLING TOTAL 15 39
SINCE 1/1 58 MM
.........................................................
WIND (MPH)
AVERAGE WIND SPEED 8.6
RESULTANT WIND SPEED/DIRECTION 6/280
HIGHEST WIND SPEED/DIRECTION 28/360 DATE 05/17
HIGHEST GUST SPEED/DIRECTION 46/350 DATE 05/17
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.43
NUMBER OF DAYS FAIR 11
NUMBER OF DAYS PC 14
NUMBER OF DAYS CLOUDY 6
AVERAGE RH (PERCENT) 69
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 0
LIGHT RAIN 5 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 0
HAZE 3
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$