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
602
CDUS46 KMTR 050829
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
129 AM PDT SAT SEP 05 2026
...................................
...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 4 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1927 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 72 2:35 PM 92 1961 75 -3 70
2004
2008
MINIMUM 58 6:14 AM 50 1947 56 2 58
1989
AVERAGE 65 66 -1 64
PRECIPITATION (IN)
YESTERDAY 0.00 T 1992 0.00 0.00 0.00
1993
1998
MONTH TO DATE 0.01 0.00 0.01 0.00
SINCE OCT 1 19.63 19.57 0.06 16.11
SINCE JAN 1 10.78 12.60 -1.82 7.55
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE SEP 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 1
MONTH TO DATE 0 6 -6 1
SINCE SEP 1 0 6 -6 1
SINCE JUL 1 74 108 -34 91
COOLING
YESTERDAY 0 2 -2 0
MONTH TO DATE 5 8 -3 6
SINCE SEP 1 5 8 -3 6
SINCE JAN 1 116 118 -2 56
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION W (290)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 11.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 4:00 AM
LOWEST 46 12:00 PM
AVERAGE 70
..........................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 97 2022
MINIMUM TEMPERATURE (F) 56 45 1954
SUNRISE AND SUNSET
SEPTEMBER 5 2026.....SUNRISE 6:43 AM PDT SUNSET 7:32 PM PDT
SEPTEMBER 6 2026.....SUNRISE 6:44 AM PDT SUNSET 7:31 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$