


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
671 CDUS46 KMTR 310035 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 535 PM PDT SAT AUG 30 2025 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 30 2025... VALID TODAY AS OF 0500 PM LOCAL TIME. CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1927 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) TODAY MAXIMUM 84 2:15 PM 91 2023 74 10 71 MINIMUM 58 6:09 AM 45 1952 56 2 58 1955 AVERAGE 71 65 6 65 PRECIPITATION (IN) TODAY 0.00 0.11 1984 0.00 0.00 0.00 MONTH TO DATE T 0.04 -0.04 0.10 SINCE OCT 1 16.11 19.57 -3.46 20.23 SINCE JAN 1 7.55 12.60 -5.05 14.90 SNOWFALL (IN) TODAY MM 0.0 MONTH TO DATE T SINCE JUN 1 T SINCE JUL 1 T SNOW DEPTH MM DEGREE DAYS HEATING TODAY 0 2 -2 0 MONTH TO DATE 21 41 -20 79 SINCE JUN 1 233 196 37 242 SINCE JUL 1 90 99 -9 129 COOLING TODAY 6 2 4 0 MONTH TO DATE 35 40 -5 14 SINCE JUN 1 37 89 -52 63 SINCE JAN 1 43 109 -66 74 ................................................................... WIND (MPH) RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION NW (300) HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (290) AVERAGE WIND SPEED 10.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 87 2:00 AM LOWEST 36 1:00 PM AVERAGE 62 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 74 89 2005 MINIMUM TEMPERATURE (F) 56 48 1955 1957 SUNRISE AND SUNSET AUGUST 30 2025........SUNRISE 6:38 AM PDT SUNSET 7:41 PM PDT AUGUST 31 2025........SUNRISE 6:39 AM PDT SUNSET 7:39 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$