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 (pst) 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.
10 04:56 W 17 16.09 A Few Clouds FEW008 12.8 11.7 93% 76.63 1021.7
10 03:56 SW 7 16.09 A Few Clouds FEW005 12.8 11.7 16.7 12.8 93% 76.58 1021.1
10 02:56 SW 6 16.09 A Few Clouds FEW005 13.9 12.8 93% 76.61 1021.3
10 01:56 S 6 16.09 A Few Clouds FEW005 14.4 13.9 97% 76.63 1021.5
10 00:56 W 9 16.09 A Few Clouds FEW006 FEW200 16.1 14.4 90% 76.63 1021.7
09 23:56 W 11 16.09 A Few Clouds FEW006 FEW200 16.1 15 93% 76.63 1021.6
09 22:56 W 9 16.09 Partly Cloudy FEW006 SCT200 16.1 15 93% 76.61 1021.2
09 21:56 NW 17 16.09 Mostly Cloudy FEW008 BKN200 16.7 15 20 16.7 90% 76.58 1020.9
09 20:56 NW 15 16.09 Mostly Cloudy FEW008 BKN200 16.7 15 90% 76.56 1020.7
09 19:56 W 20 16.09 Mostly Cloudy FEW008 BKN200 17.8 13.9 78% 76.56 1020.5
09 17:56 W 24 16.09 Mostly Cloudy FEW008 BKN200 18.3 14.4 78% 76.45 1019.2
09 16:56 W 26 16.09 Mostly Cloudy FEW008 BKN200 18.9 15 78% 76.43 1018.8
09 15:56 W 22 16.09 Mostly Cloudy FEW008 BKN200 20 15 22.2 13.3 73% 76.4 1018.4
09 14:56 W 28 16.09 Mostly Cloudy FEW006 BKN200 20 15.6 76% 76.4 1018.6
09 13:56 W 19 16.09 Mostly Cloudy FEW006 BKN140 20 15 73% 76.43 1018.7
09 12:56 W 24 16.09 Mostly Cloudy FEW001 BKN120 17.2 15.6 90% 76.43 1019.0
09 11:56 NE 7 4.02 Fog/Mist FEW001 SCT002 BKN120 14.4 14.4 100% 76.48 1019.6
09 10:56 Calm 1.21 Fog/Mist FEW001 BKN002 13.9 13.9 100% 76.53 1020.2
09 09:56 Calm 2.41 Fog/Mist FEW001 SCT002 BKN120 13.3 13.3 13.9 12.2 100% 76.53 1020.3
09 08:56 SE 7 0.40 Fog VV002 12.8 12.8 100% 76.53 1020.2
09 07:56 S 7 0.24 Fog VV002 12.8 12.8 100% 76.5 1020.0
09 06:56 Calm 4.83 Fog/Mist FEW001 SCT003 12.2 11.1 93% 76.48 1019.5
09 05:56 S 7 4.83 Fog/Mist OVC004 12.8 11.7 93% 76.43 1018.7
09 04:56 Calm 16.09 Mostly Cloudy FEW003 BKN005 13.3 11.7 90% 76.4 1018.5
09 03:56 W 6 16.09 Partly Cloudy FEW003 SCT005 12.8 11.1 16.1 12.2 90% 76.4 1018.5
09 02:56 SW 6 16.09 A Few Clouds FEW003 FEW006 12.8 11.1 90% 76.38 1018.4
09 01:56 SW 6 16.09 A Few Clouds FEW003 FEW009 12.8 11.1 90% 76.4 1018.6
09 00:56 W 6 16.09 A Few Clouds FEW003 14.4 13.3 93% 76.4 1018.6
08 23:56 NW 11 16.09 A Few Clouds FEW003 FEW009 15.6 14.4 93% 76.4 1018.6
08 22:56 SW 6 16.09 A Few Clouds FEW003 14.4 13.3 93% 76.4 1018.6
08 21:56 W 15 16.09 A Few Clouds FEW006 16.1 15 20.6 16.1 93% 76.43 1018.9
08 20:56 NW 13 16.09 A Few Clouds FEW002 16.1 14.4 90% 76.38 1018.4
08 19:56 W 20 16.09 A Few Clouds FEW003 FEW200 16.7 15 90% 76.35 1018.0
08 18:56 W 28 16.09 Mostly Cloudy FEW003 BKN200 16.7 15 90% 76.35 1017.8
08 17:56 W 28 16.09 Mostly Cloudy FEW015 FEW180 BKN200 17.2 15 87% 76.33 1017.6
