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.
18 11:56 SW 20 16.09 Mostly Cloudy SCT032 BKN047 10.6 5 69% 76.23 1016.1
18 10:56 SW 19 G 31 16.09 Light Rain SCT036 BKN049 OVC110 10 4.4 68% 8 76.25 1016.4
18 09:56 SW 11 16.09 Mostly Cloudy SCT030 BKN043 8.9 4.4 8.9 4.4 74% 7 76.23 1016.2
18 08:56 SE 7 16.09 Mostly Cloudy FEW037 BKN060 8.3 3.9 74% 7 76.17 1015.4
18 07:56 S 6 16.09 Mostly Cloudy SCT047 BKN060 6.7 3.3 79% 76.12 1014.7
18 06:56 SW 9 16.09 Partly Cloudy FEW015 SCT039 5.6 3.3 85% 4 76.02 1013.5
18 05:56 SW 9 16.09 Light Rain FEW015 BKN040 BKN047 5.6 3.9 89% 4 75.97 1012.7
18 04:56 S 7 16.09 Partly Cloudy FEW014 FEW042 SCT140 5 3.9 93% 4 75.92 1012.0
18 03:56 Calm 16.09 Partly Cloudy FEW014 SCT039 5 2.8 8.3 5 86% 75.9 1011.8 0.18
18 02:56 W 6 16.09 Partly Cloudy FEW009 SCT038 5.6 3.3 85% 75.87 1011.4 0.13
18 01:56 NW 17 16.09 Light Rain FEW009 SCT029 BKN038 6.7 2.8 76% 4 75.84 1011.2 0.03
18 00:56 W 15 16.09 Partly Cloudy FEW022 SCT036 SCT050 6.7 2.2 73% 4 75.77 1009.9 0.03 0.03
17 23:56 W 22 16.09 Light Rain FEW018 SCT036 BKN055 6.7 2.8 76% 3 75.72 1009.4
17 22:56 W 30 G 44 16.09 Partly Cloudy FEW018 FEW040 SCT050 7.2 2.2 71% 3 75.67 1008.7
17 21:56 W 35 G 46 16.09 Partly Cloudy and Breezy FEW041 SCT050 7.8 1.7 9.4 6.7 66% 4 75.57 1007.5 0.3
17 20:56 NW 37 G 54 16.09 Mostly Cloudy and Breezy FEW029 BKN055 BKN070 6.7 3.3 79% 2 75.54 1007.1
17 19:56 W 33 11.27 Light Rain and Breezy FEW029 BKN044CB OVC070 7.8 2.8 71% 4 75.46 1006.0 0.2
17 18:56 W 26 16.09 Mostly Cloudy FEW030 SCT080 BKN100 9.4 3.3 66% 6 75.39 1005.1 0.1
17 17:56 SW 24 16.09 Light Rain FEW029 SCT038 OVC050 8.9 5.6 80% 6 75.41 1005.2 0.1
17 16:56 SW 30 16.09 Light Rain FEW008 BKN070 OVC080 9.4 5.6 77% 6 75.39 1005.1
17 15:56 SW 30 16.09 Light Rain FEW007 BKN049 OVC070 9.4 5.6 10 8.3 77% 6 75.41 1005.4 0.05 0.89
17 14:56 SW 30 G 44 14.48 Light Rain FEW006 BKN040 OVC046 8.9 5.6 80% 5 75.44 1005.8 0.03
17 13:56 SW 31 16.09 Light Rain FEW006 OVC040 9.4 5.6 77% 6 75.46 1006.1 0.08
17 12:56 SW 20 G 46 9.66 Light Rain FEW006 OVC043 8.9 5.6 80% 6 75.54 1006.9 0.2 0.74
17 11:56 W 28 G 54 16.09 Light Rain FEW006 SCT016 OVC037 8.3 6.1 86% 5 75.62 1008.1 0.33
17 10:56 SW 31 G 43 9.66 Rain Fog/Mist FEW006 SCT024 OVC046 9.4 7.2 86% 6 75.59 1007.8 0.2
17 09:56 W 37 G 56 4.83 Rain Fog/Mist and Breezy FEW005 OVC039 9.4 6.1 11.1 8.9 80% 6 75.62 1008.0 0.58 1.27
17 08:56 W 50 G 80 3.22 Rain and Windy FEW005 SCT029 OVC047 10 6.7 80% 6 75.62 1008.0 0.38
17 07:56 W 26 G 46 16.09 Light Rain FEW005 SCT024 OVC039 10.6 7.2 80% 75.62 1007.9 0.1
17 06:56 SW 33 G 56 16.09 Mostly Cloudy and Breezy FEW010 SCT029 BKN080 10 6.1 77% 7 75.62 1007.9 0.2
17 05:56 SW 26 16.09 Mostly Cloudy FEW012 SCT027 BKN042 8.9 6.1 83% 6 75.64 1008.4 0.2
17 04:56 SW 28 G 37 16.09 Light Rain FEW012 SCT050 BKN075 10.6 5.6 71% 75.67 1008.6
17 03:56 SW 19 16.09 Mostly Cloudy FEW015 FEW035 BKN180 9.4 4.4 10.6 9.4 71% 7 75.69 1008.9 0.08
17 02:56 W 31 G 43 16.09 Partly Cloudy FEW014 SCT045 10 3.9 66% 7 75.74 1009.7 0.03
17 01:56 W 28 G 50 16.09 Rain FEW008 SCT034 BKN040 9.4 5 74% 6 75.74 1009.7 0.05
17 00:56 Vrbl 11 16.09 Light Rain FEW014 BKN036 OVC060 9.4 5.6 77% 8 75.72 1009.4
