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.
12 21:56 SW 9 16.09 Light Rain FEW011 SCT023 BKN034 12.8 9.4 80% 76.25 1016.7
12 20:56 S 9 16.09 Mostly Cloudy FEW017 SCT024 BKN036 12.8 8.9 77% 76.2 1015.8
12 19:56 SW 11 16.09 Mostly Cloudy FEW017 BKN034 BKN180 12.8 8.3 74% 76.15 1015.0 0.05
12 18:56 W 24 16.09 Mostly Cloudy FEW017 SCT026 BKN034 BKN180 13.3 8.9 75% 76.1 1014.4
12 17:56 SW 31 G 41 16.09 Mostly Cloudy FEW015 SCT029 BKN050 BKN150 13.3 10 81% 76.07 1014.0 0.05
12 16:56 SW 22 16.09 Mostly Cloudy FEW008 BKN035 BKN060 15 8.9 15 11.7 67% 76.02 1013.6 0.2
12 15:56 SW 28 G 39 16.09 Mostly Cloudy FEW017 SCT027 BKN036 BKN180 14.4 8.9 70% 76.02 1013.6
12 14:56 SW 31 G 46 16.09 Light Rain FEW012 SCT023 BKN045 13.9 10.6 81% 76.02 1013.6
12 13:56 SW 15 16.09 Mostly Cloudy FEW031 BKN045 BKN060 13.9 10.6 81% 76 1013.3 0.18 0.2
12 12:56 W 26 12.87 Light Rain FEW026 BKN060 OVC070 12.8 8.9 77% 76 1013.2 0.03
12 11:56 SW 31 G 46 16.09 Mostly Cloudy FEW029 SCT038 BKN050 13.9 8.9 72% 75.97 1012.7
12 10:56 SW 24 G 39 16.09 Mostly Cloudy FEW030 BKN049 BKN065 13.9 8.3 13.9 11.1 69% 75.92 1012.1 0.08
12 09:56 S 20 16.09 Mostly Cloudy FEW030 SCT041 BKN080 13.9 8.9 72% 75.9 1011.6
12 08:56 SW 13 16.09 Thunderstorm FEW028 BKN039CB BKN049 13.3 8.9 75% 75.87 1011.4 0.05
12 07:56 SE 11 16.09 Mostly Cloudy FEW036 BKN050 BKN070 11.7 8.3 80% 75.82 1010.9 0.03
12 06:56 SE 17 16.09 Mostly Cloudy FEW028 SCT034 BKN065 11.1 7.8 80% 75.77 1010.2
12 05:56 SW 15 G 33 16.09 Light Rain FEW024 BKN037 11.7 8.3 80% 75.72 1009.5 0.03
12 04:56 S 9 16.09 Mostly Cloudy FEW024 BKN037 11.7 7.8 12.8 11.7 77% 75.69 1009.2 0.2
12 03:56 Calm 16.09 Mostly Cloudy FEW024 BKN037 12.2 8.3 77% 75.67 1008.8
12 02:56 W 19 G 33 16.09 Light Rain SCT024 BKN033 BKN044 12.2 8.9 80% 75.64 1008.4 0.03
12 01:56 SW 20 16.09 Mostly Cloudy SCT024 BKN033 BKN044 12.2 8.9 80% 75.62 1008.1 0.18
12 00:56 SW 15 16.09 Mostly Cloudy FEW024 BKN034 BKN042 12.2 8.3 77% 75.62 1008.0 0.03
11 23:56 SW 20 16.09 Mostly Cloudy SCT024 BKN049 12.2 8.9 80% 75.59 1007.7 0.15
11 22:56 SE 13 16.09 Light Rain SCT017 BKN024 OVC049 11.7 9.4 13.9 10.6 86% 75.59 1007.9 0.1 1.88
11 21:56 SE 22 16.09 Overcast BKN024 BKN032 OVC049 11.7 8.9 83% 75.62 1008.2 0.03
11 20:56 SE 20 16.09 Overcast SCT018 BKN026 OVC041 11.7 8.9 83% 75.62 1008.0
11 19:56 Vrbl 11 16.09 Mostly Cloudy FEW015 SCT048 BKN100 BKN180 11.7 7.8 77% 75.62 1008.1 1.75
11 18:56 SW 15 11.27 Mostly Cloudy FEW008 BKN048 BKN080 11.1 7.8 80% 75.54 1007.0 0.61
11 17:56 W 22 4.02 Thunderstorm Rain Fog/Mist SCT018 BKN036CB OVC070 10.6 8.9 89% 75.62 1008.0 1.14
11 16:56 S 35 G 52 4.02 Rain Fog/Mist and Breezy FEW018 BKN055 OVC075 13.9 11.7 16.7 13.3 87% 75.54 1007.2 0.3 0.48
11 15:56 S 33 G 63 11.27 Rain and Breezy FEW018 SCT035 OVC065 13.9 11.1 83% 75.62 1008.2 0.1
11 14:56 S 30 G 52 16.09 Overcast FEW016 SCT035 BKN046 OVC150 16.1 10 67% 75.67 1008.8
11 13:56 SE 24 16.09 Overcast FEW008 SCT024 OVC160 15.6 11.7 78% 75.74 1009.9 0.08
11 12:56 S 26 G 48 14.48 Light Rain FEW008 BKN034 OVC045 13.9 10.6 81% 75.87 1011.5 0.05
11 11:56 SW 35 G 59 4.83 Rain and Breezy FEW008 BKN037 OVC044 13.3 10.6 84% 75.92 1012.1 0.03
