Climatological Report (Daily)
Issued by NWS
Issued by NWS
Versions:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
189
CDUS46 KMTR 230831
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
131 AM PDT SAT AUG 23 2025
...................................
...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR AUGUST 22 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1893 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 83 3:12 PM 96 1999 82 1 77
MINIMUM 58 5:32 AM 43 1893 59 -1 59
AVERAGE 71 70 1 68
PRECIPITATION (IN)
YESTERDAY 0.00 T 2001 0.00 0.00 0.00
2010
2023
MONTH TO DATE 0.00 0.03 -0.03 T
SINCE OCT 1 9.31 13.39 -4.08 17.06
SINCE JAN 1 5.67 9.24 -3.57 13.63
SNOWFALL (IN)
YESTERDAY MM 0.0 1947
MONTH TO DATE T
SINCE JUN 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 24 28 -4 0
SINCE JUL 1 1 4 -3 0
COOLING
YESTERDAY 6 5 1 3
MONTH TO DATE 120 110 10 163
SINCE JUN 1 249 345 -96 666
SINCE JAN 1 290 396 -106 736
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION NW (320)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 6.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 4:00 AM
LOWEST 43 3:00 PM
AVERAGE 67
..........................................................
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 98 1931
MINIMUM TEMPERATURE (F) 59 43 1909
SUNRISE AND SUNSET
AUGUST 23 2025........SUNRISE 6:31 AM PDT SUNSET 7:49 PM PDT
AUGUST 24 2025........SUNRISE 6:32 AM PDT SUNSET 7:47 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$