16 23:56 W 28 G 37 16.09 Mostly Cloudy FEW014 SCT046 BKN060 10 4.4 68% 7 75.64 1008.6
16 22:56 W 20 16.09 Mostly Cloudy FEW015 SCT035 BKN050 10 5 71% 8 75.62 1008.1
16 21:56 NW 37 G 50 16.09 Mostly Cloudy and Breezy FEW015 SCT039 BKN048 10.6 6.1 11.7 10 74% 75.51 1006.9 0.28
16 20:56 W 28 G 43 16.09 Mostly Cloudy FEW015 SCT038 BKN085 10 5.6 74% 7 75.41 1005.2
16 19:56 NW 35 G 56 12.87 Light Rain and Breezy FEW015 BKN035 OVC046 10 7.8 86% 7 75.29 1003.6 0.23
16 18:56 SW 19 16.09 Mostly Cloudy FEW024 BKN047 BKN055 11.1 8.3 83% 75.18 1002.2 0.05
16 17:56 SW 15 16.09 Mostly Cloudy FEW032 SCT047 BKN055 11.7 7.8 77% 75.18 1002.2
16 16:56 W 11 14.48 Light Rain FEW007 BKN029 OVC044 11.1 8.9 86% 75.16 1002.0 0.05
16 15:56 SW 13 14.48 Overcast FEW007 BKN023 OVC040 11.1 8.3 11.1 10 83% 75.16 1001.8 0.36
16 14:56 E 6 16.09 Light Rain FEW007 BKN065 OVC090 10.6 7.2 80% 75.11 1001.3
16 13:56 NE 6 16.09 Light Rain FEW006 SCT037 OVC050 10.6 7.2 80% 75.11 1001.1 0.2
16 12:56 S 6 16.09 Light Rain FEW006 FEW025 OVC043 10.6 8.3 86% 75.11 1001.4 0.13 0.15
16 11:56 Calm 16.09 Light Rain FEW006 FEW021 OVC060 11.1 8.9 86% 75.11 1001.3 0.03
16 10:56 E 7 16.09 Light Rain FEW007 OVC060 11.1 8.9 86% 75.16 1002.0
16 09:56 Calm 16.09 Light Rain FEW007 OVC060 10.6 9.4 10.6 10 92% 75.18 1002.4 0.05 0.79
16 08:56 Calm 16.09 Light Rain FEW007 OVC050 10.6 8.9 89% 75.21 1002.6 0.13
16 07:56 S 9 16.09 Light Rain FEW006 OVC055 10 9.4 96% 9 75.26 1003.2 0.18
16 06:56 S 7 16.09 Light Rain FEW006 OVC060 10 8.9 93% 9 75.26 1003.3 0.1 0.43
16 05:56 SW 7 16.09 Light Rain FEW006 SCT046 OVC055 10 8.9 93% 9 75.29 1003.6 0.1
16 04:56 SE 7 16.09 Light Rain SCT006 SCT031 OVC049 10.6 9.4 92% 75.34 1004.5 0.23
16 03:56 SE 17 16.09 Light Rain FEW007 OVC050 10.6 8.9 12.2 10.6 89% 75.41 1005.4 0.25 0.66
16 02:56 SE 19 16.09 Light Rain FEW008 OVC060 11.1 9.4 89% 75.41 1005.5 0.18
16 01:56 SE 6 16.09 Light Rain FEW008 SCT041 OVC050 11.7 10 89% 75.46 1006.2 0.2
16 00:56 SE 20 16.09 Light Rain FEW008 SCT032 OVC060 11.7 10 89% 75.49 1006.3 0.03 0.03
15 23:56 SE 17 16.09 Light Rain FEW009 BKN080 OVC110 12.2 9.4 83% 75.49 1006.3
15 22:56 S 13 16.09 Mostly Cloudy FEW006 SCT039 BKN050 12.2 11.1 93% 75.54 1007.0
15 21:56 SE 17 16.09 Overcast FEW004 SCT060 OVC100 12.2 11.1 13.9 12.2 93% 75.59 1007.6 0.03 0.33
15 20:56 SE 19 16.09 Light Rain FEW005 SCT040 OVC065 12.8 11.1 90% 75.62 1007.9 0.2
15 19:56 SE 15 16.09 Light Rain FEW012 SCT036 OVC060 12.8 10.6 87% 75.62 1008.2 0.1
15 18:56 S 11 G 30 16.09 Light Rain FEW017 BKN075 OVC095 13.3 10 81% 75.62 1008.1
15 17:56 S 13 16.09 Overcast FEW014 SCT031 OVC050 12.8 10.6 87% 75.62 1007.9
15 16:56 SE 22 16.09 Overcast FEW015 SCT030 OVC037 13.3 11.1 87% 75.64 1008.4
15 15:56 SE 17 16.09 Light Rain FEW007 BKN030 OVC035 12.8 11.1 15.6 12.8 90% 75.67 1008.8 0.1 0.13
15 14:56 SE 24 11.27 Rain FEW018 BKN033 OVC045 13.9 10.6 81% 75.72 1009.4
15 13:56 SE 22 16.09 Light Rain FEW028 BKN032 OVC045 13.9 10.6 81% 75.74 1009.8 0.03
15 12:56 SE 28 G 46 16.09 Mostly Cloudy FEW032 SCT035 BKN040 15.6 8.9 65% 75.79 1010.5
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)