11 10:56 S 20 G 41 16.09 Mostly Cloudy FEW008 BKN029 BKN050 15 11.7 15 13.3 81% 75.9 1011.8 0.08
11 09:56 S 22 11.27 Overcast FEW008 BKN028 OVC044 14.4 11.7 84% 75.9 1011.6 0.08
11 08:56 S 20 11.27 Light Rain FEW010 BKN045 OVC055 13.9 10.6 81% 75.9 1011.7
11 07:56 SE 13 16.09 Mostly Cloudy FEW010 SCT045 BKN065 13.9 10.6 81% 75.9 1011.7
11 06:56 S 15 16.09 Mostly Cloudy FEW041 SCT050 BKN160 13.3 11.1 87% 75.87 1011.6
11 05:56 SE 13 16.09 Mostly Cloudy FEW039 BKN050 13.3 11.7 90% 75.87 1011.4
11 04:56 SW 11 16.09 Overcast FEW019 OVC033 13.9 11.7 14.4 13.3 87% 75.87 1011.5 0.03
11 03:56 S 11 16.09 Mostly Cloudy FEW019 BKN031 13.3 12.2 93% 75.87 1011.5 0.03
11 02:56 S 9 16.09 Mostly Cloudy SCT027 BKN034 13.9 12.8 93% 75.87 1011.5
11 01:56 Calm 16.09 Partly Cloudy SCT027 13.9 12.2 90% 75.87 1011.6
11 00:56 Calm 16.09 Overcast SCT014 BKN020 OVC032 14.4 12.2 87% 75.9 1011.7
10 23:56 SW 7 16.09 Overcast BKN018 BKN028 OVC035 14.4 12.2 87% 75.87 1011.4
10 22:56 S 9 9.66 Light Rain Fog/Mist FEW020 BKN026 OVC038 13.9 12.8 16.7 13.9 93% 75.87 1011.3 0.13 0.66
10 21:56 SW 15 16.09 Mostly Cloudy FEW004 BKN025 BKN038 15 12.2 83% 75.87 1011.3 0.03
10 20:56 SW 11 16.09 Overcast FEW004 BKN019 OVC043 15 12.8 87% 75.82 1010.8 0.41
10 19:56 S 15 6.44 Light Rain Fog/Mist FEW014 BKN027 OVC035 15 12.8 87% 75.79 1010.3 0.08 0.1
10 18:56 S 11 12.87 Light Rain FEW014 SCT034 BKN060 OVC180 15.6 12.8 84% 75.77 1010.1 0.03
10 17:56 SW 13 16.09 Light Rain FEW015 SCT022 BKN055 BKN180 16.1 13.3 84% 75.77 1010.3
10 16:56 SW 17 16.09 Light Rain FEW015 SCT029 BKN060 BKN180 16.7 11.7 18.9 14.4 73% 75.79 1010.3 1.22
10 15:56 SW 20 G 43 16.09 Mostly Cloudy FEW018 BKN036 BKN180 17.8 11.1 65% 75.79 1010.5
10 14:56 SW 19 G 31 16.09 Mostly Cloudy BKN029 BKN180 18.3 11.1 63% 75.84 1011.0
10 13:56 S 19 G 35 16.09 Mostly Cloudy FEW009 BKN028 BKN045 18.3 13.3 73% 75.84 1011.1 1.22
10 12:56 SW 6 16.09 Light Rain FEW008 SCT018 BKN044 15 12.8 87% 75.87 1011.5 1.22
10 11:56 SE 11 16.09 Light Rain FEW006 BKN016 OVC050 16.1 13.3 84% 75.9 1011.8
10 10:56 SE 7 16.09 Mostly Cloudy FEW006 FEW027 BKN060 15 13.3 15 13.9 90% 75.9 1011.6 0.05 0.38
10 09:56 SE 11 6.44 Light Rain Fog/Mist SCT006 BKN018 OVC035 13.9 12.8 93% 75.87 1011.6 0.1
10 08:56 SE 11 14.48 Light Rain SCT008 BKN017 OVC038 14.4 12.8 90% 75.87 1011.4
10 07:56 SE 11 16.09 Overcast FEW008 BKN018 OVC041 13.9 12.8 93% 75.87 1011.5 0.05 0.23
10 06:56 SE 11 11.27 Light Rain FEW012 SCT024 OVC055 14.4 12.2 87% 75.84 1011.0 0.03
10 05:56 S 9 16.09 Light Rain FEW033 BKN070 OVC080 13.9 12.8 93% 75.82 1010.9 0.15
10 04:56 S 13 16.09 Light Rain FEW024 OVC029 15 11.7 15.6 15 81% 75.84 1011.0 0.05 0.05
10 03:56 S 13 16.09 Mostly Cloudy BKN021 BKN044 15 11.7 81% 75.84 1011.2
10 02:56 S 13 16.09 Mostly Cloudy FEW034 BKN045 15 11.7 81% 75.87 1011.5
10 01:56 S 9 16.09 Mostly Cloudy SCT020 BKN045 15 11.7 81% 75.92 1012.2
10 00:56 Vrbl 7 16.09 Mostly Cloudy BKN018 BKN180 15 11.7 81% 75.95 1012.5
09 23:56 Calm 16.09 Mostly Cloudy SCT017 SCT035 BKN180 15 11.7 81% 75.95 1012.5
09 22:56 SW 9 16.09 Mostly Cloudy FEW020 BKN035 BKN180 15 11.1 20 15 78% 76 1013.0
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)