08 16:56 W 24 16.09 Mostly Cloudy SCT180 BKN200 17.8 14.4 81% 76.33 1017.4
08 15:56 NW 15 16.09 Mostly Cloudy FEW180 BKN200 20.6 13.3 20.6 16.1 63% 76.33 1017.7
08 14:56 N 7 16.09 Mostly Cloudy BKN200 18.9 15 78% 76.35 1018.0
08 13:56 NE 7 16.09 Mostly Cloudy FEW008 BKN200 18.3 13.9 76% 76.4 1018.4
08 12:56 NE 6 16.09 Mostly Cloudy FEW008 BKN200 17.8 13.3 75% 76.45 1019.3
08 11:56 NE 9 16.09 Mostly Cloudy FEW008 BKN200 17.2 13.9 81% 76.53 1020.3
08 10:56 NE 7 16.09 Mostly Cloudy FEW008 BKN200 17.2 13.3 78% 76.58 1021.0
08 09:56 E 7 16.09 Mostly Cloudy FEW007 SCT010 BKN200 16.1 13.3 16.7 12.2 84% 76.61 1021.2
08 08:56 Calm 16.09 Mostly Cloudy FEW007 FEW010 BKN200 15.6 13.3 86% 76.61 1021.3
08 07:56 W 6 16.09 Mostly Cloudy FEW007 SCT010 BKN200 13.3 12.2 93% 76.58 1021.1
08 06:56 Calm 16.09 Partly Cloudy FEW009 SCT200 13.3 12.2 93% 76.56 1020.4
08 05:56 S 6 16.09 A Few Clouds FEW003 FEW009 12.8 11.7 93% 76.5 1020.1
08 03:56 N 9 16.09 A Few Clouds FEW003 FEW013 15 13.3 16.1 15 90% 76.5 1019.8
08 02:56 N 11 16.09 Partly Cloudy FEW003 FEW013 SCT200 15 13.3 90% 76.5 1020.0
08 01:56 W 20 16.09 Mostly Cloudy BKN014 16.1 13.9 87% 76.5 1019.9
08 00:56 W 15 16.09 Mostly Cloudy BKN011 16.1 13.9 87% 76.53 1020.2
07 23:56 W 13 16.09 Mostly Cloudy BKN010 15.6 13.9 90% 76.53 1020.3
07 22:56 W 15 16.09 Mostly Cloudy FEW003 BKN010 15.6 13.9 90% 76.53 1020.4
07 21:56 NW 15 16.09 A Few Clouds FEW003 FEW017 16.1 13.9 20 16.1 87% 76.56 1020.5
07 20:56 W 30 G 43 16.09 Partly Cloudy FEW003 SCT013 16.1 13.9 87% 76.56 1020.4
07 19:56 W 35 G 46 16.09 Partly Cloudy and Breezy FEW005 SCT010 16.1 13.9 87% 76.48 1019.7
07 18:56 W 22 16.09 A Few Clouds FEW005 16.1 13.3 84% 76.45 1019.1
07 17:56 NW 11 16.09 Partly Cloudy SCT200 17.2 12.8 76% 76.4 1018.4
07 16:56 NW 15 16.09 Partly Cloudy SCT200 18.3 12.8 70% 76.4 1018.7
07 15:56 NW 13 16.09 Partly Cloudy SCT200 20 11.7 22.2 16.1 59% 76.43 1018.8
07 14:56 NW 22 G 31 16.09 Mostly Cloudy BKN200 20.6 13.3 63% 76.4 1018.6
07 13:56 S 7 16.09 Mostly Cloudy BKN200 21.7 12.8 57% 76.38 1018.2
07 12:56 N 15 16.09 Mostly Cloudy BKN200 18.3 11.1 63% 76.38 1018.3
07 11:56 NE 11 16.09 Partly Cloudy SCT200 17.2 12.2 73% 76.38 1018.4
07 10:56 NE 9 16.09 A Few Clouds FEW200 17.2 11.7 70% 76.43 1018.8
07 09:56 NE 6 16.09 A Few Clouds FEW200 16.1 11.7 16.1 10.6 75% 76.43 1019.0
07 08:56 Calm 16.09 A Few Clouds FEW200 15.6 11.1 75% 76.43 1018.9
07 07:56 Calm 16.09 A Few Clouds FEW200 13.9 10 78% 76.43 1018.9
07 06:56 Calm 16.09 A Few Clouds FEW200 11.1 8.9 86% 76.4 1018.5
Date Time (pst) 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)