National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Weather observations for the past three days for
San Francisco, San Francisco International Airport
Metric (Imperial)
Date Time (pdt) Wind (kph) Vis. (km) Weather Sky Cond. Temperature (ºC) Relative Humidity Wind Chill (°C) Heat Index (°C) Pressure Precipitation (cm)
Air Dwpt 6 hour altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
21 12:56 N 15 16.09 Partly Cloudy FEW080 SCT140 25.6 17.8 62% 27 76 1013.0
21 11:56 N 11 16.09 Mostly Cloudy FEW080 BKN140 25 16.1 58% 26 76.02 1013.4
21 10:56 N 9 16.09 Mostly Cloudy FEW070 BKN120 21.7 16.7 22.2 17.8 73% 76.02 1013.6
21 09:56 N 6 16.09 Mostly Cloudy FEW070 BKN110 21.1 16.1 73% 76.02 1013.6
21 08:56 N 7 16.09 Mostly Cloudy FEW070 BKN110 21.1 12.2 57% 76 1013.2
21 07:56 Calm 16.09 Mostly Cloudy FEW060 BKN100 20 14.4 70% 75.97 1012.9
21 06:56 Calm 16.09 Mostly Cloudy FEW060 BKN100 18.9 14.4 75% 75.95 1012.4
21 05:56 Calm 16.09 Mostly Cloudy FEW004 BKN150 18.3 14.4 78% 75.92 1012.3
21 04:56 Calm 16.09 Mostly Cloudy FEW004 BKN150 17.8 14.4 17.8 16.1 81% 75.9 1011.9
21 03:56 W 7 16.09 Mostly Cloudy FEW004 BKN150 16.7 13.3 80% 75.92 1012.0
21 02:56 W 11 16.09 Mostly Cloudy FEW004 BKN160 16.7 13.3 80% 75.92 1012.3
21 01:56 NW 11 16.09 Mostly Cloudy FEW004 BKN160 16.7 13.3 80% 75.92 1012.0
21 00:56 NW 9 16.09 Mostly Cloudy FEW004 FEW099 BKN160 16.7 13.9 84% 75.95 1012.5
20 23:56 W 17 16.09 Mostly Cloudy FEW004 BKN160 16.7 13.3 80% 75.97 1012.8
20 22:56 NW 20 16.09 Mostly Cloudy FEW004 FEW160 BKN200 16.1 13.3 21.7 16.1 84% 76 1013.2
20 21:56 NW 17 16.09 Mostly Cloudy FEW160 BKN200 16.1 13.3 84% 76 1013.1
20 20:56 NW 24 16.09 Mostly Cloudy FEW160 BKN200 16.7 13.3 80% 75.97 1012.8
20 19:56 NW 24 16.09 Mostly Cloudy FEW160 BKN200 18.3 13.3 73% 75.92 1012.2
20 18:56 NW 17 16.09 Mostly Cloudy FEW150 BKN180 21.1 13.3 61% 75.9 1011.8
20 17:56 NW 26 16.09 Mostly Cloudy FEW008 SCT170 BKN200 19.4 13.9 71% 75.92 1012.3
20 16:56 NW 33 16.09 Mostly Cloudy and Breezy FEW008 SCT170 BKN200 19.4 13.9 22.2 17.8 71% 75.97 1012.8
20 15:56 NW 35 16.09 Mostly Cloudy and Breezy FEW008 BKN200 21.1 13.9 64% 76 1013.1
20 14:56 NW 31 16.09 Mostly Cloudy FEW008 SCT150 BKN180 20 13.9 68% 76.05 1013.7
20 13:56 NW 26 16.09 Mostly Cloudy FEW006 BKN100 20.6 14.4 68% 76.07 1014.1
20 12:56 NW 15 16.09 Mostly Cloudy FEW006 SCT013 BKN100 18.9 14.4 75% 76.07 1014.1
20 11:56 NW 19 16.09 Mostly Cloudy FEW006 SCT013 BKN100 18.9 14.4 75% 76.1 1014.4
20 10:56 NE 6 16.09 Mostly Cloudy FEW006 BKN100 17.8 14.4 18.9 15 81% 76.12 1014.7
20 09:56 NE 7 16.09 Mostly Cloudy FEW006 BKN100 17.8 14.4 81% 76.07 1014.3
20 08:56 NE 7 16.09 Mostly Cloudy FEW004 FEW014 BKN100 17.2 13.9 81% 76.1 1014.4
20 07:56 N 6 16.09 Mostly Cloudy FEW004 SCT014 BKN100 16.1 13.9 87% 76.07 1014.1
20 06:56 NW 13 16.09 Mostly Cloudy FEW003 SCT100 BKN170 15.6 13.3 86% 76.07 1014.2
20 05:56 W 19 16.09 Mostly Cloudy FEW003 FEW013 BKN170 15.6 13.3 86% 76.05 1013.9
20 04:56 W 13 16.09 Mostly Cloudy FEW003 SCT013 BKN170 15 13.3 15.6 15 90% 76.02 1013.6
20 03:56 NW 13 16.09 Mostly Cloudy FEW003 BKN170 15 13.3 90% 76 1013.1
20 02:56 NW 13 16.09 Mostly Cloudy FEW003 BKN170 15.6 13.3 86% 76 1013.2
