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
621
CDUS46 KMTR 220834
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
134 AM PDT TUE SEP 22 2026
...................................
...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 21 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 68 2:25 PM 95 2003 75 -7 73
MINIMUM 58 11:20 PM 45 1955 56 2 59
AVERAGE 63 65 -2 66
PRECIPITATION (IN)
YESTERDAY 0.00 0.23 2013 0.00 0.00 0.00
MONTH TO DATE 0.01 0.03 -0.02 0.04
SINCE OCT 1 19.63 19.60 0.03 16.15
SINCE JAN 1 10.78 12.63 -1.85 7.59
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE SEP 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 2 2 0 0
MONTH TO DATE 12 26 -14 2
SINCE SEP 1 12 26 -14 2
SINCE JUL 1 86 128 -42 92
COOLING
YESTERDAY 0 2 -2 1
MONTH TO DATE 50 42 8 44
SINCE SEP 1 50 42 8 44
SINCE JAN 1 161 152 9 94
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 9.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 12:00 AM
LOWEST 61 2:00 PM
AVERAGE 74
..........................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 91 1946
MINIMUM TEMPERATURE (F) 56 48 1981
SUNRISE AND SUNSET
SEPTEMBER 22 2026.....SUNRISE 6:57 AM PDT SUNSET 7:06 PM PDT
SEPTEMBER 23 2026.....SUNRISE 6:58 AM PDT SUNSET 7:05 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$