20 01:56 NW 17 16.09 Mostly Cloudy FEW003 BKN180 15 13.3 90% 76.02 1013.4
20 00:56 NW 9 16.09 Mostly Cloudy FEW003 BKN180 15.6 12.8 84% 76.05 1013.8
19 23:56 NW 13 16.09 Mostly Cloudy FEW003 BKN180 15 12.8 87% 76.05 1013.7
19 22:56 NW 13 16.09 Mostly Cloudy FEW003 BKN180 15 12.8 17.8 15 87% 76.05 1013.7
19 21:56 W 22 16.09 Mostly Cloudy FEW003 BKN180 15.6 12.8 84% 76.05 1013.8
19 20:56 W 26 16.09 Mostly Cloudy FEW003 BKN180 BKN200 15 12.8 87% 76 1013.1
19 19:56 W 30 16.09 Mostly Cloudy FEW003 BKN180 BKN200 15.6 12.8 84% 75.97 1012.9
19 18:56 W 31 16.09 Mostly Cloudy FEW004 BKN180 BKN200 16.1 12.8 81% 75.95 1012.6
19 17:56 W 37 16.09 Mostly Cloudy and Breezy FEW004 BKN180 BKN200 16.7 12.2 75% 75.97 1012.8
19 16:56 NW 41 16.09 Mostly Cloudy and Breezy FEW005 BKN180 BKN200 17.8 12.2 18.9 17.2 70% 75.97 1012.9
19 15:56 NW 28 16.09 Mostly Cloudy FEW006 BKN180 BKN200 17.2 12.2 73% 75.97 1012.9
19 14:56 NW 30 16.09 Mostly Cloudy FEW007 SCT170 BKN200 17.8 12.2 70% 76.05 1013.7
19 13:56 NW 30 16.09 Mostly Cloudy FEW008 SCT170 BKN200 18.3 11.7 66% 76.05 1013.9
19 12:56 NW 28 16.09 Mostly Cloudy FEW008 SCT150 BKN180 18.3 12.2 68% 76.1 1014.6
19 11:56 NW 22 16.09 Mostly Cloudy FEW008 BKN180 18.3 12.2 68% 76.12 1014.8
19 10:56 NW 22 16.09 Mostly Cloudy FEW008 BKN180 17.2 12.2 17.2 12.8 73% 76.17 1015.4
19 09:56 NW 20 16.09 Mostly Cloudy FEW008 SCT012 BKN180 16.1 12.2 78% 76.2 1016.0
19 08:56 NW 13 16.09 Mostly Cloudy FEW006 SCT008 BKN011 15 12.2 83% 76.23 1016.1
19 07:56 W 19 16.09 Mostly Cloudy FEW006 SCT008 BKN011 13.9 11.7 87% 76.2 1015.9
19 06:56 NW 15 16.09 Overcast FEW006 OVC008 13.3 11.1 87% 76.23 1016.1
19 05:56 W 15 16.09 Overcast OVC008 12.8 11.7 93% 76.2 1016.0
19 04:56 W 17 16.09 Overcast FEW004 OVC008 13.3 11.7 13.9 13.3 90% 76.2 1016.0
19 03:56 W 11 16.09 Mostly Cloudy FEW004 BKN008 13.3 11.7 90% 76.2 1015.9
19 02:56 W 7 16.09 Mostly Cloudy FEW004 BKN008 13.3 11.7 90% 76.2 1015.9
19 01:56 W 11 16.09 Partly Cloudy FEW004 SCT009 13.3 11.7 90% 76.23 1016.1
19 00:56 NW 11 16.09 Partly Cloudy FEW004 SCT009 13.3 11.7 90% 76.23 1016.3
18 23:56 W 15 16.09 Partly Cloudy FEW004 SCT009 13.3 11.7 90% 76.23 1016.2
18 22:56 W 22 16.09 Partly Cloudy FEW003 SCT009 13.9 12.2 18.9 13.9 90% 76.23 1016.2
18 21:56 W 30 16.09 Partly Cloudy FEW003 SCT009 13.9 11.7 87% 76.23 1016.2
18 20:56 W 30 16.09 Mostly Cloudy FEW003 SCT007 BKN200 13.9 11.7 87% 76.17 1015.6
18 19:56 W 33 16.09 Partly Cloudy and Breezy FEW003 SCT008 SCT200 14.4 11.7 84% 76.15 1015.1
18 18:56 W 37 G 52 16.09 A Few Clouds and Breezy FEW003 FEW200 16.1 11.7 75% 76.12 1015.0
18 17:56 NW 39 16.09 A Few Clouds and Breezy FEW004 FEW200 16.7 12.2 75% 76.15 1015.1
18 16:56 NW 33 16.09 A Few Clouds and Breezy FEW004 FEW200 18.9 12.2 22.2 18.3 65% 76.17 1015.4
18 15:56 NW 37 16.09 A Few Clouds and Breezy FEW005 20 12.2 61% 76.17 1015.5
18 14:56 NW 31 16.09 A Few Clouds FEW008 FEW150 21.7 12.2 55% 76.2 1015.8
18 13:56 NW 30 16.09 A Few Clouds FEW010 21.7 12.2 55% 76.23 1016.2
Date Time (pdt) Wind (kph) Vis. (km) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°C) Heat Index (°C) altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºC) Pressure Precipitation (cm)